The 2015 Challenger SRT Hellcat has an active exhaust system that limits decibels at low rpm but becomes less restrictive as you get into higher revs. Check out autoevolution for more info. Videos after the jump!
The 2015 Challenger SRT Hellcat has an active exhaust system that limits decibels at low rpm but becomes less restrictive as you get into higher revs. Check out autoevolution for more info. Videos after the jump!