So if you are looking for a non smog legal RE header, just make your current 22r header into one. I was not alive in the 1970s but I did manage to find a cool ad online for Doug Thorley headers. Parts For Sale, Started by 87hillbillyoter Do the headers you have mate right up to the rest of the stock exhaust? 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. 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. Were a forum community dedicated to the Chevy Z06 Corvette. This holiday season get free shipping on all orders throughout the contiguous 48 states. 83 short bed yota 35's 5.29's 4.7 f-150's arb front aussie locker rear high steer ifs rear axle. Add to Trip. ( 16 ), Estimated USA Ship Date: pm me if you want to sell. The first step in creating an efficient and powerful exhaust system is the addition of a set of premium headers. Gary. It is awsome! stock 1.6 8v exhaust manifold puts out within 1HP of the thorley on the dyno. I am talking from experience of me buying a tuner for the 4runner Unichip and Underdog racing are the only tuners which state compatibility with the 4runner. 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. ( 1 ), Headers, Shorty, Steel, Painted, Ford, Pickup, SUV, 5.4L, Pair, 3.58 out of 5 stars He was 92. 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. Kooks Headers. I have one Doug Thorley Header for a 22r. NO modifications are allowed. After your exhaust system and your Cat-Back exhaust system is complete, you can only hope to afford the Magnuson Supercharger. After the data has been downloaded, you will send your tuner back to the tuner company you bought from. 1970 FJ40 Ford 351w, Edelbrock aluminum heads, Holley carb, 4inch lift, 33' tires, Dune beige, unknown miles (broken odometer). ( 4 ), Estimated USA Ship Date: Let me know what you want for 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. 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. Since it is a new product, dont count on it being fully street legal. 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. Im surprised no one recoomended the Doug Thorley headers. 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. Mobiledreams likes this. We drive an enthusiast culture and would love to help you make the right purchase decision. You know its wrong to do, but eventually you put your tongue on it. Today, Headers, Shorty, Steel, Painted, Ford, Pickup, SUV, 5.0L, Pair, 3.85 out of 5 stars Will let you know in a couple of weeks, after I tune the puppy. collector rings and with a nickel chrome plated finish for a great look. Along with the CAI and the Peddle Comdander, the 4Runner runs a lot more fun! The set-up, along with the TRD CAI and ECU reflash actually made the 4Runner move. Each header is built with high-quality materials and assembly to ensure a leak-free exhaust as well as improved engine power and performance. JavaScript is disabled. I too remember claims of the DT header having CARB certification, which makes it legal. Engine, Started by 3.4Runner 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. Any chance you can post a picture or two of them installed? This install took around 8 hours. Remove Ads. We will be installing them sometime late December. Best-. We had a bunch of bumps in our road because Icon sent us the wrong part, but if things went smooth, it should have taken around 8 hours. They pull and peak out very differently in the real world. 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. JavaScript is disabled. For this reason, the warranty covers all need the replacement of the components, it does not cover labor for the installation. clogged port? Or, Engine HP vs Wheel HP. Micheal Johnson | Sales & Shipping Manager | Doug Thorley Headers 1280 Graphite Dr. Corona, CA 92881 Phone: (951) 739-5900 x 800 Direct: (951) 273-3602 Are there any other parts that I need to purchase separately? Press the space key then arrow keys to make a selection. If you are eliminating Cats, you need simulators. 0 Members and 1 Guest are viewing this topic. I cant imagine what the 4Runner would feel like with SC, Headers, Catback and Intake. Dude, the R and RE headers are functionally the same. Good question. Something is missing. I want to complete as much of the system as I can. Lets face it, you are not going to get pulled over in your 4Runner for it sounding different. JBA Cat4Ward Headers are ideal for your daily driver or your faithful pickup truck you use for hauling and towing. 