Thanks for the info. Yeah, I have them. Our qualified team is available to answer all your questions, Overwhelmed with your options? Unfortunately, long tube aftermarket headers for the 5VZFE 3.4 v6 are a "unicorn" part. Long Tubes are the go-to for vehicles that are used strictly on the racetrack for closed course competition. Made from 1.75" x .120" DOM mild steel tubing. This is why I love this site. I went with Vivid Racings ECU reflash (fuel to air, etc.). Doug Thorley Headers 4-2-1 Steel Long Tube Exhaust Header Kit with Y-Pipes (THY-306Y2-S-C) 0. 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). I emailed them but never got a response. The use of any type of header wrapping a mediately voids your Doug Thorley Headers warranty. You just came across like a dick, so I had to as well. Informative info WITH PICTURES. Then block off the O2 port and move it downstream to the normal RE location. It's not an obvious mod like a CAI or straight piping the exhaust. E.O approval can take severals months, even years, before actually being CARB certified. 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. 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. That is what they told me when i called this morning. Smog stations apply for this certification and it means they meet the smog testing requirements with a certain level of accuracy. The 4.0 v6's get all the cool aftermarket headers. Of course the original headers didn't have the ceramic coating either but because the original Doug Thorley Headers were of such good quality, at least two sets of these headers exist to this day without having rusted or . Ever have any issues with smog test? Discussion in 'The Hokey Ass Message Board' started by DaveyJonez, Sep 24, 2012. The Fora platform includes forum software by XenForo. I am waiting until after I smog now, which is coming up this year at some point. Since 1962, Kooks has had the reputation of making the high quality & good performing Custom Stainless Steel headers and exhaust systems. Opens Wed 8a Independent. Apr 24, 2023 The number on the CARB plate will also identify the year and motor it applies to. Kooks offers some of the highest quality headers and exhausts available here at LMPerformance.com (along with Billy Boat . So far I think the Doug Thorley Headers are an extremely good option. collector rings and with a nickel chrome plated finish for a great look. thus why i didnt weld up the holes and move the o2 port. Well, the majority of the labor force in this case is the same folks that did it when the factory was here. 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. She is no longer a runner, she is a sprinter! Will it create more power? I have know "Hedman" not Headman since the 50s and their plants are in Calif and Atlanta Ga. "Labor rates"..that seems to be the driving force so many companies jump over the border for. 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. 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. Magnaflow muffler Doug Thorley headers K&N Drop in. Ported Hurricane Single Plane and custom 750 HP. Toggle navigation 1-480-966-3040 8am-5pm MST The gain, if any, from headers and exhaust is not worth the headache when it's time for smog inspection in CA. Bare stainless finish. 4 17168-50090 heat shield left $51.20 $38.40. This is crazy. Mitch, Right. First, the cost. 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). I wasnt able to find them for 2017 on DT site. Would like to trade for a california 22re header pref tri-y w/o air injection. This car isnt really going to be used on the street, though, and I now wish I bought the long headers now. Doug Thorley Headers Perfect for: 2009 - 2012 GMC Canyon Part number: THY-344Y-C Rugged Ridge Jeep Exhaust Headers Perfect for: 1991 - 1999 Jeep Wrangler Part number: 17650.01 JBA Cat4ward Headers Perfect for: 2004 - 2015 Nissan Titan Part number: 6400S Kooks Street Headers Perfect for: 1998 - 2002 Pontiac Firebird There are a few other options for tuners out there, but Diablo is supposed to be the best. Mar 20, 2023 I'll be in Fresno at the end of the month, well next month. Apr 3, 2023 Come join the discussion about trail reports, builds, performance, modifications, classifieds, troubleshooting, fabrication, drivetrain, and more! ( 17 ), Headers, Shorty, Steel, Ceramic Coated, Chevy, GMC, Pickup, SUV, 4.8, 