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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.

Fitment Includes:

  • V6, GT, GT500, EcoBoost, Bullitt, Shelby, Boss 302, Mach 1, California Special or SVT Cobra Mustang

*Please see product pages for any exceptions.

SLP Loudmouth Mustang Exhaust

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