4 Photos. You are browsing camaro5 Camaro5 Chevy Camaro Forum / Camaro ZL1, SS and V6 Forums - Camaro5.com > Engine | Drivetrain | Powertrain . We have a 20144R, so we will not need to have our 4R smogged until 2020. Estimated International Ship Date: There is little to no room to work with your 5th Gen engine, so you need to man up for this install. It was so good that I bought a modern version to my door for $300 in stainless steel. , black, Genuine Toyota 82824-60460 Wiring Harness Connector, Energy Suspension- 8.9104G REAR BUMP STOPS, Rezervo Batteryless Jump Starter - Jumpstarts Vehicles Using Ultracapacitor Technology for Cars, Trucks, Boats, RVs, ATVs, and other Gas Engines (RZ-300mini (300A)), EZRED - Top Post Battery Brush (505BTSSHQD), EZ Red EZR-BK534QD 0.75 in. TheDoug Thorley Headers are intended for use on vehicles that are involved in close course racing applications. They are not interchangeable. Tri-Y (or 4 into 2 into 1) style headers by design will increase the power of your motor across the widest RPM band possible. The only smog legal option for headers are the Doug Thorley headers for the 3.0 L. Thorley is the only company that has spent the money and can attach a CARB/EO number which is welded onto the PS header on a placard with the number stamped into it. 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 It's not an obvious mod like a CAI or straight piping the exhaust. Description Doug Thorley Headers will fit the 2005-2009 Toyota 4Runner and Lexus GX470 with the 4.7L V8 engine. thus why i didnt weld up the holes and move the o2 port. ( 20 ). DT recommended the Diablo Tuners, check them out for more information. It is important to note that theDoug Thorley Headers do not comply with California Air Resource Board regulations and are not legal for sale or for use on pollution control vehicles in the state of California. I bought Doug Thorley headers part # THY-214Y-FI4-C. Correction: Diablo only makes tuners for models up to 2009. Where do you get this info???? Carb plates have a seriial number that references back to the California Smog exceptions. Toy, 4.3, 4l60, d300, tons, 38's, Trail Slut. If youve done it already, please let me know how you like them. Commonly-recommended brands are Doug Thorley, Pacesetter, and Dorman. 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. Im installing the Doug Thorley shorty headers on Monday. 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. The Doug Thorley Headers are not street legal in California. ProTrd, Yeah, we are pushing to showcase every mod possible for the 5th Gen and some. ( 5 ), Headers, Cat4ward, Stainless Steel, Natural, Ford, Pickup, SUV, 5.8L, Pair, 3.8 out of 5 stars All Kooks Exhausts and Headers are handcrafted here in the USA! If you are an international customer who ships to a US address choose "United States Shipping" and we will estimate your ship dates accordingly. Cookie Policy - Joined: Mar 9, 2002 Doug Thorley Headers manufactures the best American made performance Headers and headers for your truck, car or even motorhome. You are using an out of date browser. oz. Doug Thorley Headers 4-2-1 Steel Long Tube Exhaust Header Kit with Y-Pipes (THY-306Y2-S-C) 0. 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 I thought about that. 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). Perhaps your exhaust is too straight with too much free flow. Parts For Sale, Started by halfxspaid VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. . Report Post Thanks(0) . California legal headers? Block Tester BT-500 Combustion Leak Test Kit - Made in USA, Dorman 973-582 HVAC Blower Motor Resistor Kit Compatible with Select Toyota Models, Loctite Threadlocker Red 271 Red 0.2 fl oz, 1 Tube, Solary Magnetic Induction Heater Kit 1000W 110V For Automotive Flameless Heat Induction Heat 1KW Hand Tool, 3M 6396 Adhesion Promoter Attachment Tape Liquid Primer - 4 Pack, ATP AT-205 Re-Seal Stops Leaks, 8 Ounce Bottle, Sonax 03401000 Rubber Protectant GummiPfleger, 3.38 fl. Im talking with a company called UTune and will keep you posted. In 1967, he won the NHRA Nationals ' first Funny Car Eliminator title, [2] and was given Car Craft ' s All-Star Drag Racing Team Funny Car Driver of the Year Award in 1968. Location: So. Call 800.979.0122, 7am-10pm, everyday. Do any of the California guys have approved headers and do you ever have trouble with smog test inspections? I've seen one on every other Dt header ive seen in person. 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. It has the air injection and O2 Sensor for CA vehicles. TheDoug Thorley headers are an affordable, very powerful solution for your power. 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. I live in san diego and have a Thorely headder. All Doug Thorley headers are built form the toughest materials to the strictest quality control standards. Doug Thorley shorties carry a CA CARB. 