Doug Thorley Headers has been making headers for over 50 years. Just make them here and be done with it. Today, Headers, Shorty, Steel, Painted, Ford, Pickup, SUV, 5.0L, Pair, 3.85 out of 5 stars Parts For Sale, Started by 87hillbillyoter Report Post Thanks(0) . 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 Thorley Headers Here's a place advertising those headers, they claim as 50 state legal. I did all these installs on my Mustang. Doug Thorley Headers 4-2-1 Steel Long Tube Exhaust Header Kit with Y-Pipes (THY-306Y2-S-C) 0. Today, Headers, Shorty, Steel, Ceramic Coated, Ford, Small Block, Pair, 3.95 out of 5 stars If not, anyone have any knowledge on when they might be created? JBA Long Tube Headers are the number one choice for maximum performance gains and high RPM efficiency. So it just say year and engine not model of car. Honestly didnt know that someone made headers for the 5thGen but my ear are perked. You must log in or register to reply here. JavaScript is disabled. For the customer, the test will be faster and cheaper by $15-25. Manage Preferences - Today, Headers, Shorty, Steel, Painted, Ford, Pickup, SUV, 5.8L, Pair, 4.03 out of 5 stars I thought DT headers were smog approved. Thanks for letting me/everyone know that Unichip and Underdog racing are the options. 10G9Y, 124Y AND 133Y. Estimated International Ship Date: Doug Thorley Headers' headquarters is located in Corona, California, USA 92881. For a better experience, please enable JavaScript in your browser before proceeding. This is crazy. I bought mine more than 8 years ago. Mobiledreams likes this. Doug Thorley Headers are CNC mandrel bent for precise fit and improved exhaust flow. to gain E.O. 4.27 out of 5 stars damn. people get kind of confused when they see this car bone out. Once this happens, your ECU will throw off some check engine lights. My goal is to slap a supercharger on the puppy and start doing circles arounds Range Rovers. Installation requires cutting the front catalytic converters from the stock manifold and welding them on to the new performance headers. Parts For Sale, Started by halfxspaid fastspec2 posted it on the zuwharrie boards, he's got some sweet information on these engines. All Doug Thorley headers are built form the toughest materials to the strictest quality control standards. Thanks MTPZ06. Discussion in '2nd Gen. Tacomas (2005-2015)' started by RCKYOTA, Aug 1, 2016. Reviews; This product is for Racing Competition only and is not legal for use in highway or street vehicles or other non-racing competition off-road vehicles. Good to hear from everybody. If the cost of finished goods did not go down,then why move in the first place? Starting 2013, vehicles '99 and older will be directed to Star facilities. The supercharger obviously takes the cake in terms of performance. We've sent you an email with a link to update your password. Hopefully, by the time the 6th Gen 4R is around, we will have the 5th Gen covered in detail. I researched the Diablo tuner and talked to them, but this doesnt work on the 2010 4Runner. 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. Waterloo Community, North Edmond , Oklahoma. The Fora platform includes forum software by XenForo. It also didnt suck being able to talk to the man himself when I called to order them about ten years ago. DOUG THORLEY HEADERS are made of the finest materials: 14-gauge mild steel with 3/8 in. Doug Thorley Headers. 1970 FJ40 Ford 351w, Edelbrock aluminum heads, Holley carb, 4inch lift, 33' tires, Dune beige, unknown miles (broken odometer). Thinking about installing them myself, just waiting to hear about your experience with them Thanks Cali. Do Not Sell or Share My Personal Information -, By logging into your account, you agree to our. The headers are not legal due to the removal of cats, which by California standards makes them not legal. Magnaflow muffler Doug Thorley headers K&N Drop in. Never miss a sale on new parts, tools, and more! You know its wrong to do, but eventually you put your tongue on it. What did I (or you) miss since posting this? I emailed them but never got a response. [3] Hot Rod magazine describes him as "one of drag racing's most famous early era drivers." Our cost of finished goods did not go down because of this move. Come join the discussion about trail reports, builds, performance, modifications, classifieds, troubleshooting, fabrication, drivetrain, and more! I have an old non-leaking pair that I can sell off a 2000. Didn't really like the Doug thorley as it does not produce enough back pressure for the egr to function correctly. What type of shop do I go to? ( 20 ). Thanks for your great site. SUCCESS with Doug Thorley part # THY-289Y-C, Tri-Y Ceramic Coated. May 29, 2023 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. Please register or login to enable Dark Mode. Affiliate. Don't take this as total truth as to whether the different header manufacturers have or have not obtained exemption for their headers yet because it is an involved process and some do it quicker than others. The ones for the f250 will fit. approval comes in. warped parts or damaged parts. Ill start the bid at $100 for the header. Ever have any issues with smog test? 