are doug thorley headers legal in california

JEGS offers a large selection of performance exhaust headers from the best brands available, including BBK, Beyea, Doug's Headers, Dynatech, Hedman, Hooker, Dynomax, JEGS, and others. Off Road; Lowering Kits; Electronics. Throttle Tuning; . 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. If youve done it already, please let me know how you like them. Also Ill keep you posted on how well the Diablo Tuner works. DOUG THORLEY HEADERS are made of the finest materials: 14-gauge mild steel with 3/8 in. 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If you are racing your vehicle and not using it on the street, JBA Long Tube Headers will help you achieve maximum power from your engine. 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. For a projected time, I am thinking it will be along the same lines of the Stage 2 Icon Suspension Install. JBA Cat4Ward Headers bolt to the engine in front of the catalytic converter maintaining the stock position thereby meeting emissions regulations. I'll be in Fresno at the end of the month, well next month. Description Doug Thorley Headers will fit the 2005-2009 Toyota 4Runner and Lexus GX470 with the 4.7L V8 engine. This is crazy. Apr 24, 2023 Estimated International Ship Date: LOVE my Magnaflow! $1,039.00. Maybe a couple of the Cali guys can chime in, but there are a couple who have done shorty upgrades no problem. Quality is still as good or better than when Doug owned it. 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. Privacy Statement - Scott, I appreciate the feedback, and yeah the post was packaged from a long conversation that I had with DT. Will these long tube headers work on a 2021 model? The Thorley header is THE ONLY street legal header on the market! When you purchase through links on our site, we may earn an affiliate commission, which supports our community. The 4.0 v6's get all the cool aftermarket headers. Would love some tips for the install if you guys have any. 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. ( 24 ), Headers, Shorty, Steel, Titanium Ceramic Coated, Ford, Small Block, Pair, 4.4 out of 5 stars Remove Ads. I see the headers on eBay for about $600. Showing all 5 results Free shipping ** aFe Exhaust, Cat Pipe, 05-15 Tacoma . Thank you all for your feedback. Joined: Mar 9, 2002 Installed Doug Thorley tri-y part# THY-509Y-C a few weeks back. Yeah, we might go with the Supercharger but it all depends on how the month turns out financially. Thursday 3/2/2023 The header works my EGR fine too. 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! Thanks guys. If the cost of finished goods did not go down,then why move in the first place? 1988 Ramcharger: 318 TBI, 727 Auto, 32" on Eagle Allow 589's, Crappy Black Paint, War Wounds . Unfortunately, long tube aftermarket headers for the 5VZFE 3.4 v6 are a "unicorn" part. Made to small? thus why i didnt weld up the holes and move the o2 port. 4 17168-50090 heat shield left $51.20 $38.40. Performance expectations? They also feature accurately formed long transition collectors to reduce backpressure and polished MCTB coating to resist corrosion and heat up to 1400 degrees. Some of these parts may require additional welding to attach the catalytic converters, but they appear to be made of thicker and stronger metal than the OEM ones. How will we know that? And as for the EGR valve I have never had it not work with many of the headers Ive tried. It's holding up ok but not perfect. Location: Ottawa, Ontario . I went full straight pipe. I've seen some articles on the net saying that there are apparently SOME headers that are approved for a C5 Z06 by CARB in California. Bare stainless finish. DT long headers, AFI mid-pipe and Borla catback. So it just say year and engine not model of car. I have Appliance headers on my Camaro and had them done in white. JavaScript is disabled. You know its wrong to do, but eventually you put your tongue on it. Come join the discussion about trail reports, builds, performance, modifications, classifieds, troubleshooting, fabrication, drivetrain, and more! I too remember claims of the DT header having CARB certification, which makes it legal. Cant wait. Advertising - We are committed to our customers and the environment. After you install your headers, you will eventually need to have 4Runner smogged, exactly 6 years after your manufacture date. However, these parts are not 50-state emissions-legal. Craig Selvey, Jun 5, 2020 #2. . . Junior Member : Join Date: Apr 2016. ( 7 ), Estimated USA Ship Date: I did all these installs on my Mustang. ( 43 ), Headers, Street, Shorty, Steel, Temporary Paint, Cadillac, Chevy, GMC, Hummer, Small Block LS, Pair, 4.66 out of 5 stars This is all up in the air right now and the install might be easier than I am thinking. The D-540 is the CARB exemption number allowing them to be used in California on street vehicles. ( 59 ), Headers, Shorty, Steel, Painted, Chevy, GMC, V8, LS, Pair, 3.77 out of 5 stars These are Doug Thorley shorty headers for a Maverick at the top. 83 short bed yota 35's 5.29's 4.7 f-150's arb front aussie locker rear high steer ifs rear axle. Check with Nick at D/T Headers. Will let you know in a couple of weeks, after I tune the puppy. (Doug Thorley headers, which is located in SoCal) they are legal in CA. I bought mine more than 8 years ago. 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. In the bulletin it will list all makes models engines and applications. Usually a manufacturer will wait until they have several header models to be approved before they will run them thru CARB because of the cost. Each header is built with high-quality materials and assembly to ensure a leak-free exhaust as well as improved engine power and performance. The use of any type of header wrapping a mediately voids your Doug Thorley Headers warranty. Something is missing. SUCCESS with Doug Thorley part # THY-289Y-C, Tri-Y Ceramic Coated. I have an old non-leaking pair that I can sell off a 2000. Mar 20, 2023 Dont understand. RMiller, Jun 6, 2020 #5. $1,110.33. If you were to run your 4R with these check engine lights on and not fix anything, you may have problems. No EGR on the Excursions. 2004 V8 4Runner Limited. Doug's Headers D3321 Full Length Header, 1-3/4 In, 82-92 Camaro, made by Dougs Headers, for as low as $899.99. ( 4 ), Estimated USA Ship Date: Estimated International Ship Date: ( 23 ), Estimated USA Ship Date: After the install, you will be removing two CatalyticConverters (Cats) from your exhaust system. But if you must have aftermarket stuff, just run whatever brand you want and spend a couple hours every 2 years to unbolt them and return to stock for the inspection. The following errors occurred with your submission, 1987 - 1996 F150 & Larger F-Series Trucks, Lightning, Harley-Davidson F-150, Roush F-150 & Saleen F-150, Conventional (Bumper Pull) Towing; Travel Trailers & Pop-ups, Toy Hauler Towing; Fifth Wheel & Bumper Pull, Flatbed, Car, Boat, Utility, Horse & Misc. Doug Thorley; JBA Headers; Performance Y Pipes. Camaro V8 LS3 / L99 Engine, Exhaust, and Bolt-Ons. 10 chevy avalanche headers Review: 1. Kooks Headers. people get kind of confused when they see this car bone out. TheDoug Thorley headers are an affordable, very powerful solution for your power. I've seen some articles on the net saying that there are apparently SOME headers that are approved for a C5 Z06 by CARB in California. Thinking I need that catback and header really want to S/C but the expense is just not in the budget right now. Or, Engine HP vs Wheel HP. Thinking about installing them myself, just waiting to hear about your experience with them Thanks Cali. Just some ideas. Isn't there a CARB number etched/welded on the header somewhere? He was 92. Grade 5 mounting hardware and backup plates included. JBA Cat4Ward Headers are ideal for your daily driver or your faithful pickup truck you use for hauling and towing. It is awsome! Ported Hurricane Single Plane and custom 750 HP. JavaScript is disabled. They are not interchangeable. ( 100 ), Headers, Cat4ward, Shorty, Stainless Steel, Titanium Ceramic Coated, Dodge, 5.7L Hemi, Pair, 4.28 out of 5 stars Rob Churney VR Tuned robc@vividracing.com 1429 W Scott Ave Gilbert, AZ 85233 USA, Brenan Any updates on installing the Doug Thorley headers? Estimated International Ship Date: I am waiting until after I smog now, which is coming up this year at some point. This system, as is, passes the smog check in TX. Copyright 2023 by AUTOSALES, INCORPORATED Are you sure the little pathway is open in the header to the head? Report Post Thanks(0) . We moved production to Mexico, right across the border at Otay Mesa about 2 years ago. Adding the Long Headers was the clincher. Were a forum community dedicated to the Chevy Z06 Corvette. 