Walker Exhaust SoundFX 18824 Exhaust Muffler Fits select: 1996-1999 CHEVROLET GMT-400, 1996-1999 GMC SIERRA

RESISTS CORROSION -- Aluminized steel construction and internal drainage system helps reduce corrosion BUILT TO LAST -- 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 stability and longer service life EASY TO INSTALL -- Direct-fit bolt-on replacement solution with OE-style hangers, brackets and pipe routings for easy installation that doesn't require specialized fabrication and/or welding FACTORY SOUND -- Louvered tubes help reduce radiated noise for factory-style sound quality compared to straight perforated tubes GET MORE MILES FROM YOUR MUFFLER -- Designed and tested to extend muffler life Fits Select: 1996-1999 CHEVROLET GMT-400 8 Cyl 5.7 L 1996-1999 GMC SIERRA 8 Cyl 5.7 L and more - add your vehicle to our fit widget to check