Walker Quiet-Flow SS 21684 Direct Fit Exhaust Muffler 3" Inlet (ID) 3" Outlet (ID) for GMC Acadia

The only broad-market muffler with 100% stainless-steel construction, Walker® Quiet-Flow® SS mufflers feature precision fit, superior flow and OE-style sound. Quiet-Flow SS mufflers are available for most domestic and import vehicles.

• COMPATIBILITY – Fits 2007-2007 Cadillac Escalade ESV; 2008-2008 Cadillac Escalade ESV; 2009-2009 Cadillac Escalade ESV; 2010-2010 Cadillac Escalade ESV; 2007-2007 Cadillac Escalade EXT; 2008-2008 Cadillac Escalade EXT; 2009-2009 Cadillac Escalade EXT; 201
• GET THE RIGHT PART -- Before purchasing, research to ensure that the part will fit your vehicle; enter all vehicle information (year, make, model, engine and trim) for compatibility and check qualifier notes
• STAINLESS STEEL INHIBITS CORROSION -- The only broad-market muffler with 100% stainless-steel construction that delivers longer life versus aluminized mufflers while an internal drainage system reduces moisture collection
• EASY TO INSTALL -- Direct-fit bolt-on replacement solution with OE-style hangers, brackets and pipe routings for easy installation and doesn't require specialized fabrication and/or welding
• 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
• PREMIUM ACOUSTIC CONTROL -- OE-style louvered tubes lower noise levels while OE-style domed heads help reduce radiated noise for premium factory-style sound quality compared to straight perforated tubes
• DESIGN VALIDATED -- Acoustic and flow tested for quality OE-style sound you can count on
• BUY WITH CONFIDENCE -- Comes with Walker's limited lifetime warranty and exclusive 90-Day Safe and Sound Guarantee. Visit Walkerexhaust.com for details.