Flowmaster 717977 FlowFX Extreme Cat-Back Exhaust System Stainless 3.0 in Single Exit

Compatible with 2019-2024 Chevrolet® Silverado®/ GMC® Sierra® 1500 Trucks 5.3L V8. This product is not created or sold by GM®. Fits 2/4 wheel drive and all wheelbases.;

Flowmaster® introduces our FlowFX® Extreme stainless steel cat-back exhaust system for the 2019*-2024 (* 2019 New Body Only) 1500-series trucks with the 5.3L engine. This system uses a FlowFX® series muffler for an aggressive to moderate sound level and increased performance. 3.00-inch mandrel bent 409 stainless steel tubing allows for maximum exhaust flow and durability. The system has a turndown style, dump exit right after the muffler to eliminate the over-axle tailpipe. This elimination of the tailpipe helps improve ground clearance and departure angle when you are driving in more extreme off-road situations. This system produced max dyno gains of 15 hp and 20 lb-ft at the rear wheels. All of the necessary hardware is included, and factory-mounting locations are used for an easy installation. Backed by Flowmaster's Lifetime Limited Warranty.;