Hands down the best value Catted UEL header on the market today for your FR-S & BRZ, GR86 & ...
The newest and one of the most exciting releases for the FA20DIT platform has landed! This exhaust manifold is the result of 4 years worth of research and development to provide you with a quality manifold. Tomei discovered all the design flaws associated with the OEM manifold and created a quality replacement that will improve the power and the performance while saving weight and producing an ...
The Highest Quality, Built to Last! Over the years, GrimmSpeed has proven that our exhaust products are some of the highest-quality and best-performing in the industry because of the detail oriented approached that we put into their development. When it comes to improving on an OEM design, this attention to detail and overall exhaust knowledge allows us to identify aspects of the factory ...
You have been asking for it, so we delivered! Presenting the newest ETS stock replacement manifold, meticulously crafted for the 2022 and later Subaru WRX. Engineered with the primary goal of elevating performance, this manifold increases runner diameter to the turbocharger and helps to remove any restrictions the OEM unit suffers from. A Cast Twin Scroll Collector flange ensures a consistent, ...
Bigger, better, more power!  Based on the most popular design on our 1st gen FR-S & BRZ UEL headers, we are pleased to introduced our PLM GR86 & BRZ FA24 UEL ...
PLM Power Driven B-Series RMF Version 2 header features a true 4-1 merge collector, with a megaphone to create equal exhaust flow & delivers the best peak horsepower gains while utilizing a 1-piece design.  ...
PLM Power Driven B-Series B18 B20 B16 RMF RF header features a true 4-1 merge collector to create equal exhaust flow.  This two-piece design, combined with the 4-1 collector delivers the best performance.   ...
PrivateLabelMfg
PLM Power Driven B-Series Hood Exit Race Header with 4-1 Megaphone B18 B20Honda B-Series Engines B16, B18, B20
PLM Private Label Mfg. Power Driven B-Series hood exit race header features a 4-1 Merge Collector & Megaphone, to create equal exhaust flow. This header delivers the best peak horsepower gains while utilizing a 2 piece design. This is ideal for all forms of competition; Autocross, Drag racing and road racing. Recommended for 1.8L-2.2L engine displacements. Vehicle Application: - 1992 - ...
PLM Private Label Mfg. Power Driven Subaru Impreza WRX Header 2015 - 2020 Equal Length Header with EWG External Wastegate ( Turbo Manifold ) By changing your WRX turbo setup to External Wastegate setup, it prevents boost creep or boost spike.  Boost control is a key when it comes to tuning turbo engines, even if you're running stock turbo. Guarantee the best value WRX header / turbo ...
This is the Killer B SWAIN Coated Twin Scroll Equal Length Header.  This is the turbo header specially designed to work with the FA20 platform, and it features durable stainless steel construction to provide you with long-lasting performance. This manifold has been designed with smooth bends to optimize the exhaust flow which will maximize the performance from both a factory or aftermarket ...
Applications: 02-06 RSX DC5 K24 Swapped with Type S Exhaust 01-05 Civic EP3 K24 Swapped with K-Tuned Oval-Tube Exhaust or Type R style exhaust Features: - Fits RSX with K24 engine ONLY - 4-2-1 Tri-Y Design - 304 Stainless Steel - CNC cut 3/8" thick SS Flanges - 2.5" Outlet The goal with any performance header design, is to get exhaust gases to flow out of the engine faster and more ...
Increase power and torque through quicker turbo response and a more efficient collector design with the PERRIN Equal Length Header for 2015-18 Subaru WRX Increase Horsepower Instantly increase turbo response and add 15-20 wheel horsepower and 20 ft-lbs of torque with the PERRIN Equal Length Headers. This part is perfectly safe to install and does not required an ECU tune. Dyno graph shows ...
Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years!  Since 1962, Kooks takes pride in offering the best headers and complete exhaust systems for your street, race and off-road applications.  We have won hundreds of championships and set countless records in the NHRA, IHRA, NMCA, NMRA, NASCAR, NASA, SCCA and many other racing ...
PLM Private Label Mfg Power Driven K-Series hood exit race header (4-1 Megaphone) features a true 4-1 merge collector with megaphone, to create equal exhaust flow. A megaphone is added after the merge collector, to release pressure and increase the speed of the exiting exhaust gases. A small reverse cone is placed at the very end to provide a tiny bit of wanted back pressure. This header ...
Power Driven S2000 ...
aFe Power's new Twisted Steel header delivers more horsepower and torque while outflowing the factory exhaust manifold. The header is constructed of 14-gauge 409 SS tubing with a 1/2" thick head flange to ensure a leak free seal. To eliminate dead space that can cause turbulence and hindering flow that formed collectors are prone to produce, a true merged collector and optimized tube lengths are ...
  Skunk2 is proud to announce its all-new Alpha Series Header for the 06-13 NC Miata. Patterned after our already popular and dyno-proven MegaPower Headers, which have been used by leading, competitive race teams for years, Skunk2's Alpha Series Header employs many of the same design characteristics and technology. Our decision to produce the Alpha Series Header was driven by our desire ...
