Every Invidia downpipe features 3" diameter stainless steel piping, thick flanges, and a cast upper section for optimal flow and performance. *Note this downpipe does not feature a cat. Invidia's catless downpipe will cause a (CEL). You can use a software solution such as the COBB AccessPORT to eliminate these codes. Fits all 2002-07 Subaru WRX, 2004-07 STI and 04-08 FXT.

Invidia G200 Cat Back Exhaust withH Titanium Tip For 2002-07 Subaru WRX & STI

Invidia Racing N1 Muffler Catback: Invidia's Racing cat back exhaust for the WRX & STi feature 3" stainless steel piping with no resonator for optimal flow. The the N1 muffler has a JDM look, and a burnt 4" titanium tip. This system is louder than the G200 and Regular N1 cat backs - it is exceptionally free-flowing but very loud. the included silencer helps to significantly reduce noise, but this is still a loud exhaust.

Invidia N1 Race Cat Back Exhaust (Straight Through) for 2002-07 Subaru WRX & STI

Invidia N1 3" Cat Back Exhaust with Resonator For 2002-07 WRX / STI. Invidia's regular N1 catback exhaust for the WRX & STi feature 3" stainless steel piping, a resonated midpipe for improved noise reduction, and a flex section for optimal fitment. The the N1 muffler has a JDM look, with a large 4" titanium tip. This system is louder than the G200, but not as loud as the N1 Racing catback, and the included silencer makes it easy to reduce sound for daily driving.

Invidia Stainless Steel Polished 4-2-1 Header for 2002-10 WRX & STi

Invidia Up Pipe, fully polished stainless steel with EGT bung. Fits: 2002 - 10 SUBARU Impreza WRX , 2004 - 10 STI, 2004 - 08 Forester XT, 2004 - 08 Legacy GT / Spec B.

Invidia's 3 inch stainless steel downpipe for the 03-06 Evo 8 & 9 is designed to bolt up to the stock catalytic converter. The 3 inch design allows for excellent flow, while maintaining a proper gasket seal with the stock donut gasket ensuring proper clearance and the ability to move under engine load. The Invidia downpipe with mate to most cat-delete pipes if you decide to optimize your flow. Invidia's downpipe, like most 3 inch downpipes, requires that you either shim the OEM suspension brace or use an aftermarket lower brace.

The Invidia header for the Evo 8 & 9 is constructed of full stainless steel and is designed for optimal flow. Higher flow equals quicker turbo spool which in turn means more power! Designed to be used with the stock turbo, this header requires no modification for install and bolts right on. With any Invidia part you know you are getting something that is top quality, but won't break the bank and this header is no different.

Invidia's turbo outlet for the 03-06 Evo 8 & 9 is designed to bolt up to the stock turbo and will mate to your stock or aftermarket downpipe. The Invidia design features an improved inner diameter for better exhaust movement and improved spool. This turbo outlet pipe, also referred to as the o2 housing, is made of cast steel for improved heat resistance. The low price and the significant increase in performance makes this upgrade hard to pass up for any Evo owner. *NOTE: This product does not work with the Turbo XS downpipe. You must extend your O2 sensor wires, as the Invidia O2 housing relocates the sensor.

Every downpipe features 3" diameter stainless steel piping, thick flanges, and a cast upper section for optimal flow and performance. Fits 2005-08 Legacy GT / Spec B

*Used Invidia Divorced & Catted Polished Stainless Steel Downpipe for 2005-08 Subaru Legacy. Available for install. Actual product contents shown.

Every Invidia downpipe features 3" diameter stainless steel piping, thick flanges, and a cast upper section for optimal flow and performance. Fits 2005-08 Legacy GT / Spec B

*Used Invidia Divorced Stainless Steel Downpipe for Legacy 5 Speed Transmisison. Bottom of downpipe tube is dented. Actual product shown and contents shown.

For a strong boost in power, the Invidia Down Pipe offers an alternative to other power-boosting enhancements. To see just how much power the Invidia Down Pipe can produce, a quick look at its dyno chart shows it easily added several horse-power units to the stock exhaust system. Each Invidia Down pipe features a large 4-in stainless-steel bellmount to enhance power by freeing excess gas. It sports a one -piece design, eliminating the need for the stock catalytic converter. In addition, each Invidia Down Pipe can be bolted up to any Invidia Exhaust or a stock axhaust for an easy installation.