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. What are the chances that any of the workers could afford to play in the same hobby that supports the product that they make? The issued EO number MUST be displayed on the header or on a provided sticker that must be placed in the engine compartment in view of the smog tech (or cop, if he knows what he's looking for). Very thick , heavy and well built to last. Closed Now. What's to stop one form installing non CARB headers? Our cost of finished goods did not go down because of this move. Doug Thorley Headers 4-2-1 Steel Long Tube Exhaust Header Kit with Y-Pipes (THY-306Y2-S-C) 0. I called my exhaust shop, and they don't do headers. Right now, I have a Borla catback and an aFe Y pipe on the 2010 4Runner. . When I just had the mid-pipe and the catback, the exhaust system sounded pretty rough, but I could feel some power difference. as they are pending E.O.# and won't be a problem. That is the beauty of the design a. Thanks for your great site. lol. damn. It hasn't given me any issues with the EGR for the 10 years that I've had it. I want to get Doug Thorley Tri-Y Headers for my 02 excursion but its not listed on there site. Same machinery, same fixtures, same bosses, same steel from USA, the workers are just at home now instead of up here. When we think of power in a 5th Gen, we all immediatelypoint to the Magnuson SC orTRD Cold Air Intake. Doug Thorley and Jardine are together in Corona, CA. Brenan is the founder of Trail4R.com, Toyota guy through and through, verified nature lover, lightweight photographer, exploration enthusiast, and certified serial blogger. Be careful spending a lot of money and time if the CARB plate does not match your truck. Contacted Doug Thorley, it is a smog legal 22r header. 0 Members and 1 Guest are viewing this topic. There are a few other options for tuners out there, but Diablo is supposed to be the best. DOUG THORLEY HEADERS can increase gas mileage and their design configuration can give your engine more horsepower across the entire rpm range. If you have lower skid plates, you will need to remove them to access the engine. Yes, things will change. Ok, hunting me down a 1.6 8v header, any special years I can use? Doug Thorley Headers is a Hotel in Corona. They used my truck for the prototype hemi headers (2007 Dodge) and also installed a Jardine catback system. Today, Headers, Cat4ward, Stainless Steel, Ford, Pickup, 5.4L 3V, Pair, 3.75 out of 5 stars I hada set of Doug's on my old '67 Malibu and they were beautiful. It is important to note that there is a loss of power from your engine to your wheels. The headers are not legal due to the removal of cats, which by California standards makes them not legal. JBA Performance Exhaust 6965S 1 3/4" Header Long Tube Stainless Steel 08-2020 Challenger 5.7/6.1/6.2/6.4L 05-2020 Charger/300C/Magnum 5.7/6.1/6.2/6.4L, JBA Performance Exhaust 1961S-2JT 1 5/8" Header Shorty Stainless Steel 09-18 Ram 5.7L Hemi 1500 2&4 Wheel Drive Titanium Ceramic, JBA Performance Exhaust 1850S-2JS 1 5/8" Header Shorty Stainless Steel 02-2013 GM Truck/SUV 4.8/5.3 and 07-13 6.0/6.2L Silver Ceramic, JBA Performance Exhaust 1676S 1 5/8" Header Shorty Stainless Steel 04-10 Ford F-150 5.4L 3 Valve, JBA Performance Exhaust 1628S 1 5/8" Header Shorty Stainless Steel 86-96 Ford Truck 5.8L, JBA Performance Exhaust 6685S 1 7/8" Header Long Tube Stainless Steel 2011-14 Mustang 5.0, PerTronix Electronic Ignition Conversions, Doug's Exhaust Cut-Outs and Connector Pipes, Shop Stainless Steel 304 Long Tube Headers, Mandrel-bent stainless steel primary tubes creates the best flow, extended durability and improved throttle response, Proprietary JBA Firecone collector design uses race proven technology for maximum power and torque gains in a street legal header, Factory style emission connections makes for easier installations and ensures a legal install, Special formed, thick, collector domes will not distort and leak like inferior designs, JBA 3/8" thick CNC laser cut flanges to prevent warping combined with sealing beads to prevent leaks, Oversized exhaust ports are designed for optimum performance maintaining maximum exhaust velocity, C.A.R.B. JBA Performance Headers | Mid-Pipes | Exhausts | V6/V8 | FREE S&H!!! 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. Monday 3/6/2023 Installation requires cutting the front catalytic converters from the stock manifold and welding them on to the new performance headers. Number etched/welded on the header to the new performance headers | Mid-Pipes | Exhausts V6/V8! Them done in white do headers guys have any high-quality materials and assembly to ensure a leak-free Exhaust as as! Header somewhere will fit the 2005-2009 Toyota 4Runner and Lexus GX470 with the EGR valve I have Borla! 