Quick view IAG Performance IAG Performance Unequal Length 3-Bolt Header & Uppipe for 02-14 WRX, 04-21 STI, 05-09 LGT, 04-08 FXT Availability: Approximately 7-1-2022 (1) Compare $749.99 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... Add to Cart Add to Cart Add to Wish List Add to My Wish List Create New Wish List
Quick view IAG Performance IAG Performance Equal Length 3-Bolt Header & Uppipe for 02-14 WRX, 04-21 STI, 05-09 LGT, 04-08 FXT Availability: Approximately 7-1-2022 (1) Compare $799.99 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... Add to Cart Add to Cart Add to Wish List Add to My Wish List Create New Wish List
Quick view Tomei Tomei Equal Length Exhaust Manifold For 2006-14 WRX, 2004-20 STI Availability: Approximately 8/15/22 Compare $750.50 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... Add to Wish List Add to My Wish List Create New Wish List
Quick view Prosport Prosport Equal Length Stainless Steel Header for 2006-14 Subaru WRX, 04-20 STI, 05-09 LGT, 04-08 FXT (1) Compare $689.00 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... Add to Wish List Add to My Wish List Create New Wish List
Quick view Prosport Prosport Stainless Steel Unequal Length Header & Uppipe For 2006-14 Subaru WRX, 04-20 STI, 04-08 FXT, 05-09 LGT (1) Compare $670.00 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... Add to Wish List Add to My Wish List Create New Wish List
Quick view Borla Borla Short Tube Header for 2006-14 Subaru WRX, 04-20 STI, 05-09 LGT, 04-13 FXT Compare $799.99 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... Choose Options Choose Options Add to Wish List Add to My Wish List Create New Wish List
Quick view BBK BBK 94-95 Mustang 5.0 Shorty Unequal Length Exhaust Headers - 1-5/8 Chrome - 1525 Compare $329.99 $299.99 Since 1988 the BBK Performance brand has been synonymous with bolt on performance for modern muscle cars and trucks since its beginning in 1988. In fact it was our founders Brian & Ken Murphy that designed and developed the first aftermarket air intake... Add to Cart Add to Cart Add to Wish List Add to My Wish List Create New Wish List
Quick view Kooks Headers Kooks 10-14 Ford F-150 SVT Raptor 1-3/4 x Header & Green Catted Y-Pipe Kit - 1352H230 Compare $4,355.37 $3,919.83 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... Add to Cart Add to Cart Add to Wish List Add to My Wish List Create New Wish List
Sold Out Quick view JBA JBA 15-20 Ford F-150 5.0L Coyote 1-3/4in Primary Silver Ctd Cat4Ward Header - 1683SJS Compare $741.16 JBA Cat4Ward® Header 15-20 F-150 5.0L Coyote 1 3/4" Primary Silver Ctd 1683SJ Out of stock Out of stock Add to Wish List Add to My Wish List Create New Wish List
Quick view Killer B Motorsport Killer B 2015+ Subaru WRX Traditional Header - FAWRTSH Compare $799.00 Killer B 2015+ Subaru WRX Traditional Header Add to Cart Add to Cart Add to Wish List Add to My Wish List Create New Wish List
Quick view Kooks Headers Kooks 10-14 Ford F-150 SVT Raptor 1-7/8 x 3 Header & Green Catted Y-Pipe Kit - 1352H430 Compare $4,844.48 $4,360.03 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... Add to Cart Add to Cart Add to Wish List Add to My Wish List Create New Wish List
Quick view JBA JBA 11-14 Ford F-150 5.0L Coyote 1-5/8in Primary Raw 409SS Cat4Ward Header - 1688S Compare $603.75 JBA Cat4Ward® Header 11-14 F-150 5.0L Coyote 1 5/8" Primary Raw 409 1688 Add to Cart Add to Cart Add to Wish List Add to My Wish List Create New Wish List
Sold Out Quick view JBA JBA 15-20 Ford F-150 5.0L Coyote 1-3/4in Primary Raw 409SS Cat4Ward Header - 1683S Compare $603.75 JBA Cat4Ward® Header 15-20 F-150 5.0L Coyote 1 3/4" Primary Raw 409 1683 Out of stock Out of stock Add to Wish List Add to My Wish List Create New Wish List
Sold Out Quick view Kooks Headers Kooks 15-20 Ford F-150 Platinum XL King Ranch XLT Lariat 1-7/8 x 3 Header & Green Catted Y-Pipe Kit - 1361H430 Compare $3,503.25 $3,152.93 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... Out of stock Out of stock Add to Wish List Add to My Wish List Create New Wish List
Quick view Kooks Headers Kooks 15-20 Ford F-150 XLT Lariat XL King Ranch Platinum 1-3/4 x 3 Header & Green Catted Y-Pipe Kit - 1361H230 Compare $3,916.96 $3,525.26 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... Add to Cart Add to Cart Add to Wish List Add to My Wish List Create New Wish List