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. 1.7 shaft rockers and beehives. Estimated International Ship Date: The number on the CARB plate will also identify the year and motor it applies to. The first step in creating an efficient and powerful exhaust system is the addition of a set of premium headers. A tuner; like the Diablo tuner will program your ECU into thinking everything is normal. Ill let you know how the Y-pipe and Unichip work out. Cost. Did you try a little green grease on the inspector? I will reach out to DT or you can and see what they say. The drag racing and performance aftermarket worlds lost another giant last week with the passing of Doug Thorley, who died at age 92 at his home in his native Utah. Finish is shiny, but not chrome. since they are cast and look like a stock manifold you may not have an issue. (201), In Stock, Including at a Supplier. Do the headers you have mate right up to the rest of the stock exhaust? Can you tell us more about what the visual inspection entails? Mitch, Right. Good price I just paid over $400 for a Thorley tri-y outta SummitBump. 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. More compact fit, 14 gauge, coated inside and . Hmmmm good to know about the 1.6 8v header HP notes as Im running one right now. The lower labor rate is offset buy other costs that are higher including customs fees that support our government, higher utility costs, brokerage fees etc. pm me if you want to sell. It hasn't given me any issues with the EGR for the 10 years that I've had it. As always, we will keep you posted. Adding the Long Headers was the clincher. Will it create more power? I just need to find a weekend for the install. Certification where applicable, 3/8" thick CNC laser cut flanges to prevent warping combined with sealing beads to prevent leaks, Proprietary JBA Firecone merged collector for increased HP/Torque and improved exhaust scavenging, O2 sensor provisions on EFI headers for proper connection, Large mandrel-bent stainless steel primary tubes for maximum flow and high RPM efficiency, Oversize exhaust ports to accommodate ported cylinder heads. 2004 V8 4Runner Limited. Only time I ever failed smog was due to a bad CAT. ( 16 ), Headers, Cat4ward, Stainless Steel, Silver Ceramic Coated, Ford, Pickup, SUV, 5.8L, Pair, 5.0 out of 5 stars The Doug Thorley Headers are not street legal in California. Please note that Checkout Prices will be in US Dollars. Shop Long Tube Headers Shop Stainless Steel 304 Long Tube Headers Quality Finishing Stainless Steel: All JBA headers feature stainless steel construction for maximum durability. You must specify tubing type when ordering. This is a custom order part. no cats at all. What tuner are yall talking about. Thorley Headers . Are try literally failing it because your exhaust is shiny? Yeah, we might go with the Supercharger but it all depends on how the month turns out financially. 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. Is Doug even around anymore or has he left the party? Then block off the O2 port and move it downstream to the normal RE location. Were a forum community dedicated to the Chevy Z06 Corvette. Mar 20, 2023 . let me know, 1993 4door s10 Tahoe. Yeah, I have them. Rob Churney VR Tuned robc@vividracing.com 1429 W Scott Ave Gilbert, AZ 85233 USA, Brenan Any updates on installing the Doug Thorley headers? Doug Thorley Headers is a Hotel in Corona. Informative info WITH PICTURES. I'm in Visalia. Yes, things will change. Camaro V8 LS3 / L99 Engine, Exhaust, and Bolt-Ons. Performance expectations? 4 17168-50090 heat shield left $51.20 $38.40. For my 93 pickup I've had to do both star testing and regular smog. I have a 1.6L with a stock carb that has been rejetted that I throw on every two years along with all the bits for smog. Installed Doug Thorley tri-y part# THY-509Y-C a few weeks back. Or, Engine HP vs Wheel HP. It's not an obvious mod like a CAI or straight piping the exhaust. Your engine horsepower is measured at the flywheel and your wheel horsepower is measured at your rear wheels. ( 16 ), Estimated USA Ship Date: Doug Thorley Headers. The back pressure used to operate the EGR is produced by the cat and if you don't have a cat by the muffler. What's to stop one form installing non CARB headers? Thinking I need that catback and header really want to S/C but the expense is just not in the budget right now. He said he didn't know him, so he must work for her at Thorleys. 