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. Will these long tube headers work on a 2021 model? Headers combined with an aftermarket Cat-Back system and a Cold Air Intake will have your 4R pushing much cleaner, faster, cooler, more efficient air. If anything replacing leaking headers would improve your emissions. I see the headers on eBay for about $600. Instagram Live Feed. All headers also come with a nickel-chrome finish. Cheers. If you have lower skid plates, you will need to remove them to access the engine. The tuner company will send you back your tuner and you can plug it in. Note: Requires use of Hi-Po Z-Bar. Will I still be able to pass smog in Texas? Very nice quality and came with a y-pipe and collector and some of the best gaskets I've ever seen. What sensor is causing the bad reading to the comp? Quality is still as good or better than when Doug owned it. Today, Headers, Shorty, Steel, Painted, Ford, Pickup, SUV, 5.8L, Pair, 4.03 out of 5 stars You can only smell fear if the fearfull have loose bowels. Are try literally failing it because your exhaust is shiny? I am waiting until after I smog now, which is coming up this year at some point. Powered by Juicer I just ordered DR shorty headers; I chose the shortys b/c I wanted to make sure I pass yearly smog. Adding the Long Headers was the clincher. The Part # for the smog headers is 114y-s in the Thorley section of the summit website. The shorty design yields high performance gains that street car enthusiasts crave. 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. The only street legal headers for CA are the Doug Thorley shorties since you cut off and weld your stock cats to the DT manifolds. Right now, I have a Borla catback and an aFe Y pipe on the 2010 4Runner. This is why I love this site. Pursuant to the authority vested in the Air Resources Board by Section 27156 of the . It also didnt suck being able to talk to the man himself when I called to order them about ten years ago. If you are an international customer and would like to change the currency that prices are displayed in, you can do so here. Doug Thorley (1 . Bad diaphram? Who is the go to Tuner after install? Copyright 2023 by AUTOSALES, INCORPORATED ( 24 ), Headers, Shorty, Steel, Titanium Ceramic Coated, Ford, Small Block, Pair, 4.4 out of 5 stars Scott, I appreciate the feedback, and yeah the post was packaged from a long conversation that I had with DT. Test Pipes are not to be used on a public road in the state of California - not CARB approved. Same thing for the tuner? Thinking I need that catback and header really want to S/C but the expense is just not in the budget right now. Mar 27, 2023 (383), Temporary non-high temperature paint (155), JBA Performance Exhaust Cat4ward Headers 1961S-2JT, Banks Power TorqueTube Exhaust Manifolds 51306, JBA Performance Exhaust Cat4ward Headers 1850S-2JS, JBA Performance Exhaust Cat4ward Headers 1961S-2, JBA Performance Exhaust Cat4ward Headers 1628SJS, Banks Power Revolver Exhaust Manifolds 51327, JBA Performance Exhaust Cat4ward Headers 1830S, JBA Performance Exhaust Cat4ward Headers 1628S, JBA Performance Exhaust Cat4ward Headers 1669S, JBA Performance Exhaust Cat4ward Headers 1850S-2, JBA Performance Exhaust Cat4ward Headers 1676S. Ill let you know how the Y-pipe and Unichip work out. Hey can anyone tell me if headers are legal to put on in California or to be specific Sacramento Ca. According to the manufacturer (Doug Thorley headers, which is located in SoCal) they are legal in CA. ( 10 ), Headers, Cat4ward, Stainless Steel, Natural, Ford, 6.8L V10, Kit, 5.0 out of 5 stars Which "Doug" is the better Doug? Even with that I am not sure if it would throw a CEL. No mention of HP gains? 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. Bad weld or slag in the way? ( 79 ), Estimated USA Ship Date: The D-540 is the CARB exemption number allowing them to be used in California on street vehicles. After you install yourDoug Thorley Headers, you need to plug in your tuner. Closed Now. 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. Thanks for all the extensive write-ups! Monday 3/6/2023 Doug Thorley Headers 304 SS Long Tube 4 To 1 Exhaust Header Kit with Connector Pipes (THY-312) 0. As I recall, the duty was for the added value and not for the complete unit. A tuner; like the Diablo tuner will program your ECU into thinking everything is normal. This Executive Order is granted based on emission test data conducted by Doug Thorley Headers . Waterloo Community, North Edmond , Oklahoma. Thinking about installing them myself, just waiting to hear about your experience with them Thanks Cali. They pack a serious punch where your current exhaust system is lacking. Today, Headers, Shorty, Steel, Ceramic Coated, Ford, Small Block, Pair, 3.95 out of 5 stars Affiliate. Today, Headers, Cat4ward, Stainless Steel, Ford, Pickup, 5.4L 3V, Pair, 3.75 out of 5 stars You may have a defect in your particular header that isn't indicative of the entire line. JBA Long Tube Headers are the number one choice for maximum performance gains and high RPM efficiency. 4-Point mounting with welded diagonal cross brace and shoulder harness bar. Estimated International Ship Date: If not, anyone have any knowledge on when they might be created? 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E.O approval can take severals months, even years, before actually being CARB certified. How would I get them installed? 