A Performance exhaust system should beconsidered mandatory on a superchargedThree-Valve motor producing 500-up rear-wheel horsepower. Here's a shot of the headers from American Racing Headers ...

This time we're turning our attention to the exhaust side of engine breathing by installing BBK's new shorty headers for the three-valve, 4.6-powered Mustang GT.

Check out our video to see the 2018 Ford Mustang GT's Active Valve 
 Performance Exhaust system in action and hear more of that beautiful 
 exhaust note.

Unlike previous models, the Mustang GT has an active valve performance exhaust for users to adjust to their exact specification.

Want to scare the wildlife to death? Then why not spend an extra $895 on your 2018 Ford Mustang GT to get the active valve performance exhaust?

View this post on Instagram A post shared by LethalPerformance.com (@teamlethal) 2024 Ford Mustang GT Ford mustang gt Corsa Performance cat-back exhaust supercharged v8 Whipple Lethal Performance ...

The new Bullitt is also wearing everything from the Mustang GT Premium and Performance Package, while its upgraded 5.0-liter V8 engine pushes down 475 HP and 420 lb-ft (570 Nm) of torque, allowing ...

The V-8-powered Mustang is pricier for 2025, but its still a sweet deal if you love V-8s and manual transmissions, so we decided to spec our own.

The 5.0-liter V-8 in the 2018 Mustang GT is getting a power bump to make enthusiasts happy, and it's also adding a Quiet Exhaust mode to make the neighbors happy. It's part of a new active valve ...