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

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. 

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