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By removing the catalytic converter housed within your stock unit and increasing the size of your tubing you can increase horsepower and decrease turbo spool time.
Headers & Uppipes
By removing the catalytic converter housed within your stock unit and increasing the size of your tubing you can increase horsepower and decrease turbo spool time.
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$961.00Killer B FA20 Twin Scroll Equal Length Headers - WRX 2015-2018
KLRB-FAWRTSH
Add more power to your FA20 Turbocharged Subaru! The factory OEM manifold is designed as a cost-effective component whereas this Killer B Motorsport Performance Header is designed with the goal of maximizing exhaust gas performance and increasing power. The equal length twin-scroll design improves exhaust gas scavenging, increasing the engine’s ability to...
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$1,282.00Killer B FA20 Twin Scroll Equal Length Headers w/ External Wastegate Flange - WRX 2015-2018
KLRB-FAWRTSH-EWG
Improve the performance of your WRX with this Killer B Twin Scroll Equal Length Header that includes an external wastegate flange. Killer B Motorsports is a leading performance-part company where quality meets design, as their products never cease to amaze the customer on a quest to make more power. This is the turbo header specially designed to work with...
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$1,062.50Perrin Equal Length Headers - WRX 2002-2014 / STI 2004-2017 / More
PERR-PSP-EXT-055
Create a smooth sounding exhaust note while increasing horsepower and torque with the Perrin E4-Series equal length header.
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$261.75TurboXS External Wastegate Uppipe - WRX 2002-2007 / STI 2004-2007
TBXS-WS-UPEG
This externally gated up-pipe allows you to get every last bit of power out of your stock location turbo. The up-pipe is TIG welded to accept a V-Band 38mm wastegate flange to allow phenomenal boost control. Dump tube is included. Not CARB Legal
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$156.75TurboXS Catless Uppipe - WRX 2002-2007 / STI 2004-2007 / Forester XT 2004-2008
TBXS-WS-UP
The TurboXS up-pipe is a direct replacement for the factory uppipe connecting the exhaust header to the turbo inlet. Design is all 304 stainless steel and utilizes a high pressure/high temperature flex joint for easy installation and long life. New studs are included. Replacement gasket is not included. TurboXS recommends using factory gaskets. DOES...
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$861.25Invidia Equal Length Race Exhaust Manifold - WRX 2008-2014 / STI 2004-2017 / More
INVI-HS05SW1HDR
This Invidia header is a direct replacement for your Subaru turbo EJ series motor's OEM header. Replacing your stock header with an aftermarket one will increase HP and decrease turbo spool-up time. This Invidia header does not ship with an uppipe. You will need to purchase one separately. It will work with any uppipe that will fit a stock manifold....
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$235.00GrimmSpeed 3-Bolt Uppipe - WRX 2002-2014 / STI 2004-2017 / More
GRIM-007064
Adding an aftermarket up-pipe is one of the first things you should do to your Subaru. Aftermarket up-pipes have one of the best $/HP gained ratios. Not CARB Legal
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$220.00GrimmSpeed HiFlow Exhaust Manifold Crosspipe - WRX 2006-2007 / Forester XT 2004-2008
GRIM-002001
What's one of the most overlooked anti-flowing OEM Subaru pieces you ask?? The stock exhaust manifold crossover. 50% of your exhaust gases are passing through this tiny pipe. GrimmSpeed's Version 2 Subaru Exhaust Manifold HiFlow Crossover is the solution to this problem. They've decided to step it up a notch with the first revision of their crossover....
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$659.99Borla Unequal Length Header - BRZ 2013-2017 / FR-S 2013-2016
BRLA-17284
The Borla unequal length header for the BRZ & FR-S features straight-through technology to unleash hidden horsepower. Increased exhaust velocity adds power, driving excitement, fuel economy and the distinctive Borla sound, respected by motoring enthusiasts everywhere.
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$349.00Tomioka External Wastegate Uppipe for 2 Bolt Headers - WRX 2002-2014 / STI 2004-2017 / More
TOMI-TR-ES1011EX
Fits 2002-2012 Subaru Models using Tomioka Racing, GTSPEC, or Tomei equal or unequal length headers using a 2-bolt uppipe flange. This up-pipe will allow you to achieve superior boost response and control as well as offering a permanent fix to the notorious overboost problem many Subaru's have. These uppipes feature SUS304 stainless steel construction...
