Flowmaster American Thunder Catback Exhaust For 1996-1999 GM 2500/3500 5.7L/7.4L 2021-2023 Ford Bronco and are CNC machined for

and are CNC machined for high-grade billet aluminum - utilizing heavy duty FK bearings

This system has 2

drive pressure is dramatically reduced under heavy loads

34 oz (217 ml)

2002-2008 Chevrolet Avalache W/ 4L60E/4L65E Deep Pan

Flowmaster American Thunder Catback Exhaust For 1996-1999 GM 2500/3500 5.7L/7.4L 2021-2023 Ford Bronco and are CNC machined forThis Flowmaster American Thunder cat back exhaust system is custom designed for 1996 1999 Chevrolet Silverado and GMC Sierra 2500 3500 trucks with the 5. 7L and 7. 4L engine is perfect for the person looking for a moderate sound level inside and outside of the truck, with all of the performance benefits that expect from Flowmaster. This bolt on emissions legal system features a dual 3. 00 inch inlet 50 Series Big Block muffler for a deep powerful tone