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      03-28-2011, 11:08 PM   #30
First Lieutenant
Drives: e90 M3 Silverstone, 6MT, 19's
Join Date: Apr 2010
Location: Montréal

Posts: 313
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Originally Posted by alpina527 View Post
50-60hp. Are you serious
even Turner say only 40hp gain from tune and test pipes, maybe 50-60 with high flow 2nd cats and exhaust (even catless), pulleys, scoops, cold air intake etc. to get 50-60 hp more you have to throw everything short of FI to get that.
no way to do it with just a tune and primary cat delete.
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