Cat-Back Exhaust

Add more power and sound to your Challenger with this MACH Force-Xp cat-back system which produced gains of up to +13 horsepower and +15 lbs. x ft. torque as measured on our in-house dyno. Dual 3" mandrel-bent, MIG welded, 304 stainless steel tubing with X-pipe and crossover balance tube keeps exhaust flowing smoothly and evenly for power gains you can feel and hear. This system utilizes the factory exhaust valve motor and spherical clamps are used to retain the factory tips for a stock appearance. Dual stainless steel, high flow mufflers finished in high temp powder coating deliver an aggressive, performance exhaust note.

Additional Information

MACH Force-Xp 304 Stainless Steel Cat-Back Exhaust System Dodge Challenger 17-23 V8-5.7L

These additional application notes are supplied by the manufacturer and collated from multiple year ranges. Not all of these notes may apply to every year or every variant. Please contact a StreetFX agent for clarification if required.

• 304 Stainless Tubing Outflows and Outlasts Factory Exhaust
• Incl. Valves To Incorporate Factory Exhaust Valve Motor
• Incorporated X-Pipe/Crossover Balance Tube To Equalize Pulses
• Long Lasting Good Looks
• Mufflers Deliver An Aggressive Exhaust Note
• Mufflers Finished In High Temp Powdercoating
• Reduces Drone and Improves Sound
• Spherical Clamps To Retain The Factory Tips

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

Product Details

Product Downloads

#	Document Type	Download
1.	Installation Instructions

Installation guides, warranty details, and other supporting documents are provided by the supplier. In some cases, these files may originate from regions outside your locale, meaning instructions, warranty procedures, and images may not fully align with your specific vehicle or region (e.g., LHD vs. RHD differences, return policies, etc.). If you need clarification, please contact a StreetFX support agent.

Reference Information

Exhaust Systems, Mach Force XP, Cat-back, Dual, Stainless Steel, Natural, Split Rear Exit, Dodge, 5.7L, Kit

aFe Mach Force XP exhaust systems are constructed of mandrel-bent stainless steel and come complete with free-flowing muffler(s), OE-style bayonet hangers, flanges, and band clamps, plus all hardware necessary for a hassle-free installation. Offered in single, dual, or quad muffler configurations, their smooth curves and large diameter tubes help reduce restriction and keep exhaust gas flowing smoothly for increased horsepower and torque.

Available in cat-back, axle-back, and downpipe-back designs, almost all Mach Force XP exhausts are direct bolt-on systems that require no cutting or drilling and include all necessary hardware for a hassle-free installation. Most also include wrinkle-black powdercoated or polished 304 stainless steel tip(s) with a laser-cut stainless steel aFe power badge. Select models have carbon fiber tips with CNC-machined laser-etched inserts. aFe Mach Force XP exhaust systems are an ideal combination of performance, fit, and value.

Additional features include:
• Fit a variety of light trucks and cars, including European models
• Available with 409 or 304 stainless tubing (varies by model)
• "Stepped design" models increase exhaust velocity creating a broader torque curve throughout the rpm range
• Straight-through, free-flowing stainless steel mufflers absorb high-pitch tones producing powerful sound
• Leak-free 360-degree sealing
• Stable pipe location in high-vibration and high-heat conditions
• Bayonet tips hold hanger bushings in place for an OE-style fit
• Several versions convert OE single exhaust to dual exhausts
• Where applicable, incorporates an exhaust valve that uses the OE exhaust valve motor (not included) to regulate exhaust flow
• Some systems use a unique resonance chamber to replace the OE muffler; produces a weight savings of up to 15 lbs.
• Hi-Tuck design of specific models provide extra ground clearance when using an aftermarket suspension kit

Note: Some aFe Mach Force XP systems are "Race Only" products solely for competition use. Their use is limited to closed-course racing that is formally sanctioned by a recognized racing organization. Any other use, including recreational off-road use, could be in violation of local, state, and federal laws.