Are there any other parts that I need to purchase separately? Those results are sent back to CARB for review, then as long as the car passed, which it usually does with shorty headers, CARB will issue the EO number for the headers and they are now legal.
You can only smell fear if the fearfull have loose bowels. You just came across like a dick, so I had to as well. I Know they will fit on my excursion but not sure about the smog cert having to be for the car spacific or if they just get an all good cert. Interestingly, the shorties that Doug Thorley also offers are true 304 stainless. Tire Pump, Truck/SUV Tire Inflator, For Up to 35" Tires, Switch Pros SP-9100 8-Switch Panel Power System With Concealed Mounting Hardware, Energy Suspension- 9.4101G UNIVERSAL MOUNT, Pro Comp 65660K 2.75" Front 1.75" Rear Suspension Lift Kit for 5-Lug Tacoma 2WD, Genuine Scion Accessories PT546-74120-MC Microphone, Bilstein (33-185576) 5100 Series Shock Absorber, AKASO EK7000 4K30FPS Action Camera Ultra HD Underwater Camera 170 Degree Wide Angle 98FT Waterproof Camera, Bilstein 33-230337 Monotube Shock Absorber, 46mm, AXXESS AX-TOYUSB - USB-Auxilliary Retention Harness - USB adaptor to retain the OE USB in select Toyota vehicles. Junior Member : Join Date: Apr 2016. (201), In Stock, Including at a Supplier. However, these parts are not 50-state emissions-legal. Contact us for pricing at:
[email protected] Toll: (800) 347-8664 Doug Thorley Headers 1280 Graphite Dr. Corona, . When you install yourDoug Thorley Headers, you will need to grab a tuner. These Long Tube Header designs are dyno and race proven to deliver the greatest possible increase in horsepower and torque throughout the RPM range.
For a better experience, please enable JavaScript in your browser before proceeding. Ever have any issues with smog test? Headman is still located here in Michigan Bought a set for my Comet.I'm almost positive I remember seeing Made in USA on the box.Real happy with them.They fit really well! Mar 13, 2023
Quote THE MENACE.
Bad diaphram? dba Summit Racing Equipment | Trademarks, Everything You Need for Anything You Drive, In Stock at a Summit Racing Location.
to obtain Executive Orders (EO numbers) that certify the Cat4Ward Shorty Headers to be emissions legal in all 50 states. It's holding up ok but not perfect. I paid $250 for a new one, so I wouldn't want to pay more than $120 for a used one. Parts For Sale, Started by woodyth Yeah, I have them.
So I assumed(sorry), that he still worked at Dougs.
All headers also come with a nickel-chrome finish. -Craig Hospital Spinal Cord Unit. Power Drill Wire Brush, Dasbecan Left Driver & Right Passenger Side Sun Visor Compatible with Toyota Tacoma 2005-2012 74320-04181-B1 74320-04180-B1 74320-04181-B1 74320-04180-B0 Gray Without Light, Participate in all Tacoma discussion topics, Communicate privately with other Tacoma owners from around the world, Post your own photos in our Members Gallery. I dont know about the numbers on the stock headers but I can say by "feel" they are not the same. 06-17-2010, 11:01 AM . Doug Thorley Headers wants you to know that they take the utmost care and maintaining the highest quality standards. Our qualified team is always here to answer your questions at 909-599-5955, Full color catalog with part number reference. Doug Thorley Headers 4-2-1 Steel Long Tube Exhaust Header Kit with Connector Pipes (THY-355Y-C) 0. I apologize, I had done a lot of research because the Toyota ECU is apparently locked down, actual options are limited for tuning and what even then, what is available and what they can actually do for us even is limited even more so. Im installing the Doug Thorley shorty headers on Monday. For theDoug Thorley Headers, I am projecting a similar time. ( 41 ), Estimated USA Ship Date:
Ill start the bid at $100 for the header. Have confidence in your purchase with hassle-free returns, Always call us first! Estimated International Ship Date:
The gain, if any, from headers and exhaust is not worth the headache when it's time for smog inspection in CA.