Sold Out Quick view Kooks Headers Kooks 15-20 Ford F-150 Platinum XL King Ranch Lariat XLT 1-7/8 x 3 Header & Catted Y-Pipe Kit - 1361H420 Compare $2,333.10 $2,099.79 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... Out of stock Out of stock Add to Wish List Add to My Wish List Create New Wish List
Sold Out Quick view aFe aFe Power Twisted Steel Long Tube Header 02-19 Subaru Impreza WRX/STI/Legacy - 48-36803 Compare $781.00 aFe Power Twisted Steel Long Tube Header 02-19 Subaru Impreza WRX/STI/Legacy Out of stock Out of stock Add to Wish List Add to My Wish List Create New Wish List
Quick view Kooks Headers Kooks 15-20 Ford F-150 King Ranch XLT Lariat Platinum XL 1-3/4 x 3 Header & Catted Y-Pipe Kit - 1361H220 Compare $2,601.43 $2,414.48 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... Add to Cart Add to Cart Add to Wish List Add to My Wish List Create New Wish List
Quick view Borla Borla 02-14 WRX / 04-18 STi Header - 17217 Compare $800.99 $799.99 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... Add to Cart Add to Cart Add to Wish List Add to My Wish List Create New Wish List
Sold Out Quick view JBA JBA 15-20 Ford F-150 5.0L Coyote 1-3/4in Primary Ti Ctd Cat4Ward Header - 1683SJT Compare $741.16 JBA Cat4Ward® Header 15-20 F-150 5.0L Coyote 1 3/4" Primary Ti Ctd 1683SJ Out of stock Out of stock Add to Wish List Add to My Wish List Create New Wish List
Quick view Killer B Motorsport Killer B Equal Length 4-1 Holy Header EJ Series - HH4-1 Compare $1,649.00 Killer B Equal Length 4-1 Holy Header EJ Series Add to Cart Add to Cart Add to Wish List Add to My Wish List Create New Wish List
Quick view Killer B Motorsport Killer B Equal Length 4-1 Holy Header EJ Series Do It Yourself - HH-DIY Compare $1,389.00 Killer B Equal Length 4-1 Holy Header EJ Series Do It Yourself Add to Cart Add to Cart Add to Wish List Add to My Wish List Create New Wish List
Quick view Killer B Motorsport Killer B Equal Length 4-1 Holy Header EJ Series 2-Bolt - HH-2BOLT Compare $1,399.00 Killer B Equal Length 4-1 Holy Header EJ Series 2-Bolt Add to Cart Add to Cart Add to Wish List Add to My Wish List Create New Wish List
Quick view Perrin Performance Perrin 2015+ Subaru WRX Equal Length Header - PSP-EXT-057 Compare $1,150.00 $1,035.00 Perrin 2015+ Subaru WRX Equal Length Header Add to Cart Add to Cart Add to Wish List Add to My Wish List Create New Wish List
Quick view Perrin Performance Perrin 02+ WRX / 04+ STi Equal Length Header 1.625 inch Primaries (Big Tube) - PSP-EXT-056 Compare $1,499.00 $1,349.10 Perrin 02+ WRX / 04+ STi Equal Length Header 1.625 inch Primaries (Big Tube) Add to Cart Add to Cart Add to Wish List Add to My Wish List Create New Wish List
Quick view Perrin Performance PERRIN E4 Series Equal Length Header For 2006-14 Subaru WRX, 04-20 STI, 05-09 LGT, 04-13 FXT - PSP-EXT-055 Compare $1,499.00 $1,349.10 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... Add to Cart Add to Cart Add to Wish List Add to My Wish List Create New Wish List
Quick view Kooks Headers Kooks 11-14 Ford Raptor SVT 1 3/4in x 3in SS Longtube Headers and 3in SS OEM Exhaust Catted Y Pipe - 1352H220 Compare $2,814.40 $2,786.26 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... Add to Cart Add to Cart Add to Wish List Add to My Wish List Create New Wish List
Quick view Kooks Headers Kooks 11-14 Ford F-150 1-7/8 x 3 Header & Catted Y-Pipe Kit - 1351H420 Compare $2,782.03 $2,754.21 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... Add to Cart Add to Cart Add to Wish List Add to My Wish List Create New Wish List
Quick view Tomei Tomei Expreme Unequal Length Exhaust Manifold For 2006-14 WRX, 2004-20 STI, 04-08 FXT, 05-09 LGT (1) Compare $801.00 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... Add to Cart Add to Cart Add to Wish List Add to My Wish List Create New Wish List
Quick view Grimmspeed GrimmSpeed HIFLOW Exhaust Manifold Crosspipe for 02-05 WRX, 08-14 WRX, 04-14 STI, 05-09 LGT Compare MSRP: $230.00 - $269.00 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... Choose Options Choose Options Add to Wish List Add to My Wish List Create New Wish List