Flowmaster FlowFx Exhaust System - Cat-Back - 2-1/2" Diameter - Dual Rear Exit - 4-1/2" Black Ceramic Tips - Stainless - 5.7 L Centerforce No Valving

No Valving

The cuffs are adjustable from 7" to 15" and the tethers adjust in length out to 15" so they work for most children and adults

2011-2014 GMC Sierra 3500 HD 78

and it improves response by up to 60%

Flowmaster FlowFx Exhaust System - Cat-Back - 2-1/2" Diameter - Dual Rear Exit - 4-1/2" Black Ceramic Tips - Stainless - 5.7 L Centerforce No ValvingDoes not fit trucks with factory single exit tailpipe or the 2019 2023 new body style. Deep, Powerful Tone Inside and Outside the Vehicle FlowFX "Straight through" Performance Muffler 16 gauge Mandrel bent Stainless Steel Tubing Uses the Factory Hanger Locations Includes All Necessary Hardware Clears the Factory Spare Tire Lifetime Limited Warranty Easy Installation Product Description: Exhaust System FlowFx Cat Back 2 1 2 in Diameter Dual Rear Exit 4