Catless Shorty Downpipe

Direct bolt on and replacement for primary cat section. Replaces only the primary catalytic and retains the secondary cat maintaining a stock look and still getting a nice increase in hp and better spoolup. 3″ stainless piping.

For more on these Stromung Catless Shorty Downpipe for your 2002-2007 WRX / 2004-2007 STI click here.

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