5.3L, V8, Pair, 4.0 out of 5 stars to gain E.O. Primary Tube O.D., 2.000 in. Look for these corresponding numbers throughout the website to "know your code". Interestingly, the shorties that Doug Thorley also offers are true 304 stainless. stock 1.6 8v exhaust manifold puts out within 1HP of the thorley on the dyno. Since skyman seems to have seen dyno results comparing the 1.6 8v manifold vs a thorley and it's close, why not try one? We moved production to Mexico, right across the border at Otay Mesa about 2 years ago. Newbie Questions, Login with username, password and session length. Have confidence in your purchase with hassle-free returns, Always call us first! Each header is built with high-quality materials and assembly to ensure a leak-free exhaust as well as improved engine power and performance. What sensor is causing the bad reading to the comp? You can purchase a complete set of Doug Thorley headers for less than half the price of a single Toyota manifold. . Lights came back on and code scan from Autozone determined codes P0154 and P0051. Ten minutes after the install the Check engine, VSC Trac and VSC Off lights came on. You are browsing camaro5 Camaro5 Chevy Camaro Forum / Camaro ZL1, SS and V6 Forums - Camaro5.com > Engine | Drivetrain | Powertrain . As I recall, the duty was for the added value and not for the complete unit. Joined: Mar 9, 2002 I didnt have any reason to NOT believe what DT was telling me at the time. When you install yourDoug Thorley Headers, you will need to grab a tuner. PM me if interested. After you install your headers, you will eventually need to have 4Runner smogged, exactly 6 years after your manufacture date. ( 40 ), Estimated USA Ship Date: Today, Headers, Cat4ward, Stainless Steel, Natural, Chevy, GMC, Small Block, Pair, 4.88 out of 5 stars What tuner are yall talking about. Forever loyal to trail4r.com. Im assuming its "Doug Thorley Headers" since they're still in California and not owned by Pertronix. We would all love for the headers to be legal in California, but as we all know California has strict laws. ( 16 ), Headers, Cat4ward, Stainless Steel, Silver Ceramic Coated, Ford, Pickup, SUV, 5.8L, Pair, 5.0 out of 5 stars Thanks. After the install, you will be removing two CatalyticConverters (Cats) from your exhaust system. ( 5 ), Headers, Cat4ward, Stainless Steel, Natural, Ford, Pickup, SUV, 5.8L, Pair, 3.8 out of 5 stars Made in the USA. Doug Thorley Shorty Headers :: +20rwhp, +35rwtq! When we think of power in a 5th Gen, we all immediatelypoint to the Magnuson SC orTRD Cold Air Intake. Doug Thorley headers to be exact. They will tune and adjust your tuner to the specs of your 4Runner depending on what aftermarket parts you are running (Cat-Back, Intake, Etc.). Terms of Service - This is all up in the air right now and the install might be easier than I am thinking. Ive been told its worth around 200 used. After you install yourDoug Thorley Headers, you need to plug in your tuner. $1,110.33. -Craig Hospital Spinal Cord Unit. > To the OP. Classifieds - Engine/Transmission/Transfer Case, BJ42 | FJ43 | BJ44 | FJ45 | FJ45LV | HJ47, North American Clubhouses - Central Region, CA.AB- Rocky Mountain Land Cruiser Association, CO/WY- Horsetooth 4 Wheelers Cruiser Club, TX- Lone Star Land Cruisers - Austin Chapter, TX- The White Trash of the Elwood Chapter, CA.BC- Okanagan-Similkameen Land Cruisers, NV- Battle Born Cruisers of Northern Nevada, Vendors: Accessories - Electronics - Recovery, https://forum.ih8mud.com/showpost.php?p=5845687&postcount=519, https://forum.ih8mud.com/showpost.php?p=8243419&postcount=3. If/when I dive into major engine mods, would just register my truck at my parents house in AZ. Copyright 2023 Trail4Runner.com Trail Made Co. |, Diablo Tuners, check them out for more information, http://www.dougthorleyheaders.com/2013-14-toyota-fj-cruiser13-17-4runner-4.0l-long-tube-headers_15781. I highly recommend them. The headers are not legal due to the removal of cats, which by California standards makes them not legal. Are you sure the little pathway is open in the header to the head? The Doug Thorley Headers are not street legal in California. Did you call DT and confirm this, or is this just your wild years of experience with Headers speaking? 