SLP Exhaust System, "Loud Mouth II", 2005+ GTO w/PowerFlo-X Crossover Pipe

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  > Home > GTO > Exhaust > SLP 31561 - SLP Exhaust System, "Loud Mouth II", 2005+ GTO w/PowerFlo-X Crossover Pipe

SLP Exhaust System, ''Loud Mouth II'', 2005+ GTO w/PowerFlo-X Crossover Pipe

SLP Exhaust System, ''Loud Mouth II'', 2005+ GTO w/PowerFlo-X Crossover Pipe
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Part No.: 005880
Sale Price: $764.96
(Regularly: $849.95)

Shipping: $27.95*

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SLP Exhaust System, ''Loud Mouth II'', 2005+ GTO w/PowerFlo-X Crossover Pipe.

A Modular Exhaust System to Wake Up Your 2005 GTO!

Bolt on a Loud Mouth® II modular catalyst-back exhaust system from SLP on your new 2005 GTO for up to 5 extra horsepower and 5 foot-pounds of torque with the aggressive musclecar rumble your LS2 deserves. Not quite as loud as our original Loud Mouth, the system’s great sound comes from a pair of stainless bullet mufflers complete with embossed SLP logo. Our engineers developed a great sound for the street without objectionable in-cabin resonance. The additional performance comes from the free-flow design and our built-in PowerFlo-X Crossover system that borrows a power-building technique widely used in stock car racing. The system features a pair of distinctive 3.5” dual-wall stainless steel tips that look great peeking out of the GTO’s rear valence. The tips have an angle cut and can angle downward in a traditional style, or rotated at a 90 degree angle so they match the curving shape of your rear valence. The modular design gives you flexibility to change to a louder system in minutes by purchasing a pair of bolt-in Loud Mouth resonators (#31062). The exhaust system is hand-crafted from 2.5” 304 stainless steel, and is covered with our Limited Lifetime Warranty.

Loud Mouth catalyst-back exhaust system for 2005 GTO features:
  • Limited Lifetime Warranty
  • Aggressive musclecar rumble, not as loud as our Loud Mouth system (#31560)
  • Modular design lets you bolt-in a pair of Loud Mouth resonators (#31062, not included) for a louder system
  • Hand-crafted from 304 stainless
  • Easy bolt-on that mounts to SLP’s header system or stock exhaust
  • Distinctive stainless tips that rotate for the look you want

* Please note that there is a shipping discount on multiple items in the same order(excludes oversized items).  The shipping amount here reflects a 1 item/part purchase. Shipping price reflects shipping within the contential US. All other locations extra.

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