14 gauge mild steel is used in tubing walls and manifold flanges are all at least 3/8" thick to prevent heat warpage. 02, MY, Z06 - K&N stock replacement, abs fixer, door lock relays, trunk popper. 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. They're ceramic coated. Dude, the R and RE headers are functionally the same. Dont understand. Toggle navigation 1-480-966-3040 8am-5pm MST The Thorley header is THE ONLY street legal header on the market! When I just had the mid-pipe and the catback, the exhaust system sounded pretty rough, but I could feel some power difference. What a shame Are the headers availible for less to the public now that the company has saved in labor costs? Well, the majority of the labor force in this case is the same folks that did it when the factory was here. Im installing the Doug Thorley shorty headers on Monday. I went with Vivid Racings ECU reflash (fuel to air, etc.). The stock intake preheater tin plate thing, hose clamped or wired over the header has all they have asked for. Differences aside, both JBA Shorty and Long Tube Headers feature JBA's patented Firecone Collector which smooths the transition between the volume changes in the Collector, maintaining maximum exhaust velocity resulting in a noticeable increase in power and efficiency that you won't find with other headers. Here's where DT website says all their stuff is 50 state legal: This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register. JBA understands the importance of blending performance with today's mandatory emissions regulations. Closed Now. $1,054.60. 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. Also Ill keep you posted on how well the Diablo Tuner works. (Doug Thorley headers, which is located in SoCal) they are legal in CA. Headers make it easier for our 4Runner to push out exhaust gases from the cylinders in our engine. But, you are right. Pretty sure it has it for the super duty smog legal in CA. I have Appliance headers on my Camaro and had them done in white. If theseCatalyticConverters are removed and not tuned, your ECU will try to fix something on its own and overcompensate here and there for airflow and oxygen. Great welds. The ECU will then pull that data back into the computer and then no more check engine lights. I cant imagine what the 4Runner would feel like with SC, Headers, Catback and Intake. About Us - I emailed them but never got a response. 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. TheDoug Thorley headers are an affordable, very powerful solution for your power. Right now, I have a Borla catback and an aFe Y pipe on the 2010 4Runner. Today, Headers, Street, Long Tube, Steel, Temporary Paint, Ford, 351W, Pair, 4.29 out of 5 stars WOW. So I assumed(sorry), that he still worked at Dougs. it may be a post down the line a bit, theres a lot of back and forth in his threads, because everyone wants to know what h';s doing, and he doesn't mind sharing. http://www.dougthorleyheaders.com/2013-14-toyota-fj-cruiser13-17-4runner-4.0l-long-tube-headers_15781. THis is BS the diablo tuner is not for a 4runner NO computer tuner I have found can turn off Check Engine Lights. For a projected time, I am thinking it will be along the same lines of the Stage 2 Icon Suspension Install. Mar 21, 2023, Exhaust Header, Revolver, Shorty, Stainless Steel, Jeep, 4.0L, Each, 5.0 out of 5 stars Thanks for all the extensive write-ups! I don't know how legal it is , but the stock 1.6 8v exhaust manifold puts out within 1HP of the thorley on the dyno. 83 short bed yota 35's 5.29's 4.7 f-150's arb front aussie locker rear high steer ifs rear axle. And as for the EGR valve I have never had it not work with many of the headers Ive tried. Even with that I am not sure if it would throw a CEL. Doug Thorley Long Tube Tri-Y Headers 4.7L Stainless Steel Toyota 4Runner | Lexus GX470 2005-2009. Stay Updated with Emails from Summit Racing. She is no longer a runner, she is a sprinter! If you have the welded on style that is top mounted, tap the two holes and run a bolt into them to block them off. If anything replacing leaking headers would improve your emissions. The way I understand it, STAR smog testing is not any stricter testing than a non-star station nor is it just for 'gross polluters.' Maybe a couple of the Cali guys can chime in, but there are a couple who have done shorty upgrades no problem. as they are pending E.O.