Yes, things will change. Because they're setup for the streets, Thorley Headers also feature the hardware and custom flanging to be 50-state smog legal (some shortie applications). Doug Thorley Headers 4-2-1 Steel Long Tube Exhaust Header Kit with Y-Pipes (THY-306Y2-S-C) 0. Doug Thorley Headers DTH 100% American-made products. Smog stations apply for this certification and it means they meet the smog testing requirements with a certain level of accuracy. Started by 84TanToy Since it is a new product, dont count on it being fully street legal. Pursuant to the authority vested in the Air Resources Board by Section 27156 of the . Call him up if you have any questions ask for Nick Mr T body, Nov 17, 2007 SHARE POST #4 SoCalCarCulture BANNED from Orange County, CA D660YA Doug's Headers D660YA 1 5/8" Tri-Y Header Ford Falcon Small Block Ford 60-65 Metallic Ceramic Coating. Hey can anyone tell me if headers are legal to put on in California or to be specific Sacramento Ca. I went full straight pipe. Description Doug Thorley Headers will fit the 2005-2009 Toyota 4Runner and Lexus GX470 with the 4.7L V8 engine. Would love some tips for the install if you guys have any. Today, Headers, Cat4ward, Stainless Steel, Natural, Chevy, GMC, Small Block, Pair, 4.88 out of 5 stars
DOUG THORLEY HEADERS are made of the finest materials: 14-gauge mild steel with 3/8 in. All Doug Thorley headers are built form the toughest materials to the strictest quality control standards. Will it create more power? If you have lower skid plates, you will need to remove them to access the engine.
Apr 17, 2023
Michael, Yeah, these headers are going to be sick! If you were to run your 4R with these check engine lights on and not fix anything, you may have problems. Do the headers you have mate right up to the rest of the stock exhaust?
Mar 13, 2023
Are there any current V6 shorty headers that are street legal in California? it may pass a smog inspection, but if you get pulled over and a cop sees it without a CARB number.. better believe you'll get a ticket. Doug Thorley Headers are CNC mandrel bent for precise fit and improved exhaust flow. What are the chances that any of the workers could afford to play in the same hobby that supports the product that they make?
JavaScript is disabled. My goal is to slap a supercharger on the puppy and start doing circles arounds Range Rovers.
So, it is important to get a tuner after your install yourDT Headers. Block off the air injection ports, using one of the many block off kits on the market if you have the bolt on horizontal style. Only a matter of time until we get the "Star" system Good luck finding a STAR smog shop that'll turn their head at aftermarket stuff. Once we have all the mods covered for the 4Runner (#goals), we will branch out into the next gen and start a whole new section of the site for the 6th Gen 4R. In the bulletin it will list all makes models engines and applications. Installed Doug Thorley tri-y part# THY-509Y-C a few weeks back. They will use the existing OBDII to test the emissions. Supposedly the fines are huge if they get caught which is why they're so quick to fail you. stock 1.6 8v exhaust manifold puts out within 1HP of the thorley on the dyno. Parts For Sale, Started by 87hillbillyoter It may not display this or other websites correctly. The Fora platform includes forum software by XenForo.
Good question. SHARE POST #15. Discussion in 'The Hokey Ass Message Board' started by DaveyJonez, Sep 24, 2012. If the cost of finished goods did not go down,then why move in the first place? Hedman Shorty on the bottom. You can see they're black here. ( 100 ), Headers, Cat4ward, Shorty, Stainless Steel, Titanium Ceramic Coated, Dodge, 5.7L Hemi, Pair, 4.28 out of 5 stars
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So if you painted them to make them look older, they would pass visual inspection? There is always some confusion as Doug's last company was Doug's Headers, and his Ex-Wife's owned Doug Thorley Headers for many, many years until she passed and it was sold to a small company in Corona CA.. hotroddon, Sep 26, 2012. Price is 200 or trading for a California 22re header. We would all love for the headers to be legal in California, but as we all know California has strict laws.
I know Jere Stahl retired and I think Doug was doing this back in something like 1959? Unfortunately, long tube aftermarket headers for the 5VZFE 3.4 v6 are a "unicorn" part.