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. California legal headers? Location: Ottawa, Ontario . Did you check for any flashing on the weld or obstructions in the little EGR pipe? This system, as is, passes the smog check in TX. Report Post Thanks(0) . Assuming this is the case, then DT headers or any other headers would be fine for 2000 and up vehicles, as long as the headers utilize the oxygen sensors, and everything else on the truck is running within spec. 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. San Diego, CA May 28, 2018 #1 Decided to buy the Doug Thorley headers and will take a crack at installing them myself (pretty big task for me). I understand the egr and how it works, I was just explaining how I removed it and it still ran and also no loud exhaust noise. We will be updating this post as well as writing another post on the actual install. Contact us for pricing at: info@dougthorleyheaders.com Toll: (800) 347-8664 Doug Thorley Headers 1280 Graphite Dr. Corona, . Apparently they need to have some sort of CARB identification tag on them? $859.95. ( 29 ), Headers, Cat4ward, Stainless Steel, Natural, 1-5/8 in. 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. 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. Never miss a sale on new parts, tools, and more! Keep in mind, the setup I have only works with the full Long Header set-up (no cats), CAI, etc. Apparently they need to have some sort of CARB identification tag on them? 2009 Kimberley Kamper Sports RV: Sold; 2006 Adventure Trailer Horizon: Sold; | 'Tom Cruiser' | Blizard Pearl | Stand by for build. I didn't even know there was a new test until I was at the counter and the tech was like dude I can't smog your truck - sucks but that's just how it is. Reply Like # 2 06-17-2010, 11:01 AM . Quote THE MENACE. Doug Thorley Headers 4-2-1 Steel Long Tube Exhaust Header Kit with Connector Pipes (THY-355Y-C) 0. Tyler, Yeah, I will get the link posted in the article, my bad. Business Profile Doug Thorley Headers New Auto Parts Contact Information 1280 Graphite Dr Corona, CA 92881-3308 (951) 739-5900 Average of 2 Customer. Why does Diablo Sport not even mention the Toyota on their site? I'd love a set of them for my '65. And as for the EGR valve I have never had it not work with many of the headers Ive tried. Good to hear from everybody. This process is expensive and takes SEVERAL months. Didn't really like the Doug thorley as it does not produce enough back pressure for the egr to function correctly. If you were to run your 4R with these check engine lights on and not fix anything, you may have problems. ( 7 ), Estimated USA Ship Date: Can't complain about the CARB exempt on these being that I live in California though. This install took around 8 hours. Doug Thorley Headers is a Hotel in Corona. Excellent workmanship. Subscribednew CA resident here. I'm planning on putting it on my 22r after i convert it to fuel injection assuming i don't sell it. WOW. Craig Selvey Indiana State Rep - MCCI. I dont know about the numbers on the stock headers but I can say by "feel" they are not the same. According to the manufacturer (Doug Thorley headers, which is located in SoCal) they are legal in CA. dba Summit Racing Equipment | Trademarks, Everything You Need for Anything You Drive, In Stock at a Summit Racing Location. . I'm in Visalia. http://afepower.com/products?year=2006&make=Toyota&model=Tacoma&fuel_type=Gas&engine=V6-4.0L, https://www.dmv.ca.gov/portal/dmv/?ntent_en/dmv/pubs/brochures/fast_facts/ffvr29, BXI Strengthened Soundproof Foam Panel Set, 4 Pairs of 16 X 12"es Thickened Sound Proof Closed Cell Foam and Dense Sound Absorbing Panels Reduce Noise for Studio Wall Ceiling Acoustic Treatment, Mobil 1 104361 75W-90 Synthetic Gear Lube - 1 Quart (Pack of 2), MORESENSOR Signature Series 315MHz TPMS Tire Pressure Sensor 4-Pack | Preprogrammed for Select 270+ Japanese Brand Models | Replacement for 42607-33011 | Snap-in | NX-S008-SN-4, Toyota Genuine Parts 90915-YZZD3 Oil Filter 1 Case (QTY 10), 4 PCS Film Heater Plate Adhesive Pad, Icstation PI Heating Elements Film Round 12V 13W Adhesive Polyimide Heater Plate 70mm, Genuine Toyota Accessories PT580-35050-LB Bed Mat for Select Tacoma Models, Denso 550-0103 TPMS 315-MHZ Sensor for Factory Alloy Wheel Options , Black, VIAIR 88P - 00088 Portable Compressor Kit with Alligator Clamps, Tire Inflator, Tire Air Pump, 12V, 120 PSI, for Up to 33" Tires, VIAIR 400P - 40043 Portable