Catback Exhaust Pipes Tips for Dodge Charger Magnum & Chrysler 300C (2005-2010) 5.7L HEMI

Performance 3.00-Inch Stainless Steel Catback Exhaust for 2005-2010 Dodge Charger, Magnum (5.7L HEMI / LX Chassis)

Replaces the restrictive factory exhaust piping with a high-flow 3-inch mandrel-bent stainless steel system to reduce backpressure and optimize scavenging on the 5.7L HEMI engine.

The Stock Charger & Magnum Exhaust Restriction

The factory LX-platform exhaust system is engineered primarily for cabin silence and NVH (Noise, Vibration, Harshness) reduction rather than volumetric efficiency. The OEM assembly features heavy, baffled mufflers and a mid-section that utilizes restrictive bends, which create significant backpressure. This bottleneck prevents exhaust gases from exiting the combustion chamber efficiently, leading to increased heat soak in the cylinder heads and a muted, uninspired exhaust note. Over time, the factory aluminized steel components are also prone to surface oxidation and flange degradation in high-heat cycles.

The Engineering Solution

This race-spec catback system is constructed from high-grade stainless steel for superior thermal stability and corrosion resistance. By upgrading to 3.00-inch diameter tubing, the system significantly increases the flow capacity over stock. A precision-engineered X-pipe is integrated to equalize exhaust pulses between the cylinder banks, which enhances scavenging and improves mid-range torque. The system replaces baffled internals with straight-through performance mufflers, delivering a deep, aggressive tone reminiscent of NASCAR builds without compromising exhaust velocity. The kit is designed to utilize factory hanger locations for a direct-fit installation and includes 4-inch polished tips for a refined aesthetic.

Technical Specifications

Compatibility

• 2005-2010 Dodge Charger R/T 5.7L Hemi
• 2005-2010 Dodge Magnum R/T 5.7L Hemi
• 2005-2010 Chrysler 300C 5.7L Hemi

The Muscle Car Standard

For the Dodge LX chassis, managing exhaust thermodynamics is critical to maintaining peak performance. This stainless steel system provides the durability and increased flow diameter required for high-output muscle applications, ensuring that the 5.7L HEMI breathes efficiently while delivering the authoritative acoustic presence expected from a V8 powerplant.