2001-2003 Infiniti QX4 Muffler Walker Infiniti Muffler 18963
WALKER SOUNDFX MUFFLERSShape your exhaust tone just right with the aluminized tube-and-partition structure of Walkers SoundFX mufflers. Established in 1908, Walker is renowned in the automotive aftermarket for manufacturing a full line of exhaust system parts.Engineered with tube-and-partition structureManufactured with rust-resistant, aluminized steelHeads are firmly spun-locked to protect against breakageBuilt for OE-quality function and soundSpot-welded bushings and internal mechanical joints increase stabilityQuick and simple to install