Headers

The IAG Unequal Length Headers are the perfect way to add more performance to your Subaru WRX STI and still keep the iconic "Boxer Rumble." The headers are fully constructed of 304 stainless steel, including cast stainless flanges! The unequal length...

IAG's Equal Length Headers are the perfect way to add more performance to your Subaru WRX STI. By implementing a 4-2-1 configuration with equal-length tubing and merged collector, IAG is able to improve your turbo spool up by 300rpm. Due to the...

The Tomei EL Header for EJ25 turbo models features a isometric 4-2-1 exhaust manifold designed to extract the most power at high RPM. The header includes ultra-high quality lost wax cast exhaust flanges that are TIG welded to the SUS304 stainless steel...

The Prosport 4-2-1 equal length turbo manifold (header & uppipe) provides superior power gains over a unequal length header uppipe. Made from stainless steel, it features a 3 bolt uppipe, TIG welding, and mandrel bends. Please note that this header will...

The Prosport unequal length stainless steel exhaust manifold features a revolutionary velocity chamber design and a high-quality finish. The Prosport header comes with a three-bolt flange between the header and uppipe to help prevent gasket leaking. The...

Increased performance through efficient flow…Greater durability through high quality, T-304 austenitic stainless steel, material and a unique, stiffened, flex joint. Each header is built from premium T-304 austenitic stainless steel, superior to...

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 results of a 2015 WRX with typical...

Complete system: headers, collector/muffler, pan-e-vac tubes, stainless steel Stage 8 self-locking bolts, and gaskets. Racers agree: Its so much quieter! BORLA is the choice of major vehicle manufacturers for their performance and racing programs. BORLA...

JBA Cat4Ward® Header 15-20 F-150 5.0L Coyote 1 3/4" Primary Ti Ctd 1683SJ

Killer B Equal Length 4-1 Holy Header EJ Series

Killer B Equal Length 4-1 Holy Header EJ Series Do It Yourself

Killer B Equal Length 4-1 Holy Header EJ Series 2-Bolt

Perrin 2015+ Subaru WRX Equal Length Header

Perrin 02+ WRX / 04+ STi Equal Length Header 1.625 inch Primaries (Big Tube)

PERRIN's E4-Series Equal Length Header comes with collectors that have been designed for better exhaust flow while allowing the headers to be constructed much more accurately. The improved exhaust flow and more precise construction increases power and...

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...

Invidia Stainless Steel Polished Equal Length Header for 2005-2021 Subaru STI, 08-14 WRX (Open Box Special). The item is new and was used as a display. Does not include original packaging and hardware. Requires 2 bolt uppipe.    *Picture shown...

The Tomei UEL Header for EJ20 and EJ25 turbo models features a highly efficient 4-1 exhaust manifold design. The header includes ultra-high quality lost wax cast exhaust flanges that are TIG welded to the SUS304 stainless steel mandrel-bent tubing. The...

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. GrimmSpeed's solution: The HIFFLOW Crosspipe with 1/2"+ Thick Flanges, 14...

The Invidia Stainless Steel Polished 4-2-1 Header features an integrated dual tube uppipe and high quality welds.