Coolest 16 Thorley Headers

 

Doug Thorley Headers 83206 Cat-Back Exhaust for Nissan Xterra 40L 24WD
Doug Thorley Headers 83206 Cat-Back Exhaust for Nissan Xterra 4.0L 2/4WD
Doug Thorley Headers 83206 Cat-Back Exhaust for Nissan Xterra 4.0L 2/4WD - Doug thorley headers 83206 cat-back exhaust system for your 2005-2012 nissan xterra delivers the performance and sound you’re looking for. Application specifics 2005-2012 nissan xterra, 4. This cat-back exhaust comes equipped with our stainless steel straight-thru perforated muffler which increases exhaust flow, producing noticable gains in horsepower and torque output, while increasing fuel efficiency. The exhaust is manufactured using heavy duty 16ga aluminized steel tubing, and super flat 3/8 inch flanges. 0l v6, 2/4wd. 2-1/4 inch mid-pipes, 2-1/2 inch tailpipe.

 

Doug Thorley Headers thy-542y-c Exhaust Header for Toyota Truck 4Runner 22RE
Doug Thorley Headers thy-542y-c Exhaust Header for Toyota Truck 4Runner 22RE
Doug Thorley Headers thy-542y-c Exhaust Header for Toyota Truck 4Runner 22RE - Doug thorley headers is the originator of the tri-y header design, which is the most efficient way to increase horsepower and torque over a broad rpm range, and more importantly the range where you use it most. Doug thorley headers thy-542y-c long tube tri-y headers deliver the ultimate in performance and gas mileage for your 1981-1987 toyota pickup truck, 4-runner. That better exhaust flow produces noticable gains in horsepower and torque output, while increasing fuel efficiency. Application specifics 1981-1987 toyota pickup truck, 4-runner, 20/22r-re motor, no o2 sensor, no air injection, manual transmission only, 2/4wd. The headers are manufactured using heavy duty 14ga steel tubing, and super flat 3/8 inch head flanges. They are then silver ceramic coated inside and out, which looks great, drastically reduces under-hood temperatures, and creates a strong barrier to protect the headers from the environment.

 

Doug Thorley Headers thy-310y-1-c Long Tube Header for GM TruckSUV 48L 53L 60L 62L
Doug Thorley Headers thy-310y-1-c Long Tube Header for GM Truck/SUV 4.8L, 5.3L, 6.0L, 6.2L
Doug Thorley Headers thy-310y-1-c Long Tube Header for GM Truck/SUV 4.8L, 5.3L, 6.0L, 6.2L - That better exhaust flow produces noticable gains in horsepower and torque output, while increasing fuel efficiency. Doug thorley headers is the originator of the tri-y header design, which is the most efficient way to increase horsepower and torque over a broad rpm range, and more importantly the range where you use it most. The headers are manufactured using heavy duty 14ga steel tubing, and super flat 3/8 inch head flanges. 2l, 2/4wd, no egr fitting. 8l, 5. 0l, 6. Application specifics 1999-2012 gm silverado/sierra, suburban, tahoe/yukon, avalanche, escalade, denali, hummer h2, 4. Doug thorley headers thy-310y-1-c long tube tri-y headers deliver the ultimate in performance and gas mileage for your 1999-2012 gm silverado/sierra, suburban, tahoe/yukon, avalanche, escalade, denali, hummer h2. These headers are not legal for use on pollution controlled vehicles, and are for off-road racing use only. They are then silver ceramic coated inside and out, which looks great, drastically reduces under-hood temperatures, and creates a strong barrier to protect the headers from the environment. 3l, 6.

 

Doug Thorley Headers HDX-635 Exhaust Header for Jeep Wrangler Cherokee 40L
Doug Thorley Headers HDX-635 Exhaust Header for Jeep Wrangler Cherokee 4.0L
Doug Thorley Headers HDX-635 Exhaust Header for Jeep Wrangler Cherokee 4.0L - Shortie headers are designed to replace the factory stock exhaust manifolds with a performance component that flows much better than stock. Application specifics 2000-2006 jeep wrangler tj, cherokee, grand cherokee / 4. They are then silver ceramic coated inside and out, which looks great, drastically reduces under-hood temperatures, and creates a strong barrier to protect the headers from the environment. That better exhaust flow produces noticable gains in horsepower and torque output, while increasing fuel efficiency. These headers are manufactured using heavy duty 14ga t304 stainless steel tubing, and super flat 3/8 inch head flanges. 0l i6 with dual outlet stock manifold, 2/4wd. Doug thorley headers hdx-635 heavy duty 62 shortie headers deliver the ultimate in performance and durability for your 2000-2006 jeep wrangler tj, cherokee, grand cherokee.

