Corsa 21186 Xtreme Cat-Back Exhaust System 2.5in Dual Rear Exit with 4.5in Polished Tips

The Corsa 21186 Xtreme Cat-Back Exhaust System delivers aggressive sound and maximum performance with patented No Drone Reflective Sound Cancellation (RSC) technology. This complete cat-back system features a straight-through, non-restrictive design that produces an intoxicating exhaust note on cold start and under heavy acceleration while remaining completely silent at cruise.

Performance Features:

• Outflows stock exhaust system by up to 51% for maximum horsepower and torque gains
• Reduces backpressure while maintaining drone-free cabin experience
• Weight savings of 21 lbs compared to factory exhaust
• Sound increase of +20 decibels under acceleration (Xtreme sound level)
• Twin crossover Double Helixx X-pipe replaces factory Y-pipe and resonators

Construction and Design:

• Premium 304 stainless steel construction throughout
• Mandrel-bent piping with 2.5-inch diameter for optimal flow
• Two chambered mufflers constructed from 403 stainless steel
• Dual inlet/dual outlet configuration with split rear exit
• Two 4.5-inch polished Pro-Series tips with double-wall rolled edge design
• 304 stainless steel tips with round shape and slant cut

Installation and Warranty:

• Complete bolt-on installation with no cutting or welding required
• All mounting hardware and detailed instructions included
• Proudly manufactured in Berea, Ohio USA
• Backed by Corsa's Limited Lifetime Warranty

This Xtreme series exhaust is custom-tuned for the Hemi V8 engine to unleash maximum performance and deliver the aggressive exhaust note enthusiasts demand. For best driving results, turn off "ECO" mode or tune out 4-cylinder "ECO" mode operation.