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$1,256.00Killer B Equal Length 4-1 Performance Holy Header 2-Bolt- WRX 2002-2014 / STI 2004-2017 / More
KLRB-HH-2BOLT
The Killer B Motorsport Holy Header was developed using state of the art CAD software & simulations to determine the optimal design to increase power as much as possible throughout the rev range. Primaries were made as short as possible along with a single secondary which significantly decrease header volume allowing exhaust gas pressure to build quickly.
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$1,800.77Killer B Equal Length 4-1 Performance Holy Header W/EWG - WRX 2002-2014 / STI 2004-2017 / More
KLRB-HH-EWG
The Killer B Motorsport Holy Header was developed using state of the art CAD software & simulations to determine the optimal design to increase power as much as possible throughout the rev range. Primaries were made as short as possible along with a single secondary which significantly decrease header volume allowing exhaust gas pressure to build quickly.
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$1,548.00Killer B Equal Length 4-1 Performance Holy Header W/Uppipe - WRX 2002-2014 / STI 2004-2017 / More
KLRB-HH4-1
The Killer B Motorsport Holy Header was developed using state of the art CAD software & simulations to determine the optimal design to increase power as much as possible throughout the rev range. Primaries were made as short as possible along with a single secondary which significantly decrease header volume allowing exhaust gas pressure to build...
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$801.00Tomei Expreme Twin Scroll Exhaust Manifold Large Piping JDM - STI 2004-2017
TOME-414001
Tomei has always designed their headers with performance, reliability and quality in mind. Now they have a new model that is compatible with GDB, GRB and GVB. Introducing the highly acclaimed EJ twin scroll EXPREME header. With the very best of the Tomei exhaust technology, this new design will deliver balanced performance for optimised power, torque and...
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$712.50Tomei Equal Length Exhaust Manifold - BRZ 2013-2017 / FR-S 2013-2016
TOME-412002
The FA20 boxer engine inside the Scion FR-S/Subaru BRZ can be said to be the successor to the EJ engine. Tomei, through extensive testing, has produced numerous EJ engine and exhaust parts. By applying their knowledge and experience of EJ engines to the FA20, Tomei produced 2 new exhaust manifolds for the FR-S/BRZ. The manifolds outshine the competition,...
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$790.00Tomei Equal Length Exhaust Manifold - WRX 2008-2014 / STI 2004-2017
TOME-TB6010-SB02B
Tomei's EXPREME Manifolds have received numerous high appraisals on all aspects of efficiency, durability and performance gains. Now with this new addition to the EJ25 user family we now have a manifold specifically meant to utilize the EJ25's true power output potential.
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$712.50Tomei Unequal Length Exhaust Manifold - BRZ 2013-2017 / FR-S 2013-2016
TOME-412003
The FA20 Boxer engine within the Scion FR-S & Subaru BRZ can be said to be the successor to the now famous EJ engine. Tomei, through their extensive testing, have already produced a great number of EJ engines and parts and with this new item intend to continue the tradition of quality parts. By using their knowledge and experience of EJ Engines...
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$1,071.00Perrin Equal Length Big Tube Headers - WRX 2002-2014 / STI 2004-2017 / More
PERR-PSP-EXT-056
Create a smooth sounding exhaust note while increasing horsepower and torque with the PERRIN E4-Series Equal Length Header
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$401.40Perrin Rotated Turbo Uppipe - WRX 2002-2014 / STI 2004-2017 / More
PERR-PSP-TKS-800
PERRIN has been known since their inception for the quality of their up-pipes. The up-pipe was the first product they ever released and has been a leader in this market ever since. A Perrin up-pipe is one of the best ways to increase the power and throttle response on your turbocharged Subaru. Not CARB Legal
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$236.70Perrin Big Tube Uppipe - WRX 2002-2014 / STI 2004-2017 / More
PERR-PSP-EXT-110
PERRIN has been known since their inception for the quality of their up-pipes. The up-pipe was the first product they ever released and has been a leader in this market ever since. A Perrin up-pipe is one of the best ways to increase the power and throttle response on your turbocharged Subaru. Not CARB Legal