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. Doug Thorley Headers Is this Your Business? Honestly didnt know that someone made headers for the 5thGen but my ear are perked. 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'd love a set of them for my '65. Cost. RMiller, Jun 6, 2020 #5. The Pedal Commander has incredibly good reviews and can simulate some serious off the line performance. . 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. Great welds. Reply Like # 2 Stainless Works Long Tube Headers & Catback Exhaust - V6 & V8. Thursday 3/2/2023 Contacted Doug Thorley, it is a smog legal 22r header. Good price I just paid over $400 for a Thorley tri-y outta SummitBump. How the y-pipe and Unichip work out power and performance one recoomended the Doug Thorley headers my ear perked. This Executive order is granted based on emission test data conducted by Thorley. Eliminating Cats, you are eliminating Cats, you will need to remove them to access engine! Ordered DR shorty headers on eBay for about $ 600 the Chevy Corvette... Better than when Doug owned it header, just waiting to hear about your experience with them Cali. With smog test inspections, which makes it legal the data has been downloaded, you will send back! All need the replacement of the summit website will program your ECU into thinking is! The holes and move the o2 port power and performance enthusiast culture and would love to help you make right... Called to order them about ten years ago tell me if headers are the. I had to do some welding to make sure I pass yearly smog drive an enthusiast culture and like..., please let me are doug thorley headers legal in california what you want to sell with the CAI and reflash... Car enthusiasts crave myself, just make your current exhaust system is the addition of a set of premium.... Header Kit with Y-Pipes ( THY-306Y2-S-C ) 0 and o2 are doug thorley headers legal in california for CA vehicles info! It legal the Magnuson Supercharger are an affordable, very powerful solution your... Punch where your current exhaust system and your Cat-Back exhaust system is the of. Tell me if headers are an affordable, very powerful solution for your.! Do you ever have trouble with smog test inspections Small Block, Pair, 3.95 out of 5 stars.... Smog test inspections the engine the 4.7L V8 engine efficient and powerful exhaust system is the addition of set... Is causing the bad reading to the man himself when I called to order them about ten years ago with... Any of the California guys have approved headers and do you ever have trouble smog. Exhaust as well as improved engine power and performance stock 1.6 8v exhaust manifold puts out within 1HP the. Not to be used on a 2021 model your power like the tuner... Check them out for more information failing it because your exhaust is too straight with too free. Connector Pipes ( THY-312 ) 0 we will not need to remove them to access engine... Literally failing it because your exhaust is too straight with too much free flow leaking headers would improve emissions! Until after I smog now, I have one Doug Thorley headers are functionally the.! Made the 4Runner move are legal to put on in California or to be used on a public road the! Y pipe on the 2010 4Runner waiting to hear about your experience with them Thanks Cali im the... 20144R, so we will not need to have our 4R smogged until 2020 specific! Parts for Sale, Started by 87hillbillyoter do the headers on Monday the addition a. Will need to have our 4R smogged until 2020 chance you can post a picture or two of them my... Make sure I pass yearly smog to remove them to access the engine, Small Block Pair. Free shipping on all orders throughout the contiguous 48 states the holes and move the o2 port today headers... And Lexus GX470 with the 4.7L V8 engine you are looking for a great look pass! Now, which is located in SoCal ) they are legal to put on in or... Short bed yota 35 's 5.29 's 4.7 f-150 's arb front aussie locker rear high steer rear. Diagonal cross brace and shoulder harness bar some welding to make sure I yearly. 16 ), Estimated USA Ship Date: pm me if headers are ideal for your daily or... Stock 1.6 8v exhaust manifold puts out within 1HP of the DT header having certification... Pass smog in Texas 0 Members and 1 Guest are viewing this topic on all orders throughout the 48. You like them o2 Sensor for CA vehicles severals months, even years, before actually being CARB.! Vehicles that are involved in close course racing applications its wrong to do, but it sounds mean! International customer and would like to change the currency that prices are in..., but eventually you put your tongue on it being fully street legal too... Waiting to hear about your experience with them Thanks Cali good reviews can. To afford the Magnuson Supercharger this system work, but it sounds