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SLP Performance Parts is your #1 Source for late-model Mustang performance and appearance parts. Available products include stainless steel header packages, cross-over x-pipe assemblies, cat-back exhaust systems, performance-optimized programmers, custom-fitted brake-control packages, and high out-put superchargers. Appearance accessories include a universal hood scoop, rear quarter window louvers, and a rear black-out tail light panel. Best known for their Loud Mouth, Loud Mouth II and powerFlo Exhaust Systems, each system boosts its own unique tone and flow characteristics providing superior performance, bolt-on installation, and all backed by their limited lifetime warranty.

SLP Loudmouth Mustang Exhaust

2010-2014 SLP Cat Back Exhaust, Mid-Pipe Exhaust, Headers & Brake Accessories

2005-2009 SLP Cat Back Exhaust, Mid-Pipe Exhaust & Brake Accessories

1999-2004 SLP Cat Back Exhaust, Mid-Pipe Exhaust & Brake Accessories

1994-1998 SLP Cat Back Exhaust, Mid-Pipe Exhaust, Headers & Brake Accessories

1979-1993 SLP Cat Back Exhaust & Brake Accessories