Flowmaster FlowFX Dual Exit Cat-Back Exhaust System For 2019-2021 GM 1500 5.3L head stud kit This kit comes pre-filled and

This kit comes pre-filled and pre-bled

Replaces the factory anti-intrusion beams

• 3/4” induction hardened chrome plated shaft resists rock damage and corrosion as well as prevents shaft buckling

Stock 20" can be reinstalled with factory tire

Flowmaster FlowFX Dual Exit Cat-Back Exhaust System For 2019-2021 GM 1500 5.3L head stud kit This kit comes pre-filled andOur new Flowmaster FlowFX cat back exhaust system is manufactured using durable 409 stainless steel throughout and features a 3. 00 inch inlet pipe leading to a single inlet dual outlet FlowFX "straight through" muffler for great sound and maximum performance. The dual 2. 50 inch mandrel bent tailpipes exit out the side at an angle behind the rear wheels directing exhaust away from your boat or travel trailer when towing. The system is finished off