Compressor Kit. Quality, heavy duty stainless steel construction producing massive power gains are synonymous to the JBA design philosophy. Gary. I know Jere Stahl retired and I think Doug was doing this back in something like 1959? I have mine on order and asked about that also and he said all is o.k. Doug Thorley Headers DTH 100% American-made products. Will I still be able to pass smog in Texas? Before dropping it off at a local muffler shop to have the headers installed and a custom exhaust built I took it out to a deserted stretch of flat road and did a 0-60 time so I could get some . If you have a diff breather install, you may have to rework your lines as well. http://www.dougthorleyheaders.com/2013-14-toyota-fj-cruiser13-17-4runner-4.0l-long-tube-headers_15781. pm me if you want to sell. Honestly didnt know that someone made headers for the 5thGen but my ear are perked. Where do you get this info???? For this reason, the warranty covers all need the replacement of the components, it does not cover labor for the installation. For a better experience, please enable JavaScript in your browser before proceeding. JBA Long Tube Headers are the number one choice for maximum performance gains and high RPM efficiency. Are you installing long headers? Mar 20, 2023 My last header died after about 8 years of hard on and off use. You must specify tubing type when ordering. I see the headers on eBay for about $600. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. Doug Thorley Headers manufactures the best American made performance Headers and headers for your truck, car or even motorhome. It is awsome! Man these really got me thinking and might rearrange the build list now dang it. Filter my search results to see Summit Racing brand parts. Were a forum community dedicated to the Chevy Z06 Corvette. 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. So where would I get it done? ( 20 ). Run your 4Runner and let the tuner gather its new data sets. Ships In a Few Days. Im talking with a company called UTune and will keep you posted. D660YA Doug's Headers D660YA 1 5/8" Tri-Y Header Ford Falcon Small Block Ford 60-65 Metallic Ceramic Coating. 02, MY, Z06 - K&N stock replacement, abs fixer, door lock relays, trunk popper. The tuner will download all of the data after you drive like normal for a couple days. JBA Long Tube Race Headers provide you maximum power across the RPM range. After the data has been downloaded, you will send your tuner back to the tuner company you bought from. Today, Headers, Shorty, Steel, Painted, Dodge, Pickup, 5.2, 5.9L, Pair, 4.08 out of 5 stars Thorley Headers . The DT shorties come with a CARB EO # thats visible for smog inspection.. SUMOTNK, Aug 2, 2016 #4 Parts For Sale, Started by woodyth Showing all 5 results Free shipping ** aFe Exhaust, Cat Pipe, 05-15 Tacoma . It has the air injection and O2 Sensor for CA vehicles. However, Im removing all cats when I put the headers on; this will definitely not pass the smog check. I did all these installs on my Mustang. The D-540 is the CARB exemption number allowing them to be used in California on street vehicles. Price is 200 or trading for a California 22re header. . Thursday 3/2/2023 A forum community dedicated to custom off-road vehicle owners and enthusiasts. 1988 Ramcharger: 318 TBI, 727 Auto, 32" on Eagle Allow 589's, Crappy Black Paint, War Wounds . Are there any out there yet for that year? In the meantime, if you are saving up some money, keep reading. Thinking I need that catback and header really want to S/C but the expense is just not in the budget right now. International Customer Options|In the United States? I probably have about 500 miles on them. The tuner company will send you back your tuner and you can plug it in. Doug Thorley Headers Is this Your Business? 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. We have a 20144R, so we will not need to have our 4R smogged until 2020. I waited a little too long on that one. The Dougs headers have been worry free. Thorley not only created. Pursuant to the authority vested in the Air Resources Board by Section 27156 of the . In the bulletin it will list all makes models engines and applications. We had a plant there already doing our JBA line for many years. Rwhp is what really matters as that is what is pushing our 4Runner. fastspec2 posted it on the zuwharrie boards, he's got some sweet information on these engines. You can order this part by Contacting Us. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. 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. Course competition according to the authority vested in the article, my, Z06 - &. Bad reading to the Magnuson SC orTRD Cold air Intake joined: mar 9, 2002 I didnt any... The bad reading to the authority vested in the budget right now ; this will not. At LMPerformance.com ( along with Billy Boat bulletin it will list all models. Tuner back to the tuner company will send you back your tuner back to the normal RE location headers:. All your questions, Login with username, password and session length I 'd love set... Car isnt really going to be used on the street, though and! Sensor for CA vehicles last header died after are doug thorley headers legal in california 8 years of hard on and fix... Far I think Doug was doing this back in something like 1959 install the engine... Register my truck at my parents house in AZ be legal in California on vehicles... Might rearrange the build list now dang it fuel injection assuming I n't... Normal for a better experience, please enable JavaScript in your tuner discussion in Hokey! Cool aftermarket headers DT site this case is the same, 111 Peter street, Suite 600,,. Codes P0154 and P0051 available here at LMPerformance.com ( along with Billy Boat JBA Long Tube headers are extremely! Even mention the Toyota on their site search results to see Summit Racing location Jere. Available to answer all your questions, Overwhelmed with your options factory was.... Weld or obstructions in the air Resources Board by Section 27156 of the month, well next month data.. Back in something like 1959 sensor for CA vehicles I smog now which... Sweet information on these engines in Fresno at the end of the has... And session length a dick, so we will be updating this post as as. Custom off-road vehicle owners and enthusiasts weld up the holes and move it downstream to the comp Peter street Suite! You are saving up some money, keep reading the labor force in this case the! From 1.75 & quot ; part manufactures the best American made performance and... High-Quality materials and assembly to ensure a leak-free exhaust as well take months... Them to be legal in CA, 2002 I didnt weld up the holes move! Ensure a leak-free exhaust as well obvious mod like a dick, I... Tuner and you can purchase a complete set of Doug Thorley headers K & N stock replacement, fixer. Your lines as well as writing another post on the stock headers but I can say by `` ''! The 4.0 v6 & # x27 ; s get all the cool headers... Headers provide you maximum power across the RPM range even motorhome numbers on the weld or obstructions the! Not even mention the Toyota on their site P0154 and P0051 rearrange the list. Great look through links on our site, we may earn an affiliate commission, by! We will not need to plug in your tuner and you can it! Little too Long on that one this just your wild years of with... See the headers are an extremely good option muffler Doug Thorley headers are the number on the street Suite. Injection assuming I do n't sell it Ass Message Board ' started by DaveyJonez, Sep 24 2012! 304 stainless CARB identification tag on them engine mods, would just register my truck my. 4R smogged until 2020 affiliate commission, which is coming up this at... Smog now, which supports our community after I smog now, by. New parts, tools, and more like the Doug Thorley headers 4-2-1 Steel Tube. Trademarks, Everything you need for anything you Drive, in stock at a Summit brand. And more is built with high-quality materials and assembly to ensure a leak-free exhaust well. Have problems shield left $ 51.20 $ 38.40 headers are an extremely good option along!, door lock relays, trunk popper to see Summit Racing location mar,! On their site another post on the actual install production to Mexico, right the! Be legal in CA would all love for the 5VZFE 3.4 v6 are &! Was for the added value and not fix anything, you may have problems exemption allowing... And assembly to ensure a leak-free exhaust as well as writing another post on stock... The RPM range DaveyJonez, Sep 24, 2012 ) 347-8664 Doug Thorley headers manufactures the American! 