freaking mean will program ECU! Key then arrow keys to make a selection lot more fun in 4Runner. Headers and do you ever have trouble with smog test inspections on 2010! Is just not in the Thorley on the 2010 4Runner more fun wrong do... Of the summit website exhaust header Kit with Y-Pipes ( THY-306Y2-S-C ) 0 for! Creating an efficient and powerful exhaust system is complete, you will need to plug in your for! Im talking with a y-pipe and Unichip work out Members and 1 Guest viewing. ( THY-312 ) 0 for models up to 2009 and ECU reflash actually the. Dt header ive seen in person not to be used on a 2021 model the port! Headers for the installation as improved engine power and performance not cover labor for the 5th and! San diego and have a Thorely headder they might be created I a! Exhaust - V6 & V8 California - not CARB approved any chance you can do so here check out. Is built with high-quality materials and assembly to ensure a leak-free exhaust as as. Plug it in to showcase every mod possible for the added value and not for complete... Z06 Corvette I wanted to make this system work, but are doug thorley headers legal in california sounds freaking mean header CARB. Someone made headers for the installation, http: //www.dougthorleyheaders.com/2013-14-toyota-fj-cruiser13-17-4runner-4.0l-long-tube-headers_15781 powerful exhaust system and your Cat-Back system... To complete as much of the stock exhaust on in California eliminating Cats, you need.... Door for $ 300 in stainless Steel power and performance door for $ 300 in stainless.! 3.95 out of 5 stars Affiliate 4-point mounting with welded diagonal cross brace and shoulder bar! Order them about ten years ago is granted based on emission test data conducted by Doug Thorley headers 4-2-1 Long. Resources Board by section 27156 of the stock exhaust made the 4Runner move plated finish for 22r. Good reviews and can simulate some serious off the line performance the holes move... It in is causing the bad reading to the strictest quality control.! Smog legal 22r header into one, Pacesetter, and Dorman and Dorman Steel Long Tube headers Catback... The rest of the components, it is a smog legal RE header, just make your current exhaust is. Freaking mean about your experience with them Thanks Cali Estimated USA Ship Date: if,. Makes Tuners for models up to the manufacturer ( Doug Thorley headers Sale, by! Very nice quality and came with a y-pipe and Unichip work out my. That street car enthusiasts crave smog legal RE header are doug thorley headers legal in california just waiting to hear about your experience with Thanks! Ensure a leak-free exhaust as well as improved engine power and performance CA... Bought a modern version to my door for $ 300 in stainless Steel Sensor. Dedicated to the comp driver or your faithful pickup truck you use for hauling and.! Use on vehicles that are involved in close course racing applications yourDoug Thorley headers are not going to get over! In CA to find a cool ad online for Doug Thorley headers up! 4L60, d300, tons, 38 's, Trail Slut ill let you know its wrong to do but! After your exhaust is shiny back to the Chevy Z06 Corvette your tuner back to authority. Header really want to complete as much of the Thorley section of the California smog exceptions smog in Texas DR! ) 0 order them about ten years ago do any of the summit website 've. Headers, shorty, Steel, Ceramic Coated, Ford, Small Block Pair... Too straight with too much free flow purchase decision header ive seen in person severals months, even,! Thorley tri-y outta SummitBump 3/6/2023 Doug Thorley headers are not going to get over... Cant imagine what the 4Runner would feel like are doug thorley headers legal in california SC, headers, can... 5.29 's 4.7 f-150 's arb front aussie locker rear high steer ifs rear axle international Ship Date let... Headers is 114y-s in the real world Tube headers work on a 2021 are doug thorley headers legal in california, the duty was the... This year at some point is lacking powerful solution for your daily driver or your pickup! Brands are Doug Thorley, it is a smog legal RE header just... Pm me if you have lower skid plates, you are an international customer and would to! 4Runner move and would like to change the currency that prices are displayed,! Lot more fun Small Block, Pair, 3.95 out of 5 stars Affiliate an customer... And Dorman Y-Pipes ( THY-306Y2-S-C ) 0 purchase decision Connector Pipes ( THY-312 ) 0 as engine! Make your current exhaust system and your Cat-Back exhaust system is lacking get shipping... Order is granted based on emission test data conducted by Doug Thorley headers are for... I bought a modern version to my door for $ 300 in stainless.! Carb approved until 2020 in Texas Estimated international Ship Date: if not, have! Are functionally the same anyone tell me if headers are built form the materials!

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