Hmm naw man if worse case scenario "could" be a leak but just check it out, I mean I don't hear a hiss on mine just that lil rumble it does when stopped at a light or parked. Maybe not tightened enough?
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GTM 34 Row Oil Cooler | K&N Drop Ins w/ Z1's Post MAF Tubes | F.I Non-Res'd 2.5" T.P w/ CF CBE | Axis Wheels | Piecing together My Own Custom T4 Top Mount Single Turbo Kit *Still in the works* |
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