Quote:
Originally Posted by ronnyek
A couple comments and questions...
Is it the bottleneck being diamter ad flow of the downpipes themself? Or is the bottle neck cats in the downpipe?
Actually now that I think about it, does the 135 HAVE cats in the downpipes?
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Cats are in the downpipes. It slows the exhuast which slows the turbo's
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-135i BSM, CRBL ,custom front lip/Indianapolis red fade, blacked out tail lights/corner headlights, golf tee, BMS Air intake, SSTT, CF spoiler,Powdered coated OEM rims gunmetal high gloss,custom Rear diffuser Black/Indianapolis red fade