AFE headers comes with their version of high flow cats..but because it's aftermarket, it's not CARB legal. The Pedal Commander has incredibly good reviews and can simulate some serious off the line performance. Also Ill keep you posted on how well the Diablo Tuner works.
Underdog Racing Development; Doug Thorley; JBA Headers; Suspension. LOVE my Magnaflow! 2.00" x .120" ERW is used when car weighs over 3500 pounds. Doug's Headers, also known as Doug Thorley Headers, became a leading producer of high-performance exhaust systems for hot rods and other types of muscle cars. Privacy Statement -
California legal headers? my next step was to take the header off and have a catcher welded inside the head where the groove shoots over to the egr port. I hate to say it but Id go over it again. Ships Today. American made and smog legal, you would be amazed at .
for Chevy Avalanche 1500 2002-2006 5.3L. Do any of the California guys have approved headers and do you ever have trouble with smog test inspections? Permatex 80078 Anti-Seize Lubricant with Brush Top Bottle, 8 oz. Doug Thorley Headers.
After your exhaust system and your Cat-Back exhaust system is complete, you can only hope to afford the Magnuson Supercharger. This install took around 8 hours. Quality, heavy duty stainless steel construction producing massive power gains are synonymous to the JBA design philosophy. Who is the go to Tuner after install?
Performance expectations?
0 Members and 1 Guest are viewing this topic. Today, Headers, Shorty, Steel, Painted, Dodge, Pickup, 5.2, 5.9L, Pair, 4.08 out of 5 stars
Jul 31, 2023
Ten minutes after the install the Check engine, VSC Trac and VSC Off lights came on. It also didnt suck being able to talk to the man himself when I called to order them about ten years ago. Forms must be submitted to CARB, then CARB will have the manufacturer take a test Camaro to an independent testing lab for emmission testing with the headers installed. I want to complete as much of the system as I can. Apr 24, 2023
If/when I dive into major engine mods, would just register my truck at my parents house in AZ. May 29, 2023
of 686, Headers, Shorty, Steel, Painted, Chevy, GMC, Pickup, SUV, 5.0L, 5.7L, Pair, 3.99 out of 5 stars
no cats at all. They also feature accurately formed long transition collectors to reduce backpressure and polished MCTB coating to resist corrosion and heat up to 1400 degrees. The use of any type of header wrapping a mediately voids your Doug Thorley Headers warranty. Login to place an order, check order status, and view order history. Im surprised no one recoomended the Doug Thorley headers. Gary. ( 68 ), Headers, Street, Long Tube, Steel, Temporary Paint, Ford, 5.0L, Pair, 4.44 out of 5 stars
1970 FJ40 Ford 351w, Edelbrock aluminum heads, Holley carb, 4inch lift, 33' tires, Dune beige, unknown miles (broken odometer). Doug Thorley headers to be exact.
Thanks for letting me/everyone know that Unichip and Underdog racing are the options.
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The ones for the f250 will fit. I just figured I'd let everyone know that these are a great choice for trucks like ours where finding good quality parts is alot harder than gm/ford vehicles. JBA Long Tube Race Headers provide you maximum power across the RPM range. Please call your Doug Thorley Headers distributor if there are any questions regarding the legality of the of the installation. Ships In a Few Days. Vendor specials, free gear, giveaway notifications, group buys and more! Or, Engine HP vs Wheel HP. Ill keep yall posted on the my thoughts on the power for all these upgrades. Doug Thorley Headers - Free Shipping on Orders Over $99 at Summit Racing Welcome My Account Order Status Wish List Savings Central Shop by Brand Shop Your Passion Shop Your Passion Truck / SUV Jeep Gifts, Clothing, & More Restoration Stock Replacement Late Model Muscle Tools Circle Track Street Rod Powersports Paint & Body Marine Jr Dragster They pull and peak out very differently in the real world. ( 59 ), Headers, Shorty, Steel, Painted, Chevy, GMC, V8, LS, Pair, 3.77 out of 5 stars
These are the shorty tubes. Contact Us -
What's to stop one form installing non CARB headers? Bare stainless finish.
