MagnaFlow Muffler Red Pack Series Glasspack 3.5in Rd 18in Body Length 2.25in/2.25in Inlet/Outlet - 13125 fits_2003-2008`Audi`S4 and zip ties) ensure a

and zip ties) ensure a stable and easy installation process

the Touring Edition Exhaust is a full 3” diameter exhaust featuring two bullet style resonators and an H-pipe that brings out a smooth muscle tone with no drone throughout the entire range… all of the time

Low Pressure Sensor Automatically Activates The Air Compressor If Air Spring Pressure Falls Below Safe Level

SB7-XTG6 kit features an Xtreme pressure plate for the most demanding driver

MagnaFlow Muffler Red Pack Series Glasspack 3.5in Rd 18in Body Length 2.25in/2.25in Inlet/Outlet - 13125 fits_2003-2008`Audi`S4 and zip ties) ensure aThe MagnaFlow Redpack 3. 5 in Round Glasspack Performance Exhaust Muffler 13125 features the same classic deep sound and dyno proven performance of our other glasspack mufflers with the additional flair of a stylish yet timeless red finish. 13125's 2. 25 in 2. 25 in round body and reversible straight through universal design can be integrated into your vehicle's exhaust system however you see fit, although professional installation is recommended.