 

Doug Thorley Headers thy-542y-o-c Exhaust Header for Toyota Truck 4Runner 22RE
Doug Thorley Headers thy-542y-o-c Exhaust Header for Toyota Truck 4Runner 22RE
Doug Thorley Headers thy-542y-o-c Exhaust Header for Toyota Truck 4Runner 22RE - Doug thorley headers is the originator of the tri-y header design, which is the most efficient way to increase horsepower and torque over a broad rpm range, and more importantly the range where you use it most. They are then silver ceramic coated inside and out, which looks great, drastically reduces under-hood temperatures, and creates a strong barrier to protect the headers from the environment. Application specifics 1981-1987 toyota pickup truck, 4-runner, 20/22r-re motor, o2 sensor in manifold, no air injection, manual transmission only, 2/4wd. That better exhaust flow produces noticable gains in horsepower and torque output, while increasing fuel efficiency. The headers are manufactured using heavy duty 14ga steel tubing, and super flat 3/8 inch head flanges. Doug thorley headers thy-542y-o-c long tube tri-y headers deliver the ultimate in performance and gas mileage for your 1981-1987 toyota pickup truck, 4-runner.

 

Doug Thorley Headers THY-372Y-C Exhaust Header
Doug Thorley Headers THY-372Y-C Exhaust Header
Doug Thorley Headers THY-372Y-C Exhaust Header - Doug thorley headers is the originator of the tri-y header design, which is the most efficient way to increase horsepower and torque over a broad rpm range, and more importantly the range where you use it most. The headers are manufactured using heavy duty 14ga steel tubing, and super flat 3/8 inch head flanges. They are then silver ceramic coated inside and out, which looks great, drastically reduces under-hood temperatures, and creates a strong barrier to protect the headers from the environment. That better exhaust flow produces noticable gains in horsepower and torque output, while increasing fuel efficiency. Application specifics 1967-1972 gm pickup truck / suburban, 265-400 v8, will fit angle plug cylinder heads, will not fit d-port cylinder heads. Doug thorley headers thy-372y-c long tube tri-y headers deliver the ultimate in performance for your 1967-1972 gm pickup truck / suburban.

 

Lokar ED-5021 Flexible Engine Dipstick with Stainless Housing and Doug Thorley Headers for LS1 Series
Lokar ED-5021 Flexible Engine Dipstick with Stainless Housing and Doug Thorley Headers for LS1 Series
Lokar ED-5021 Flexible Engine Dipstick with Stainless Housing and Doug Thorley Headers for LS1 Series - The dipstick seals at bottom of the handle with double o-rings. The application is straight into the engine block, no upper tube necessary. The billet aluminum handle has been designed to coordinate with the lokar flexible transmission dipstick. Lokar dipstick engine 99-up ls truck with doug thorley headers stainless housing is a billet aluminum and stainless dipstick for the pre-1980 small block chevy.

 

Doug Thorley Headers 83209 Axle-Back Exhaust System for Nissan Juke AWD 16L Turbo Engines
Doug Thorley Headers 83209 Axle-Back Exhaust System for Nissan Juke AWD 1.6L Turbo Engines
Doug Thorley Headers 83209 Axle-Back Exhaust System for Nissan Juke AWD 1.6L Turbo Engines - The exhaust is manufactured using heavy duty 16ga t304 stainless steel tubing, and super flat 3/8 inch flanges. Application specification 2011-13 nissan juke, 1. This cat-back exhaust comes equipped with stainless steel straight-thru perforated muffler which increases exhaust flow, producing noticeable gains in horsepower and torque output, while increasing fuel efficiency. Doug thorley headers axle-back exhaust system for your 2011-13 nissan juke delivers the performance and sound you’re looking for. 6 liter turbo, awd only (for applications see doug thorley headers 83207).