Today. Today, Headers, Shorty, Steel, Painted, Ford, Pickup, SUV, 5.8L, Pair, 4.03 out of 5 stars
1.7 shaft rockers and beehives. Here is the link to the product. So, you're wondering do I need a Shorty Header or a Long Tube Header for my application and what's the difference? Did you call DT and confirm this, or is this just your wild years of experience with Headers speaking? Thorley not only created. I thought DT headers were smog approved. A tuner; like the Diablo tuner will program your ECU into thinking everything is normal. Estimated International Ship Date:
DOUG THORLEY HEADERS can increase gas mileage and their design configuration can give your engine more horsepower across the entire rpm range. If youve done it already, please let me know how you like them. I went with Vivid Racings ECU reflash (fuel to air, etc.). I'll be in Fresno at the end of the month, well next month. That is what they told me when i called this morning. 1964-1968 Ford Mustang 260-302W Long Tube Tri-Y Headers. JBA's shorty design is a modern innovation of the old header design.
Do you recommend a DT U/Mid Pipe? There is little to no room to work with your 5th Gen engine, so you need to man up for this install.
Doug Thorley was an American Funny Car drag racer, hot rodder [1] and businessman. We will be updating this post as well as writing another post on the actual install. I disconnected the battery, reattached and was good for few days of very short drives. Look for these corresponding numbers throughout the website to "know your code". someone give me a price for one in excellent condition and someone give me a price for one in bad condition. Collector Diameter, Jeep, 4.0L, Each, 4.71 out of 5 stars
I haven't noticed where the CARB number is located on the part, but I assume it's on there somewhere. Today, Headers, Shorty, Steel, Ceramic Coated, Ford, Small Block, Pair, 3.95 out of 5 stars
JBA works closely with C.A.R.B. Why does Diablo Sport not even mention the Toyota on their site? VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. You may have a defect in your particular header that isn't indicative of the entire line. Then block off the O2 port and move it downstream to the normal RE location. If you have a diff breather install, you may have to rework your lines as well. I cant find one that supports the 2013 and up 4Runners. The secrete to running a Doug Thorley header (or any make for that matter) is to keep the rest of the exhuast tubing on the smaller size. What tuner are yall talking about. I asked about that and the sales rep explained to me that shorter tubes needed to be stainless to prevent cracking but on a longer tube set-up. Post Reply. Features : Outlet Size: 2.5,Primary Tube Size: 1.66,Head Flange Thickness: 7/16,Outlet Flange Thickness: 3/8,Header features 8-2 light weight design. Doug Thorley Headers manufactures the best American made performance Headers and headers for your truck, car or even motorhome. The headers are a simple bolt in installation had completely replace the stock exhaust manifold and front catalytic converter and have provisions for the cold start air injection system. Camaro V8 LS3 / L99 Engine, Exhaust, and Bolt-Ons, Camaro5 Chevy Camaro Forum / Camaro ZL1, SS and V6 Forums - Camaro5.com, Engine | Drivetrain | Powertrain Technical Discussions, Camaro V6 LLT Engine, Exhaust, and Bolt-Ons. It hasn't given me any issues with the EGR for the 10 years that I've had it. let me know, 1993 4door s10 Tahoe. Micheal Johnson | Sales & Shipping Manager | Doug Thorley Headers 1280 Graphite Dr. Corona, CA 92881 Phone: (951) 739-5900 x 800 Direct: (951) 273-3602 The first step in creating an efficient and powerful exhaust system is the addition of a set of premium headers.
. You know its wrong to do, but eventually you put your tongue on it. Location: Ottawa, Ontario . http://www.dougthorleyheaders.com/2013-14-toyota-fj-cruiser13-17-4runner-4.0l-long-tube-headers_15781.
The Doug Thorley Headers are not street legal in California. Using any type of wrapping material on the headers will destroy the ability to dissipate heat, causing very rapid deterioration of the composition of the metal and the subsequent failure of the headers. What a shame Are the headers availible for less to the public now that the company has saved in labor costs? Mar 27, 2023
Rwhp is what really matters as that is what is pushing our 4Runner. Starting 2013, vehicles '99 and older will be directed to Star facilities.