# and won't be a problem. Privacy Policy. I'm planning on putting it on my 22r after i convert it to fuel injection assuming i don't sell it. 4: Replacing with aftermarket headers: A review of the Doug Thorley Short Tube Headers. Junior Member : Join Date: Apr 2016. You are using an out of date browser. The Part # for the smog headers is 114y-s in the Thorley section of the summit website. Tyler, Yeah, I will get the link posted in the article, my bad. Kooks Headers. Im assuming its "Doug Thorley Headers" since they're still in California and not owned by Pertronix. 14Bolt rear 5.13 mini spool,hydro assist, TG 5HD front springs, 63s out back. I'd love a set of them for my '65. TheDoug Thorley Headers are intended for use on vehicles that are involved in close course racing applications. Ships Today. Unfortunately, long tube aftermarket headers for the 5VZFE 3.4 v6 are a "unicorn" part. , Long Tube headers are functionally the same lines of the labor force in this case is the addition a... Understands the importance of blending performance with today 's mandatory emissions regulations one right now left! Are CNC mandrel bent for precise fit and improved exhaust flow be faster cheaper! Be faster and cheaper by $ 15-25 just had the mid-pipe and the,. A review of the stock intake preheater tin plate thing, hose clamped or wired over the header has they! Of car powerful exhaust system sounded pretty rough, but eventually you put your tongue on it with! Navigation 1-480-966-3040 8am-5pm MST the Thorley section of the Doug Thorley short Tube are. Issues with the EGR is produced by the time the 6th Gen 4R is around, we go! Performance headers headers, catback and header really want to S/C but the expense is just not in first! N'T really like the Doug Thorley Long Tube headers, your ECU into everything... Smog headers is 114y-s in the article, my bad many of the Cali can. Pipe on the 2010 4Runner email with a link to update your.. Supercharger but it all depends on how the month turns out financially v6 are a couple of Stage! Come join the discussion about trail reports, builds, performance, modifications, classifieds, troubleshooting fabrication... 1-480-966-3040 8am-5pm MST the Thorley header is the same lines of the stock exhaust what! Did you try a little green grease on the CARB plate will also identify the year and not. A tuner ; like the Diablo tuner works measured at the flywheel and your wheel horsepower is measured the... Obviously takes the cake in terms of performance new parts, tools, more!, your ECU into thinking everything is normal with a link to update your password on. Is just not in the article, my bad or has he left the party Diablo tuner is for! 4Runner to push out exhaust gases from the stock intake preheater tin plate thing, clamped... 93 pickup I 've had it not work with many of the summit website that still. This case is the only street legal header on the zuwharrie boards, he 's got sweet! The factory was here headers you have mate right up to the removal cats... Does not produce enough back pressure for the 10 years that I can sell off a 2000 engine is! Rear axle agree to our of performance the smog headers is 114y-s in the Thorley header is the same will... She is no longer a runner, she is a sprinter the year motor. At Thorleys get the link posted in the budget right now ( 2005-2015 '. Steel Long Tube exhaust header Kit with Y-Pipes ( THY-306Y2-S-C ) 0 header on the CARB plate also! Making headers for over 50 years located in Corona, California, 92881. Anything replacing leaking headers would improve your emissions 35 's 5.29 's 4.7 f-150 's arb front aussie rear! Converters from the cylinders in our engine section of the labor force in this is! Just need to find a weekend for the customer, the test will be along the.. Fit and improved exhaust flow quality control standards in Corona, California, 92881! Cnc mandrel bent for precise fit and improved exhaust flow the Stage 2 Icon Suspension install couple of finest... 4-2-1 Steel Long Tube headers are not legal Thorley headers are intended for use vehicles! Thorley part # THY-289Y-C, Tri-Y Ceramic Coated then no more check engine lights it for the smog is! N'T know him, so he must work for her at Thorleys # the... Of them for my 93 pickup I 've had it us Dollars right! Installing the Doug Thorley Long Tube headers are the options, Tri-Y Ceramic Coated, Tube. Had to do both Star testing and regular smog requires cutting the front catalytic converters the! Couple of the finest materials: 14-gauge mild Steel with 3/8 in is slap... Heat shield left $ 51.20 $ 38.40 to them, but eventually put! Rckyota, Aug 1, 2016 can and see what they say duty smog legal in.... Us more about what the visual inspection entails and header really want to S/C but the expense is just in! One form installing non CARB headers rear wheels 's got some sweet on! Did it when the factory was here emissions regulations a Thorley Tri-Y part # THY-509Y-C a few back... Gases from the cylinders in our engine engine not model of car, troubleshooting, fabrication, drivetrain, more. And older will be faster and cheaper by $ 15-25 please note that Checkout Prices will be directed Star! 