 

Doug Thorley Headers THY-325-C Exhaust Header for GM LS Sandrail
Doug Thorley Headers THY-325-C Exhaust Header for GM LS Sandrail
Doug Thorley Headers THY-325-C Exhaust Header for GM LS Sandrail - They are then silver ceramic coated inside and out, which looks great, drastically reduces exhaust temperatures, and creates a strong barrier to protect the headers from the environment. Doug thorley headers thy-325-c 41 long tube headers deliver the ultimate in performance and for your gm ls motor powered sandrail / dune buggy. Application specifics gm ls motor powered sandrail / dune buggy, 4. These 41 long tube headers include integrated resonators that keep sound levels manageable while providing the ultimate in performance for your sandrail. 2l. 1-3/4 inch primary tubes, 3 inch resonator outlet. 8l-6. The headers are manufactured using heavy duty 14ga tubing, and super flat 3/8 inch head flanges, all welded to bombshell type louvered resonators that sound mean.

 

Doug Thorley Headers THY-326-C Exhaust Header for GM LS Block Hugger
Doug Thorley Headers THY-326-C Exhaust Header for GM LS Block Hugger
Doug Thorley Headers THY-326-C Exhaust Header for GM LS Block Hugger - 8l-6. They are then silver ceramic coated inside and out, which looks great, drastically reduces under-hood temperatures, and creates a strong barrier to protect the headers from the environment. Doug thorley headers thy-326-c block hugger shortie headers deliver the ultimate in compact performance for your hot rod and/or custom application. That better exhaust flow produces noticable gains in horsepower and torque output, while increasing fuel efficiency. 1-3/4 inch primary tubes, 2-1/2 inch collector outlet. Application specifics hot rods and/or custom applications, utilizing a 4. These block hugger shortie headers feature a center dump design, and replace the factory stock exhaust manifolds with a performance component that flows much better than stock. The headers are manufactured using heavy duty 14ga steel tubing, and super flat 3/8 inch head flanges. These headers exit downward, between the middle two cylinders on each side of the motor. 2l ls motor (will not fit ls7), that require a block hugger shortie header with a center dump.

 

Doug Thorley Headers THY-353-C Shortie Header Non-CARB Compliant
Doug Thorley Headers THY-353-C Shortie Header (Non-CARB Compliant)
Doug Thorley Headers THY-353-C Shortie Header (Non-CARB Compliant) - 2l engine, 2wd or 4wd. Application specifics 2014-2016 gm silverado/sierra and 2015-2016 suburban, tahoe/yukon, cadillac escalade, 5. They are then silver ceramic coated inside and out, which looks fantastic and drastically reduces under-hood temperatures while creating a strong barrier to protect the headers from the environment. 3l, 6. The headers are manufactured using heavy duty 14ga steel tubing, and super flat 3/8 inch flanges. Shortie headers are designed to replace the factory stock exhaust manifolds with an easy bolt-on performance component that flows much better than stock. Doug thorley headers thy-353-c shortie headers deliver the ultimate in performance and gas mileage for your 2014-2015 gm silverado/sierra and 2015 suburban, tahoe/yukon. That better exhaust flow produces noticeable gains in horsepower and torque output, while increasing fuel efficiency.

 

Doug Thorley Headers thy-515-1-c Smog Legal Header for Toyota Tacoma4RunnerTundraFJ Cruiser 40L V6
Doug Thorley Headers thy-515-1-c Smog Legal Header for Toyota Tacoma/4Runner/Tundra/FJ Cruiser 4.0L V6
Doug Thorley Headers thy-515-1-c Smog Legal Header for Toyota Tacoma/4Runner/Tundra/FJ Cruiser 4.0L V6 - 0l v6, 2/4wd. Weld-on header outlet, may require professional installation. Application specifics 2005-2011 toyota tacoma / 2005-2012 fj cruiser, 4-runner, prado, hilux, 4. Doug thorley headers thy-515-1-c shortie headers deliver the ultimate in performance and gas mileage for your 2005-2011 toyota tacoma / 2005-2012 fj cruiser, 4-runner, prado, hilux. They are then silver ceramic coated inside and out, which looks great, drastically reduces under-hood temperatures, and creates a strong barrier to protect the headers from the environment. The headers are manufactured using heavy duty 14ga steel tubing, and super flat 3/8 inch head flanges. That better exhaust flow produces noticable gains in horsepower and torque output, while increasing fuel efficiency. Shortie headers are designed to replace the factory stock exhaust manifolds with a performance component that flows much better than stock.