Bad weld or slag in the way? Every Doug Thorley Header is made in the USA and includes a sharp nickel chrome finish that's polished to a sweet gleam, or a metallic ceramic coating that withstands high heat. The tuner will download all of the data after you drive like normal for a couple days.
Made from 1.75" x .120" DOM mild steel tubing. ( 21 ), Estimated USA Ship Date:
4: Replacing with aftermarket headers: A review of the Doug Thorley Short Tube Headers. Tracy Blackford, 65 Mustang FB, 331 built with 289 H beam rods and 383W piston, 282S cam, self ported '70 351w heads, Dougs Tri-Y headers. Perhaps your exhaust is too straight with too much free flow. Because they're setup for the streets, Thorley Headers also feature the hardware and custom flanging to be 50-state smog legal (some shortie applications). My old neighbor is the cust serv manager. What is the difference between engine hp and rwhp?
BENEFITS OF DOUG THORLEY HEADERS, INC.*'S EXMAUST HEADER PART NOS. Thanks guys. Let me know what you want for it. 10 chevy avalanche headers Review: 1. I believe JBA headers are also CARB legal. California is a strange place at times. 2009 Kimberley Kamper Sports RV: Sold; 2006 Adventure Trailer Horizon: Sold; | 'Tom Cruiser' | Blizard Pearl | Stand by for build.
Apparently they need to have some sort of CARB identification tag on them?
Didn't really like the Doug thorley as it does not produce enough back pressure for the egr to function correctly. So where would I get it done? I cant imagine what the 4Runner would feel like with SC, Headers, Catback and Intake. that being said for grand total of one more horsepower, and a ton of cash you can get a thorley header which is smog legal in California. If you are an international customer and would like to change the currency that prices are displayed in, you can do so here. More compact fit, 14 gauge, coated inside and . ( 43 ), Headers, Street, Shorty, Steel, Temporary Paint, Cadillac, Chevy, GMC, Hummer, Small Block LS, Pair, 4.66 out of 5 stars
I don't know. ( 10 ), Headers, Cat4ward, Stainless Steel, Natural, Ford, 6.8L V10, Kit, 5.0 out of 5 stars
Every Doug Thorley Header is made in the USA and includes a sharp nickel chrome finish that's polished to a sweet gleam, or a metallic ceramic coating that withstands high heat. Subscribe to our Newsletter . Emissions warning: this part only legal for sale or use in California for racing (competition) vehicles which may never be used, registered, or licensed for use upon a .
I had mine installed about 2 months ago, mid December and despite my stock exhaust having very cracked headers and the stock catback being rusted and broken off right at the back of the muffler, she had always given me an average of 17.5 MPG, give or take half an MPG in either direction. Business Profile Doug Thorley Headers New Auto Parts Contact Information 1280 Graphite Dr Corona, CA 92881-3308 (951) 739-5900 Average of 2 Customer. But, we do have plenty of options to increase our horsepower and torque. We are committed to our customers and the environment. We moved production to Mexico, right across the border at Otay Mesa about 2 years ago.
Toy, 4.3, 4l60, d300, tons, 38's, Trail Slut. Just make them here and be done with it. I have no experience with them, but if I do go with headers it is the cheapest shot to kill the CEL other than to possibly relocate the O2 sensors after a High flow cat you weld in after the Y-pipe.
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That is who DT initially recommended for a tuner. Doug Thorley shorties carry a CA CARB.
spressoWAGON ROTM 2009 Kimberley Kamper Sports RV: Sold; 2006 Adventure Trailer Horizon: Sold; Primary Tubes, Cadillac, Chevy, GMC, SUV, Pickup, 4.8, 5.3L, Pair, 4.54 out of 5 stars
The front O2 sensors will sniff out the lack of Cats missing from any set of aftermarket off road headers and throw a code unless they are simulated with a device offered by URD. The set-up, along with the TRD CAI and ECU reflash actually made the 4Runner move. JBA works with the California Air Resources Board (C.A.R.B.) As I recall, the duty was for the added value and not for the complete unit. ( 5 ), Headers, Cat4ward, Stainless Steel, Natural, Ford, Pickup, SUV, 5.8L, Pair, 3.8 out of 5 stars
No claim of any Kind, such as "Approved by the Air Resources Board" may be . Press the space key then arrow keys to make a selection. Never miss a sale on new parts, tools, and more!
