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my buddy just picked up a 4in. cat back for his 05 6er, what should he expect from it, lower egts, quicker spool, any mpg gains, or noticable power gains?
my buddy just picked up a 4in. cat back for his 05 6er, what should he expect from it, lower egts, quicker spool, any mpg gains, or noticable power gains?
thanks in advance.
BIG T.
Basically other than sound change the only advantage is lower EGT.
10-02-2007, 08:46 PM
