Helix WRX STI Stainless Steel Catted Downpipe
[HEL GDA-EX005]
 Our Price: $415.00
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Description:Helix WRX STI Stainless Steel Catted Downpipe
[HEL GDA-EX005]
The Helix Downpipe is the optimal downpipe for the performance minded Suby owner. This downpipe features a cast bellmouth which provides the absolute maximum exhaust flow and minimum back pressure by allowing the wastegate gases to exit without disrupting normal exhaust flow. The piping is full 3" Stainless Steel (304) polished, and the package includes gaskets & bolts. This downpipe includes a 200 cell Metal-Substrate high-flow catalytic converter and thermal barrier hear shield. This pipe has been tested to yield a 7-10whp gain over the factory twin cats.



New Gaskets recommended for purchase with this downpipe.

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