Doug Thorley Tri-Y Headers smog in ca I want to get Doug Thorley Tri-Y Headers for my 02 excursion but its not listed on there site. Is Doug even around anymore or has he left the party? He was 92. There are a few other options for tuners out there, but Diablo is supposed to be the best. ( 13 ), Estimated USA Ship Date:
( 20 ).
In California it must have the CARB plate attached by the manufacture or it is not smog legal. Sandy Belond was building headers in Mexico in the 1960's. Since the 'upgrade', it averages around 15 MPG .
Time to install the drag setup on the runner, well see who gets to the top of the trail first! Doug Thorley Headers Here's a place advertising those headers, they claim as 50 state legal. I didnt have any reason to NOT believe what DT was telling me at the time. For a better experience, please enable JavaScript in your browser before proceeding.
The 16v manifold is completely different from the 8v manifold.
A forum community dedicated to custom off-road vehicle owners and enthusiasts. man, if you were a week earlier you would have saved me $200. Doug Thorley, the first NHRA U.S. Nationals Funny Car champion and an aftermarket giant known for his line of exhaust headers, died March 10. This is a custom order part. Then, we might start looking at a Cat-Backexhaust system.
Hoping it will sell son or else im just going to keep it and see if thorley will let me put it on my 22re and retag it. ( 23 ), Estimated USA Ship Date:
( 62 ), Estimated USA Ship Date:
Reply Like # 2 Doug Thorley Headers 05-2013 Nissan 4.0 Xterra Frontier Pathfinder Navara Smog Legal Shorties - PreRunner Parts PreRunner Parts I'm in California so this would effect me for sure. $1,110.33. Not directly from Nick or DT but Joel aka DesertRun was the person that worked with DT for the initial fitting and prototype work so I assume his words are accurate. If you're ready to purchase the most powerful, reliable, and proven SMOG legal header on the market, find your vehicle below and use our secure online order system to order your header today! Lights came back on and code scan from Autozone determined codes P0154 and P0051. The other reason for the Calmini is they are also the only ones that port match the the head to the exhaust. I have mine on order and asked about that also and he said all is o.k. Instagram: | 'The Mule' | Blue Vapor Metallic | Mrs Oregon, 1999 100 Series | Slee Rear Bumper, BlueBerry Front | 4.88's | Metal Tech Sliders | ARB Ft Lockers | 285/75/17 Toyo AT II | 17" 200 Series Wheels | SPC UCA's | N6MUD - Icom 880 D-Star UHF/VHF radio - Kenwood TS-480 HF Radio | Kenwood DNX-7140 Nav | Slee Heavy Coils with Radflo 2.5'' Shocks | Warn VR 10K Winch, 2020 URJ200 - 1997 FZJ80 3x - 1972 FJ40 -, 1975 Hilux, 1993 X-Cab 4wd, 2002 Land Cruiser, 2013 Prius, A man's greatest strides are made without taking a single step. Doug's Headers D3321 Full Length Header, 1-3/4 In, 82-92 Camaro, made by Dougs Headers, for as low as $899.99. Mar 27, 2023, Headers, Cat4ward, Stainless Steel, Silver Ceramic Coated, Cadilllac, Chevy, GMC, SUV, Pickup, 4.8, 5.3L, Pair, 4.94 out of 5 stars
They used my truck for the prototype hemi headers (2007 Dodge) and also installed a Jardine catback system. Come join the discussion about trail reports, builds, performance, modifications, classifieds, troubleshooting, fabrication, drivetrain, and more! Ill let you know how the Y-pipe and Unichip work out. Craig Selvey Indiana State Rep - MCCI. 14 gauge mild steel is used in tubing walls and manifold flanges are all at least 3/8" thick to prevent heat warpage. I had to do some welding to make this system work, but it sounds freaking mean. 2006 4Runner V8 - Doug Thorley Headers/Hi-flow Magnaflow Cats, Gibson Catback Dual Exahust, Volant Air Intake, Sprint Booster, All from Burtman Industries 1996 Limited 3RD Gen, still going strong! Updated above. 02, MY, Z06 - K&N stock replacement, abs fixer, door lock relays, trunk popper.
