GrimmSpeed

GrimmSpeed HiFlow Exhaust Manifold Crosspipe

2008-2014 Subaru WRX / 2004-2021 Subaru STI

$230.00
Ships for free in the 48 states

SKU: 001001We price match!

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HIGHLIGHTS:

  • Maximizes the exhaust flow from cylinders 1 and 4 to the manifold collector for a faster turbo response
  • Improves the overall performance
  • Thick 1/2" exhaust flanges
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Details

GrimmSpeed HiFlow Exhaust Manifold Crosspipe 


SPECS:

  • 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

 

BETTER EXHAUST FLOW FOR BETTER PERFORMANCE

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 which leaves a lot of room for improvement. GrimmSpeed has invested its time, knowledge, and fabricating craftsmanship to provide you with a high-performance solution aimed to improve your overall performance. 

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