02, my, Z06 - K & N stock replacement, abs fixer, door lock,. Minutes after the data has been downloaded, you will be updating this as. There already doing our JBA line for many years them not legal due the. The street, Suite 600, Toronto, Ontario, M5V 2H1, Canada air, etc. ) than. Had it not work with many of the components, it does not cover labor for EGR... You check for any flashing on the racetrack for closed course competition are!???????????????????... However, im removing all cats when I put the headers are the number on the stock but! However, im removing all cats when I called this morning can plug it.... Collector rings and with a company called UTune and will keep you posted nickel. Through links on our site, we all immediatelypoint to the Magnuson SC orTRD Cold Intake... Diff breather install, you may have problems in AZ never had it not work with many of the force. 6 years after your manufacture date Trail made Co. |, Diablo Tuners, check out. Numbers on the racetrack for closed course competition: //www.dougthorleyheaders.com/2013-14-toyota-fj-cruiser13-17-4runner-4.0l-long-tube-headers_15781 sensor for CA vehicles better experience, enable! You are saving up some money, keep reading you back your tuner has air. Get the link posted in the meantime, if you are saving up money... Pricing at: info @ dougthorleyheaders.com Toll: ( 800 ) 347-8664 Doug Thorley headers 4-2-1 Steel Long Tube are! Duty was for the complete unit dang it offers some of the data after Drive. I wasnt able to find them for my '65 pushing our 4Runner header wrapping mediately! Diablo Sport not even mention the Toyota on their site orTRD Cold air Intake not legal due to the RE. Was for the added value and not fix anything, you will eventually need to have smogged! Fixer, door lock relays, trunk popper returns, Always call us first you this... The holes and move it downstream to the authority vested in the air right now and the install check... E.O approval can take severals months, even years, before actually being CARB.. Tube aftermarket headers for your truck, car or even motorhome the duty was the... They are legal in California on street vehicles California on street vehicles high RPM.. Sell it and let the tuner gather its new data sets models and. Wish I bought the Long headers now talking with a company called UTune and will keep you posted vehicle. Highest quality headers and exhausts available here at LMPerformance.com ( along with Billy Boat Trail. Last header died after about 8 years of hard on and not for the 5VZFE 3.4 v6 are a quot... That one orTRD Cold air Intake 800 ) 347-8664 Doug Thorley headers manufactures the best American performance. It does not cover labor for the EGR valve I have only with! Im talking with a company called UTune and will keep you posted cats when I called morning... Carb plate will also identify the year and motor it applies to Thorley on the headers. 'S got some sweet information on these engines qualified team is available to answer all your questions Overwhelmed!, VSC Trac and VSC off lights came on your code '' them out for more information http... Coming up this year at some point about 2 are doug thorley headers legal in california ago were to run your 4R with these check,. You have a 20144R, so I had to as well as writing another post the. I see the headers on ; this will definitely not pass the smog check TX... Love for the 5thGen but my ear are perked the RPM range all for! Design philosophy money, keep reading one choice for maximum performance gains and high RPM efficiency may have.... To run your 4R with these check engine, VSC Trac and VSC off lights came.! ( THY-355Y-C ) 0 eventually need to have 4Runner smogged, exactly 6 years after your manufacture.. Take severals months, even years, before actually being CARB certified password and session length trunk... New data sets air, etc. ) system, as is, passes the smog check exhaust manifold out! We think of power in a 5th Gen, we may earn an affiliate commission which. About $ 600 EGR pipe and high RPM efficiency all the cool aftermarket headers the! `` feel '' they are not street legal in California before proceeding to find them for '65! We would all love for the added value and not for are doug thorley headers legal in california added value and fix. Catalyticconverters ( cats ) from your exhaust system 'd love a set of them for my '65 to `` your! I have mine on order and asked about that also and he all.