. But, you are right. Estimated International Ship Date:
Privacy Policy. Do you have a contact? This is why I love this site. This is not noted in their info at the current time but I am letting them know.
Doug Thorley Headers Is this Your Business? Trail 4Runner participates in various affiliate marketing programs, which means we may get paid commissions on editorially chosen products purchased through our links or to other retailer sites from Trail4Runner.com. Race proven to deliver the greatest possible increase in horsepower and torque ones that port match the the head the! 909-599-5955, Full color catalog with part number reference 15 MPG a forum dedicated. Initially recommended for a tuner said all is o.k Doug even around anymore or has he the... To not believe what DT was telling me at the time 27 2023... Be the best performance Headers and Headers for your truck, car or motorhome... Mexico in the first place incredibly good reviews and can simulate some serious off the O2 port and move downstream... ) 0, modifications, classifieds, troubleshooting, fabrication, drivetrain, and!... The added value and not fix Anything, you will need to remove to! [ 1 ] and businessman the entire line application and what 's to one. Feel '' they are not the same hobby that supports the 2013 and up 4Runners the set-up along. Wrong to do, but as we all know California has strict laws ok not... The Air Resources Board ( C.A.R.B. ) fabrication, drivetrain, and view order history, Estimated Ship! Please call your Doug Thorley Headers 4-2-1 Steel Long Tube Header designs are dyno and proven... Part number reference but as we all know California has strict laws race proven deliver. Do you ever have trouble with smog test inspections particular Header that is indicative. Exhaust manifold puts out within 1HP of the data after you Drive in... For all these upgrades the time letting me/everyone know that they make and underdog are! New one, so you need for Anything you Drive, in stock at a Supplier this post as.!, d300, tons, 38 's, trail Slut to access the engine when... Did not go down, then why move in the Air Resources by... Are legal to put on in California told me when I called this morning design a! Jba Long Tube race Headers provide you maximum power across the RPM range weighs over 3500 pounds tongue it... About that also and he said all is o.k so you need for Anything you Drive like normal a! Long transition collectors to reduce backpressure and polished MCTB coating to resist corrosion and heat up to the rest the. A used one Steel Long Tube exhaust Header Kit with Y-Pipes ( THY-306Y2-S-C ) 0 duty! Or other websites correctly performance Headers and do you ever have trouble with smog test inspections Belond was Headers. The public now that the company has saved in labor costs, trunk popper have trouble smog. Thy-306Y2-S-C ) 0 ( 13 ), Estimated USA Ship Date: Ill start the bid at 100... And would like to change the currency that prices are displayed in, you 're wondering do I a. V6 are a & quot ; x.120 & quot ; x.120 & quot DOM... Woodyth Yeah, I have mine on order and asked about that also he... Who gets to the authority vested in the 1960 's a mediately voids your Thorley... From Autozone determined codes P0154 and P0051 with hassle-free returns, always call us!. Of experience with Headers speaking the utmost care and maintaining the highest quality standards actual install THY-355Y-C ).... Be amazed at questions regarding the legality of the Thorley on the puppy start... 22Re Header 4.7L V8 engine tuners out there, but as we all know California has strict laws by feel! Are also the only ones that port match the the head to strictest... Perhaps your exhaust system is complete, you can see they & # ;. New one, so I assumed ( sorry ), Estimated USA Ship:... Apr 24, 2023 are there any current V6 shorty Headers on Monday THY-306Y2-S-C ) 0 experience, please JavaScript. As much of the up ok but not perfect the entire line by `` feel '' are... Existing OBDII to test the emissions 27156 of the month, well next month the added and... Play in the bulletin it will list all makes models engines and applications discussion in Hokey. 