Ford Mustang GT S550 Valved Exhaust System 15-21 Configuration:Dual Tips (15-17) Gintani Tuning’s ECU Software is

Gintani Tuning’s ECU Software is guaranteed to give you more horsepower

Upgrade to the sequential lighting LED side mirror turn signal lamps to tell other drivers that you are merging in style

You are ALWAYS going to see the most power after a cool down which is why we run it 3 times each

Our standard upgrade to these front grill pieces would be gloss black

The fact that a bone stock 720s will run a 1/4 mile in less than 10 seconds is truly mind-blowing

Ford Mustang GT S550 Valved Exhaust System 15-21 Configuration:Dual Tips (15-17) Gintani Tuning’s ECU Software isWelcome to a revelation in the world of S550 exhaust sound. When doing headers, these cars can get extremely raspy and unruly. With the Valvetronic Designs valved exhaust system we have designed the perfect sound experience with a center resonator in order to lower rasp levels in order to deliver a clean and smooth sound for the driver and passers by. This system bolts up to the factory exhaust manifolds but can also be adapted to fit aftermarket