Special order, Contact us for ETA Style 4-2-1 HKS Exhaust technology, which is know-how of long time development, targets to pull out 100% engine performance with the exhaust manifold. A lot of different approach were tried for each vehicle to keep performance for middle rpm range and to improve horsepower at high RPM. Reduced pressure with Bypass Pipe (Racing Header) When strong vacuum ...
aFe Power's new Twisted Steel header delivers more horsepower and torque while outflowing the factory exhaust manifold. The header is constructed of 14-gauge 409 SS tubing with a 1/2" thick head flange to ensure a leak free seal. To eliminate dead space that can cause turbulence and hindering flow that formed collectors are prone to produce, a true merged collector and optimized tube lengths are ...
HKS Stainless Steel tubular turbo exhaust manifolds offer maximum exhaust flow for increased turbo spool up & phenomenal flow capacity. Fabricated of polished SUS304 or SUH409 (as noted)stainless steel and flanged to mount an HKS wastegate for unsurpassed boost management. HKS Set-Up Kits are packaged stainless steel tubular manifolds and wastegate combinations that come complete with ...
Features: - Fits Civic Si with K20Z3 engine. - 4-2-1 Tri-Y Design - 409 Series Steel - CNC cut 3/8" thick flanges - 2.5" Outlet The K-Tuned 8th Gen Civic SI Header was specifically designed to optimize the performance and power output of the K20Z3 engine that is found in all 2 and 4 door SI models. The header was developed using a proven 4-2-1 Tri-Y design that delivers power gains almost ...
TOMEITOMEI
Expreme Equal Length Exhaust ManifoldSubaru Models (inc. 2002-2014 WRX / 2004+ STI)
Jan 14, 2022, 6 ...
TOMEITOMEI
Expreme Unequal Length Exhaust ManifoldSubaru Models (inc. 2002-2014 WRX / 2004+ STI)
These exhaust ...
Killer BKiller B
Equal Length 4-1 Holy Header EJ Series w/ EWGEqual Length 4-1 Holy Header EJ Series w/ EWG
All headers are made to order. Roughly a 8-10 week lead time.   ...
Killer BKiller B
Equal Length 4-1 Holy Header EJ SeriesSubaru Models (inc. 2002-2014 WRX / 2004+ STI)
All headers are made to order. Roughly a 8-10 week lead time.   ...
Killer BKiller B
Killer B Motorsport 4-1 Holy Header 2-BoltSubaru Models (inc. 2002-2014 WRX / 2004+ STI)
This example is the popular Killer B Motorsport 321 Stainless Steel 2-bolt Holy Header. This header and/or exhaust manifold is a great way to increase the exhaust flow due to the smooth bends in the design that will optimize the exhaust flow. This will help maximize the flow potential of your turbocharger which will also reduce the spool time. This is an equal-length design that will produce an ...
Killer BKiller B
Twin Scroll Equal Length HeadersSubaru WRX 2015+
All headers are made to order. Roughly a 3-4 week lead time.   ...
K TunedK Tuned
K-Tuned K-SWAP Header - Big TubeK-Tuned K-SWAP Header - Big Tube
K TunedK Tuned
K-Tuned Header - 4-1 Race RSX CIVIC SIRK-Tuned Header - 4-1 Race RSX CIVIC SIR
The goal with any performance header design, is to get exhaust gases to flow out of the engine faster and more efficiently, which in turn will produce more power and performance. The K-Tuned RSX Header was designed with this exact theory in mind and utilizes a proven 4-2-1 Tri-Y design with extremely smooth slip fit merge transitions to increase the exhaust flow and power output of the Honda K ...
K TunedK Tuned
K-Tuned K-SWAP Header - 4-1 RaceK-Tuned K-SWAP Header - 4-1 Race FOR EG/DC2/EK
K-Tuned K-Swap Race Header With the great success of our original Swap header, we have decided to add another option to our header line up.  The K-Tuned Race Header offers a proven 4-1 design with a true slip-fit merge collector for maximum exhaust flow.   The Race header is designed to deliver power gains in the upper RPM range, making it perfect for drag racing and street use ...
PERRINPERRIN
Equal Length Header 1.5 inch PrimariesEqual Length Header 1.5 inch Primaries
Subaru supplies its turbo owners with a tiny little crosspipe from the factory. 50% of your exhaust gasses are passing through this tiny pipe and, well, that's just a problem. The GrimmSpeed HiFlow Crosspipe is made of 304 SS(flanges, flex, tubing) and has a pipe-wall thickness of 14 Gauge, this is the most "heavy-duty" pipe you will find. Many other pipes use cheap thin steel and are ...
skunk2skunk2
Alpha Stainless Steel Race Header (4-2-1 Step Design)02-05 Honda Civic Si /02-06 RSX Type S
Skunk2 is proud to announce its all-new Alpha Header. Patterned after our already popular and dyno-proven MegaPower Headers, which have been used by leading, competitive race teams for years, Skunk2's Alpha Header employs many of the same design characteristics and technology. Our decision to produce the Alpha Header was driven by our desire to make our race-proven design more affordable and ...
skunk2skunk2
Skunk2 Alpha Equal Length 2013 - 2017 BRZ/86/FRSSkunk2 Alpha Equal Length 2013 - 2017 BRZ/86/FRS
Skunk2 is proud to announce its all new Alpha Series Header for the BRZ/FRS/GT86. Patterned after our alreadyt popular and dyno-proven MegaPower Headers, which have been used by the leading competitive race teams for years. Skunk2's Alpha Series Headers employs many of the same design characteristics and technology. ...