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GrimmSpeed

HiFlow Exhaust Manifold Crosspipe - Subaru 02-05 WRX, 08-14 WRX, 04-21 STI, 05-09 LGT

HiFlow Exhaust Manifold Crosspipe - Subaru 02-05 WRX, 08-14 WRX, 04-21 STI, 05-09 LGT

$230.00 USD
$230.00 USD
Sale Not in Stock - Please Email for Availability
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We currently have 8 at our Distribution Centre. Please allow 2-3 business days for Handling.

This is the GrimmSpeed HiFlow Exhaust Manifold Crosspipe. This is generally an overlooked exhaust component, however, GimmSpeed has taken into consideration that this particular component will experience 50% of the exhaust gases passing through this tiny pipe that leaves a lot of room for improvement. GrimmSpeed has invested their time, knowledge, and fabricating craftsmanship to provide you with a high-performance solution aimed to improve your overall performance. 

 

 

DETAILS:

  • 304 stainless steel construction
  • 1.92" piping diameter
  • 14-gauge pipe wall thickness
  • Maximizes the exhaust flow from cylinders 1 and 4 to the manifold collector for a faster turbo response
  • Boost transition is improved over stock
  • Improves the airflow in the mid to high-RPM range
  • Includes new gaskets and hardware for the installation

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