Gt Muffler

Discussion in '2005 - 2014 Specific V6 Tech' started by jek57, Mar 18, 2014.

  1. I just bought a gt take off muffler for my 09 v6 .What i am wondering is if there is any horse power gains from adding this. Right now i have a bbk cai bama tune 87 street tune .Thanks for any input
     
  2. No significant horse power gains. Will sound better though.