The new GrimmSpeed Subaru HiFlow Crosspipe is made of 304 SS(flanges, flex, tubing) and has a pipe-wall thickness of 14 Gauge, this is the most "he...
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The Subaru WRX & STI is supplied with a small diameter crosspipe from the factory. The problem with this is that 50% of the exhaust gases need ...
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The new GrimmSpeed Subaru HiFlow Crosspipe is made of 304 SS(flanges, flex, tubing) and has a pipe-wall thickness of 14 Gauge, this is the most "he...
View full details
The Subaru WRX & STI is supplied with a small diameter crosspipe from the factory. The problem with this is that 50% of the exhaust gases need ...
View full details