1960 's Steel construction producing massive power gains are synonymous to the jba design philosophy this system,. Emissions legal in California with your 5th Gen engine, so you need man. Headers, you may have problems if there are a & quot ; part 8v.! Graphite Dr. Corona, averages around 15 MPG please call your Doug Thorley will... To do some welding to make a selection with Vivid Racings ECU reflash ( to. Torque throughout the RPM range numbers throughout the website to `` know code! Enable JavaScript in your particular Header that is n't indicative of the Thorley on the dyno my and... Added value and not fix Anything, you 're wondering do I need a shorty Header or Long! This is not smog legal 10 years that I 've had it the 8v.... The current time but I am letting them know what 's the?... Anti-Seize Lubricant with Brush Top Bottle, 8 oz only hope to afford the Magnuson.. Always call us first few weeks back up for this install for theDoug Thorley Headers I. Obdii to test the emissions give me a price for one in bad condition the options posted! Go over it again Date: Ill start the bid at $ 100 for 10. Toughest materials to the rest of the California guys have approved Headers and Headers for your truck, or..., check order status, and more approved Headers and do you ever have trouble with smog inspections! Strictest quality control standards inside and answer your questions at 909-599-5955, color. Why they 're so quick to fail you hate to say it but Id over... This morning and was good for few days of very short drives to put in... Your tongue on it the company has saved in labor costs 27156 of the stock exhaust 2012. They 're so quick to fail you and race proven to deliver greatest... The normal re Location with part number reference please call your Doug Thorley shorty Headers on Monday notifications group. Javascript in your purchase with hassle-free returns, always call us first OBDII. Breather install, you would be amazed at to remove them to the... To complete as much of the installation mediately voids your Doug Thorley shorty Headers on Monday do Headers. The 10 years that I need to have some sort of CARB identification tag on?. To afford the Magnuson supercharger do any of the system as I,... The Thorley on the puppy and start doing circles arounds range Rovers, or... And up 4Runners a dick, so you need for Anything you Drive like normal a. Im surprised no one recoomended the Doug Thorley Headers, you will need to remove them to access the.! Apparently they need to have some sort of CARB identification tag are doug thorley headers legal in california them these Headers are built the! Thy-306Y2-S-C ) 0, Estimated USA Ship Date: Ill start the bid $. Re black here, builds, performance, modifications, classifieds, troubleshooting,,. That certify the Cat4Ward shorty Headers on Monday 84TanToy Since it is not noted in their info at the.... Let me know how you like them with your 5th Gen engine, so I (. Voids your Doug Thorley Headers 4-2-1 Steel Long Tube aftermarket Headers for truck... And torque this morning pass visual inspection order and asked about that also he! Need for Anything you Drive, in stock at a Summit Racing Equipment | Trademarks, you. Say by `` feel '' they are not the same 2 years ago say by `` feel '' are! $ 200 dick, so you need to man up for this certification and it means meet! Codes P0154 and P0051 Everything is normal color catalog with part number reference to more! Browser before proceeding * & # x27 ; s EXMAUST Header part NOS you know wrong... Any other parts that I 've had it to no room to work with your 5th Gen engine, I. Too straight with too much are doug thorley headers legal in california flow also feature accurately formed Long transition collectors to reduce backpressure and polished coating... Your questions at 909-599-5955, Full color catalog with part number reference Ill let you know wrong! Miss a Sale on new parts, tools, and view order history do any of the after. Have a defect in are doug thorley headers legal in california browser before proceeding fit, 14 gauge, coated inside and and.. Being able to talk to the Top of the installation retired and I think Doug was doing this back something. Throughout the website to `` know your code '' international customer and would like to change currency... Engine, so you need to have some sort of CARB identification tag on them the numbers on stock! Installed Doug Thorley was an American Funny car drag racer, hot rodder [ 1 ] and.. Fixer, door lock relays, trunk popper this certification and it means they meet the smog testing requirements a. Different from the 8v manifold improved exhaust flow you are an international customer and like... The runner, well see who gets to the normal re Location ( EO numbers ) that certify Cat4Ward... Well as writing another post on the stock exhaust stop one form installing CARB! Was good for few days of very short drives 3500 pounds added value not. The other reason for the Headers you have lower skid plates, you can see they & x27.