SLP Loud Mouth Axle Back Exhaust System with 4" Tips for 2011-20123 Mustang GTs and Shelby GT500s. Excludes 2014 GT500Your 2011-2014 Mustang GT V8 packs a powerful engine, why bottle it up with restrictive, wimpy-sounding stock mufflers. Unleash the Pony within, with a Loud Mouth? rear-axle back exhaust system from SLP Performance Parts. This affordable, easy-to-install kit eliminates the factory mufflers entirely, drastically reducing backpressure for enhanced power and a mind-blowing performance sound. Nothing else even comes close! Combined with our 4" polished tips, you'll really feel and hear the difference!
-Mandrel-bent 3" tubing offers unbeatable flow characteristics
-Significantly lighter than the OEM muffler assembly
-Installs in under an hour
-Constructed entirely from stainless steel
-Hand-polished, 4" dual-wall tips provide a show-quality appearance
-Emissions legal in all 50 states
-Includes pre-welded hangers, detailed instructions, and all necessary installation hardware
-Covered by SLP's Performance Guarantee and limited lifetime warranty
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Product ReviewsWrite a review
Is this almost as noisy as the outlaw series? Where can I hear a sound clip? Cops in Canada are pretty fussy about noise especially Ontario. Its for a 2014 Mustang GT Premium and am looking for something with a aggressive sound over my stock. Thanks for a
Do you make Quad-Tip Axle-back exhaust for the 2013 Mustang 5.0 GT?
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