Change out the resonator for an X or H pipe and you'll get plenty of it. It'll also be very, very loud. You'll get more with most tunes as well, with more fueling on overrun.Hello guys, I have heard some mustangs with a nice popcorn or fireworks sound that sounds so sexy honestly. I’m wondering what is the correct setup for this. I own a mustang gt convertible 2015 with roush axle back exhaust and roush air intake no tune.