1999-04 Mustang Cobra SLP "Loud Mouth II" (modular)

• SLPs Cobra Loud Mouth has always been the best-performing cat-back exhaust in the business. Now its the most versatile, too! Using groundbreaking modular technology first seen on our Mustang X-pipes, weve developed a system that can be quickly reconfigured to fit changing performance, noise-level, and sound-quality requirements. Simply loosen a few band clamps, swap muffler types, retighten, and youre done. No other system offers this level of performance and adaptability!

• Along with the included resonators, the Cobra Loud Mouth system is compatible with our all-new bullet-type Loud Mouth II race unit. Get both for complete control over your Cobras sound and performance characteristics.

• NOTES: Includes Loud Mouth resonators. Loud Mouth II mufflers (P/N 31064) sold separately.

FEATURES:

• Added a consistent 25 rwhp on our stock 03 Cobra test car (modified vehicles will see considerably larger increases)
• Employs SLPs exclusive modular technology, making it possible to switch between muffler and resonator types in a matter of minutes
• Includes our infamous Loud Mouth resonators for minimal flow restriction and the meanest sound around
• Dyno-proven to outperform competitive resonator-type exhausts
• Engineered and built to OEM standards to ensure proper fit

Constructed entirely from mandrel-bent 304 stainless steel

• Features show-quality polished resonators and 3.5" double-wall tips
• For 1999-2004 SVT Cobra models

• SLP Part Number: M31006A

The car below is a stock 2003 GT with the LM 2 cat-back.