4" Dual Roll Muffler Tip Exhaust Catback System For 96-04 Mustang 4.6L V8 SN-95 SH-225-RD Blow-Off valves use a combination

Blow-Off valves use a combination of manifold pressure signal and spring force to detect when the throttle is closed

keeping rain and airborne debris out

This unique product freshens the air with the fresh fruity perfume style to bold scents

4L V8 Powerstroke Diesel Turbo is designed to replace stock OEM hoses which can eventually weaken over time

4" Dual Roll Muffler Tip Exhaust Catback System For 96-04 Mustang 4.6L V8 SN-95 SH-225-RD Blow-Off valves use a combinationUpgrading vehicle exhaust system is a great way to build horsepower, free up trapped torque, and improve upon restrictive factory systems. The larger pipes, low restriction mufflers, and tuned resonators of a well designed performance exhaust system can make a world of difference on your vehicle. The net result is lower auto exhaust backpressure, more horsepower, more torque, and a much better sound.