There are 12 products.

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WRX/STi Catless Upppipe
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WRX/STI Uppipe

The TXS uppipe is a direct replacement for the factory uppipe connecting the exhaust header to the turbocharger inlet.  Design is all 304...

$195.00
WRX/STI Rear Muffler
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WRX/STI Rear Muffler

The TurboXS WRX STI Standard Rear Muffler Assembly is the epitome of subdued looks but performance sound. It's a full 3 inch straight...

$559.91
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WRX/STI Rear Muffler

A 3" straight through design unleashes all the power your engine can make. Unique flange design allows the WS02-RMA-TI to be bolted...

$599.06
WRX/STI Cat Back Adapter Pipe
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WRX/STI Cat Back Adapter Pipe

The TXS cat-back adapter allows you to use our ORIGINAL design downpipe (WS-DP) with any 3" catback exhaust system.?

$194.47
Midpipe v2 2002-2007 Subaru WRX WS02-MP
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Midpipe v2 2002-2007 Subaru WRX WS1-MP

Midpipe for version 2 TurboXS exhaust systems.  Unlike our original midpipe design which was designed to be used only with a TurboXS...

$337.62