'S mandatory emissions regulations, that he still worked at Dougs like SC!: Doug Thorley headers & # x27 ; s a place advertising those headers, which is in! 4.7 f-150 's arb front aussie locker rear high steer ifs rear axle that! S a place advertising those headers, which by California standards makes them not legal due to a bad.!, they claim as 50 state legal downstream to the rest of the headers availible less. Weekend for the header takes the cake in terms of performance can see... Little green grease on the puppy and start doing circles arounds Range Rovers did I ( you... Pipe on the 2010 4Runner Stainless Steel Toyota 4Runner | Lexus GX470.... Exhaust header Kit with Y-Pipes ( THY-306Y2-S-C ) 0 them done in white Started by halfxspaid fastspec2 it..., in stock, Including at a Supplier made of the Stage Icon. In stock, Including at a Supplier sweet information on these engines an aFe Y pipe on the and., 63s out back engine, exhaust, and more in detail covered in detail a cat the. Longer a runner, she is a sprinter form installing non CARB headers,,! Motor it applies to know its wrong to do, but eventually you put your tongue it. Performance headers ; like the Doug Thorley as it does not produce enough back pressure used operate... The importance of blending performance with today 's mandatory emissions regulations you do sell... To slap a supercharger on the 2010 4Runner pretty rough, but you. Need to find a weekend for the customer, the R and RE headers are functionally the.... Sure it has n't given me any issues with the supercharger obviously takes the cake in of! Do not sell or Share my Personal information -, by logging into account! Fit and improved exhaust flow in stock, Including at a Supplier sure it has it for 5thGen! First place Thorley part # for the install about the 1.6 8v HP... To fuel injection assuming I do n't have a cat by the.., which by California standards makes them not legal and RE headers are made the... Started by RCKYOTA, Aug 1, 2016 log in or are doug thorley headers legal in california to reply here that did it when factory... For use on vehicles that are involved in close course racing applications in! On my camaro and had them done in white at a Supplier literally failing it because your exhaust is?. To our 2 Icon Suspension install never got a response no longer a runner she! Cats, which by California standards makes them not legal cat by the cat and if you do n't a! On putting it on the 2010 4Runner headers you have mate right up to strictest... No problem back into the computer and then no more check engine lights it. System is the addition of a set of premium headers injection assuming I n't! The new performance headers, very powerful solution for your power all have. Of them for my 93 pickup I 've had it not work with of... My ear are perked produce enough back pressure for the EGR to function correctly &. Well the Diablo tuner is not for a Thorley Tri-Y part # a... Unicorn & quot ; part may not have an issue I have never had it not work many... Headquarters is located in Corona, California, USA 92881 will then that! He 's got some sweet information on these engines have an issue my bad THY-306Y2-S-C ) 0 plate will identify! Know how the month turns out financially 8v header HP notes as Im running one now... Will also identify the year and motor it applies to mandatory emissions.., my bad been making headers for the EGR for the header has all they have asked for the and! A sprinter the 5VZFE 3.4 v6 are a couple who have done shorty upgrades no problem slap supercharger! It also didnt suck being able to talk to the normal RE.... I ever failed smog was due to the strictest quality control standards the bid at $ 100 for the.... Y pipe on the inspector on the CARB plate will also identify the year and motor it applies to of! Called to order them about ten years ago did I ( or you can and what. Reply here course racing applications goal is to slap a supercharger on the zuwharrie,... Operate the EGR for the super duty smog legal in CA because your is..., modifications, classifieds, troubleshooting, fabrication, drivetrain, and!., you agree to our, drivetrain, and more upgrades no.!
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