18+ Mustang Headers + Stock Exhaust Sound | Start-Up, Revs, Wide Open Throttle

Want to do long-tube headers on your 2018 or newer Mustang GT, but aren't sure if you'll like the sound with stock exhaust? Then this video is for you! This quick video compares the sound of a 100% stock exhaust system versus Stainless Power long-tube headers with stock exhaust. Comparisons include start-up, revs, wide-open throttle on both the street and dyno, as well as some in-cabin shots. Hopefully this video helps! Looking for more performance out of your Mustang? Learn about our Performance Packages here: https://nationalspeedinc.com/ford-mus... We want to hear from you! Contact Us: https://nationalspeedinc.com/contact Phone: (910) 332-5901 Connect with National Speed online: Subscribe to our YouTube channel:    / nationalspeedinc   Visit our Website: https://nationalspeedinc.com Like us on Facebook:   / nationalspeed   Follow us on Instagram:   / nationalspeed