SLP D31029 LoudMouth Cat-Back Exhaust System for 08-14 Dodge Challenger 5.7L V8

Vehicle Fitment

• 2008-2014 Dodge Challenger 5.7 L HEMI (R/T, SRT-8)

Fitment Notes

• Full 3" cat-back system with integrated PowerFlo-X crossover
• Modular LoudMouth design--resonator or muffler swap capability
• Reuses stock exhaust manifolds; factory tips required
• Not compatible with Long Tube Headers (use SLP D30005)

Features

• Mandrel-bent 3" T-304 stainless steel for unrestricted flow
• Bullet-style resonator for a wide-open aggressive tone
• Modular design allows easy tone swapping (LoudMouth II or PowerFlo)
• Polished components with SLP logo for show-quality finish
• Bolt-on installation with provided hardware and clamps
• Up to 12 hp gain; aggressive sound under throttle, minimal drone
• Backed by SLP's limited Lifetime Warranty

Specifications

• Piping: 3" mandrel-bent stainless steel; crossover: 3" PowerFlo-X
• Modular resonator/muffler - swap without cutting
• Weight: ~49 lb; Length: 62.8"; Width: 17.3"; Height: 12.8"
• Warranty: SLP Lifetime on materials and workmanship

Included Components

• 1x SLP D31029 cat-back piping and crossover assembly
• 1x Bullet resonator (modular LoudMouth)
• Clamps, hangers, and installation hardware
• Instructions and warranty documentation

Product Description

The SLP D31029 LoudMouth cat-back exhaust system is a direct bolt-on upgrade for 2008-2014 Dodge Challenger 5.7 L HEMI models. Featuring full 3" mandrel-bent T-304 stainless steel and a modular design, it delivers an aggressive exhaust note under throttle and smooth cruising acoustics with easy tonal swapping via resonators or mufflers.

Offering up to 12 hp in power gains and backed by SLP's Lifetime Warranty, this system includes a PowerFlo-X crossover and reuses factory exhaust manifolds and tips. No welding is required--just bolt-on hardware and enjoy enhanced flow, performance, and show-quality style.