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In Reply to: Put a "Dinan 5" Badge! posted by 99-540iASport on July 01, 2001 at 22:12:22:
if i change 3 inch pipe after Y-pipe(downpipipe), 3 inch cat, and 3 inch muff. would i feel faster or...?? did anyone change yet?? how is it??? how $$$???
any tip to make car faster??? i have computer ,and super chg done.
my car 97 E39 540i Auto..