MustangForums.com - View Single Post - What MPG and HP increasing devices NOT to buy!

blkdog457 · 10-29-2007, 09:35 AM

Hi Guy's
Just got a new 07 v-6 I would like to know what the best dual exhaust(full system). Or any other exhaust mod that won't void my warranty.

10-29-2007, 09:35 AM	#85
blkdog457 Join Date: Oct 2007 Posts: 1	RE: What MPG and HP increasing devices NOT to buy! Hi Guy's Just got a new 07 v-6 I would like to know what the best dual exhaust(full system). Or any other exhaust mod that won't void my warranty.