Walker Quiet-Flow Exhaust Muffler compatible with GMC Sierra 1500 4.3L 4.8L 5.3L 6.0L V6 V8 2007-2013

STAINLESS STEEL: The only broad-market muffler with 100% stainless-steel construction, Walker Quiet-Flow SS mufflers feature precision fit, superior flow and OE-style sound. An internal drainage system reduces moisture collection for long-lasting quality, and installation is easy with direct-fit bolt-on OE-style hangers, brackets, and pipe routings that do not require specialized fabrication or welding BUILT TO LAST: Walker Quiet-Flow parts are acoustic and flow tested for quality OE-style sound you can count on.

Internal partitions and mechanically joined tubes allow expansion and contraction during temperature changes to minimize distortion while spun-locked heads and OE-style spot welds provide structural stability and longer service life.

Quiet-Flow SS mufflers are available for most domestic and import vehicles RELY ON QUALITY EXHAUST SOLUTIONS: Walker Emissions Control is an industry leading brand of replacement emission control components and systems, including catalytic converters, complete cat-back exhaust systems, mufflers, pipes, resonators and related products for passenger car, light truck and SUVs, plus commercial and specialty vehicle applications.

Walker products are backed by OE engineering and manufacturing expertise, delivering quality engine-to-tailpipe solutions to the aftermarket TRUST IN WALKER: With more than 100 years of expertise, the Walker brand helps set the standard in the replacement market for product quality, fitment, performance, coverage, technical training, business support and cataloging excellence.

Each day thousands of repair professionals choose Walker components for their precise, original equipment-style fit and exceptional performance and durability