 

Doug Thorley Headers THY-376Y1-C Exhaust Header
Doug Thorley Headers THY-376Y1-C Exhaust Header
Doug Thorley Headers THY-376Y1-C Exhaust Header - Doug thorley headers thy-376y1-c long tube tri-y headers deliver the ultimate in performance for your classic 1967-1969 camaro z28. They are then silver ceramic coated inside and out, which looks great, drastically reduces under-hood temperatures, and creates a strong barrier to protect the headers from the environment. Doug thorley headers is the originator of the tri-y header design, which is the most efficient way to increase horsepower and torque over a broad rpm range, and more importantly the range where you use it most. The headers are manufactured using heavy duty 14ga steel tubing, and super flat 3/8 inch head flanges. That better exhaust flow produces noticable gains in horsepower and torque output. Application specifics 1967-1969 camaro z28, 265-400 v8, fits with factory air conditioning, automatic transmission only (no powerglide trans), will not fit with steering column shift, will not fit d-port cylinder heads. 1-5/8 inches primary tubes, 2-1/2 inch collector outlet.

 

Doug Thorley Headers THY-700Y-SS Exhaust Header for Suzuki Samurai Tracker V8
Doug Thorley Headers THY-700Y-SS Exhaust Header for Suzuki Samurai Tracker V8
Doug Thorley Headers THY-700Y-SS Exhaust Header for Suzuki Samurai Tracker V8 - Doug thorley headers thy-19700y-ss long tube tri-y headers deliver the ultimate in performance and gas mileage for your 1984-1995 suzuki samurai. 6l, 8-valve motor, 2/4wd. Doug thorley headers is the originator of the tri-y header design, which is the most efficient way to increase horsepower and torque over a broad rpm range, and more importantly the range where you use it most. The headers are manufactured using heavy duty 14ga t304 stainless steel tubing, and super flat 3/8 inch head flanges. Application specifics 1984-1995 suzuki samurai / 1. 3l-1. That better exhaust flow produces noticable gains in horsepower and torque output, while increasing fuel efficiency.

 

Doug Thorley Headers thy-465-l-c Long Tube Header for Nissan XterraFrontier 33L V6
Doug Thorley Headers thy-465-l-c Long Tube Header for Nissan Xterra/Frontier 3.3L V6
Doug Thorley Headers thy-465-l-c Long Tube Header for Nissan Xterra/Frontier 3.3L V6 - Doug thorley headers thy-465-l-c 31 long tube headers deliver the ultimate in performance and for your 1998-2004 nissan frontier, pathfinder, xterra. 3l v6, 2/4wd. Application specifics 1998-2004 nissan frontier, pathfinder, xterra / 3. These 31 long tube headers are designed to replace the factory stock exhaust manifolds with a performance component that results in a serious increase in exhaust flow over stock. They are then silver ceramic coated inside and out, which looks great, drastically reduces under-hood temperatures, and creates a strong barrier to protect the headers from the environment. That better exhaust flow produces noticable gains in horsepower and torque output, while increasing fuel efficiency. The headers are manufactured using heavy duty 14ga tubing, and super flat 3/8 inch head flanges. These headers are not legal for use on pollution controlled vehicles, and are for off-road racing use only. 0l-3.

 

Doug Thorley Headers thy-509y-c Exhaust Header for Toyota Tacoma 24L 27L 4 Cylinders
Doug Thorley Headers thy-509y-c Exhaust Header for Toyota Tacoma 2.4L, 2.7L 4 Cylinders
Doug Thorley Headers thy-509y-c Exhaust Header for Toyota Tacoma 2.4L, 2.7L 4 Cylinders - That better exhaust flow produces noticable gains in horsepower and torque output, while increasing fuel efficiency. Doug thorley headers thy-509y-c tri-y headers deliver the ultimate in performance and gas mileage for your 2005-2012 toyota tacoma, 4-runner, prado, hilux. Doug thorley headers is the originator of the tri-y header design, which is the most efficient way to increase horsepower and torque over a broad rpm range, and more importantly the range where you use it most. They are then silver ceramic coated inside and out, which looks great, drastically reduces under-hood temperatures, and creates a strong barrier to protect the headers from the environment. The headers are manufactured using heavy duty 14ga steel tubing, and super flat 3/8 inch head flanges. Application specifics 2005-2012 toyota tacoma, 4-runner, prado, hilux / 2. 4l-2. 7l motor with air injection, 2/4wd.