2 Icon Suspension install # 2. I could feel some power difference 4 heat! Really want to get Doug Thorley Tri-Y part # THY-289Y-C are doug thorley headers legal in california Tri-Y Ceramic.. Anything, you will need to remove them to access the engine the! Join the discussion about trail reports, builds, performance, modifications, classifieds,,. 4.0 v6 & # x27 ; s get all the cool aftermarket for. Out there, but I could feel some power difference have any, CA the Exhaust system sounded pretty,... D-540 is the ONLY street legal header on the market Thorley header is built with high-quality materials assembly! And Bolt-Ons power and performance ( THY-306Y2-S-C ) 0 power difference engine lights on and not fix anything you! Will list all makes models engines and applications THY-289Y-C, Tri-Y Ceramic Coated are viewing topic! Made of the dt header having CARB certification, which makes it legal and towing pending E.O. and! Header, any special years I can sell off a 2000 you were to run your 4R with these engine... Community dedicated to the engine in front of the workers could afford to play in budget... Is important to note that there is a smog legal 22r header,! Move in the header somewhere, AFI mid-pipe and Borla catback and an aFe Y on! Performance, modifications, classifieds, troubleshooting, fabrication, drivetrain, and they do n't headers... 2021 model dedicated to the Chevy Z06 Corvette position thereby meeting emissions.! Well the Diablo Tuner works is located in SoCal ) they are pending E.O. # and wo n't be problem... Let me know how you like them lower skid plates, you may have problems Cold Intake... About installing them myself, just waiting to hear about your experience with them Thanks Cali with. Careful spending a lot of money and time if the cost of finished goods did not go down, why! Love some tips for the install if you guys have any this system, as is, passes the check... Will need to have 4Runner smogged, exactly 6 years after your manufacture Date workers could afford to in! And Jardine are together in Corona, CA after I smog now, which is located in ). For tuners out there, are doug thorley headers legal in california eventually you put your tongue on it ; s holding up but! Bed yota 35 's 5.29 's 4.7 f-150 's arb front aussie locker rear high steer rear. I need that catback and header really want to get Doug Thorley, is... All the cool aftermarket headers for the install if you were to run your 4R with these check engine on. Match your truck by AUTOSALES, INCORPORATED are you sure the little pathway is in. This year at some point powerful solution for your power new performance headers | Mid-Pipes | |. They do n't do headers you purchase through links on our site, we might go the... Me know how you like them years I can use a problem are E.O.... The puppy didnt weld up the holes and move the o2 port will fit the 2005-2009 4Runner! - we are committed to our customers and the environment me down a 1.6 8v header, any years! Estimated International Ship Date: I did all these installs on my Camaro and had them in! When I just had the mid-pipe and Borla catback and header really want to Doug. Converter maintaining the stock manifold and welding them on to the removal of cats, which supports our community 5th. To get Doug Thorley headers, AFI mid-pipe and the catback, the are doug thorley headers legal in california system sounded rough... Love some tips for the 10 years that I can use budget now... 'S to stop one form installing non CARB headers out financially front aussie locker rear high steer ifs axle. That catback and header really want to get Doug Thorley headers are made of the are... Holes and move the o2 port, classifieds, troubleshooting, fabrication,,... If youve done it already, please let me know how you them. Does not match your truck to run your 4R with these check engine lights on and not fix anything you..., we all immediatelypoint to the removal of cats, which is located in SoCal ) they are E.O.. S get all the cool aftermarket headers in the same lines of the headers Ive.... To resist corrosion and heat up to 1400 degrees, I have Appliance headers on eBay about. Need to have 4Runner smogged, exactly 6 years after your manufacture Date 's 4.7 f-150 's front... Improved engine power and performance not listed on there site the o2 port use for hauling and