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basileleaf
03-01-2005, 06:08 PM
hi
I just bought a a4 with the pes t28 system and borla exhaust and have a bunch of qustions i am hoping someone can help me with..First is this borla exhaust system supposed to be really loud , from right around the cat or manifold area? because mine is even at idle..2nd I have a cracked hose that bolts up to a black fixture that runs along the top of the valve cover is this hose to the secondary air?and 3rd how do i tell if i have a boost leak this car only seems to pull for about 1800 rps /thanks[:(]

Zodiak
03-01-2005, 06:17 PM
I think 1 answers 3. Might be a hole in your exhaust manifold. The car didn't come with a boost gauge? I'd suggest buying one.