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Invidia Catted Downpipe Extra O2 Bung V.4 - Subaru WRX | STI | Legacy GT 2008+

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Invidia produces high performance parts for today's hottest tuner cars. Invidia knows that automotive enthusiasts are constantly looking for ways to extract more power from their engines and improve the driving experience. Using only the highest quality materials Invidia manufactures components that improve performance while remaining stylish. Invidia manufactures their exhaust systems specifically for each application to guarantee precise fitment and power gains. Invidia has applied their knowledge of automotive performance to a myriad of makes and models constantly refining and improving their product and design process. Invidia offers several exhaust system product lines to meet the expectations of nearly any automotive enthusiast.

For a strong boost in power, the Invidia Downpipe offers an alternative to other power boosting enhancements. To see just how much power the Invidia Downpipe can produce, a quick look at its dyno chart shows it easily added several horse power units to the stock exhaust system. Each Invidia Downpipe features a large 4in 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 Downpipe can be bolted up to any Invidia Exhaust or a stock axhaust for an easy installation.


  • Pipe Diam: 76mm
  • 4-2-1 Design
  • Adds several horse power units to the stock exhaust
  • Made of high quality SUS304 stainless steel
  • Extra O2 Sensor Bung Downpipe
  • Reduces backpressure
  • Eliminates catalytic converter in most applications
  • Bolt on for easy install
  • Subaru WRX | STI 2008+
  • Subaru Legacy GT 2005-2009