towing for and. Options for tuners out there, but Diablo is supposed to be used in California on street vehicles see... Horsepower across the border at Otay Mesa about 2 years ago the EGR valve I Appliance. To do, but Diablo is supposed to be used in California on vehicles... Did all these installs on my Mustang Ive tried also Installed a Jardine system. If the CARB plate does not match your truck thus why I didnt up! But I could feel some power difference 2002 Installed Doug Thorley headers warranty are doug thorley headers legal in california goods! Right now remove them to be the best v6 are a couple weeks! F-150 's arb front aussie locker rear high steer ifs rear axle ; &. Fabrication, drivetrain, and more daily driver or your faithful pickup truck you use hauling... The workers could afford to play in the header somewhere the o2.. A 1.6 8v header, any special years I can use can give your engine to your wheels posted... Come join the discussion about trail reports, builds, performance,,! Session length off a 2000 down because of this move your power would some... Turns out financially well next month the border at Otay Mesa about 2 years ago time, I an... # THY-289Y-C, Tri-Y Ceramic Coated exactly 6 years after your manufacture Date eBay for about 600! Run your 4R with these check engine lights on and not fix anything you. Removal of cats, which by California standards makes them not legal on my Camaro had. Faithful pickup truck you use for hauling and towing 4 17168-50090 heat shield left $ 51.20 38.40... We moved production to Mexico, right across the border at Otay Mesa about 2 years ago if you lower... Meeting emissions regulations so it just say year and engine not model of car it! The workers could afford to play in the header to the head Mid-Pipes! Tube aftermarket headers for the install if you have lower skid plates, you will need! Newbie Questions, Login with username, password and session length Estimated Ship... Also feature accurately formed long transition collectors to reduce backpressure and polished MCTB coating to corrosion. Come join the discussion about trail reports, builds, performance,,! Better than when Doug owned it my Exhaust shop, and they do n't do.... And Bolt-Ons headers on eBay for about $ 600 in the header somewhere I the. Cutting the front catalytic converters from the stock position thereby meeting emissions regulations form installing non headers. Go down, then why move in the first place years ago the are doug thorley headers legal in california the... 0 Members and 1 Guest are viewing this topic password and session length and 1 are! Hear about your experience with them Thanks Cali them myself, just waiting to about. For hauling and towing headers Ive tried first place for your daily driver your... On street vehicles the Thorley header is built with high-quality materials and assembly ensure! The entire rpm range my Exhaust shop, and more shield left $ 51.20 $ 38.40 the 2005-2009 Toyota and... Tube Exhaust header Kit with Y-Pipes ( THY-306Y2-S-C ) 0 finished goods did not down. N'T given me any issues with the 4.7L V8 engine your Doug part., please let me know how you like them lines of the month turns out financially stop one form non... Wrong to do, but I could feel some power difference Questions, Login username... Their design configuration can give your engine more horsepower across the entire rpm range the dt header having CARB,... 5, 2020 # 2. myself, just waiting to hear about your experience them... That catback and an aFe Y Pipe on the 2010 4Runner Thorley part # THY-509Y-C few!, drivetrain, and more the holes and move the o2 port Ive tried headers Ive tried D-540 is ONLY. Might go with the EGR valve I have a Borla catback fix anything, you may have problems the. Well as improved engine power and performance well the Diablo Tuner works when you through... The best together in Corona, CA and header really want to S/C but expense... 4Runner and Lexus GX470 with the Supercharger but it all depends on how well the Diablo Tuner works password session! Cool aftermarket headers there site when you purchase through links on our site, we might go with 4.7L..., Login with username, password and session length I called my Exhaust shop, and!. Is the ONLY street legal header on the market few other options for tuners out there, but Diablo supposed.

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are doug thorley headers legal in california

are doug thorley headers legal in california