Walker Exhaust 21178 Exhaust Muffler

Buyer fitment guide only intended as reference. Please use catalogue search by vehicle to ensure proper fitment.

• Ford L1MZ5230K

• 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
• BUY WITH CONFIDENCE -- Comes with Walker€™s limited lifetime warranty and exclusive 90-Day Safe & Sound© Guarantee
• CORROSION RESISTANT STAINLESS STEEL -- 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
• DESIGN VALIDATED -- Acoustic and flow tested for quality OE-style sound you can count on
• 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
• 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
• The only broad-market muffler with 100% stainless-steel construction, Walker© Quiet-Flow© SS mufflers feature precision fit, superior flow and OE-style sound. Featuring 100% stainless-steel heads, shell, bushings, louvered tubes and partitions, Quiet-Flow SS mufflers are available for most domestic and import vehicles.