COR Cat-Back Sport

Product Details

The CORSA Performance Silverado ZR2 and Sierra AT4X catback exhaust offering was designed for one reason: To give GM's full-size offroader the voice it deserves. A noticeably loud, deep and aggressive exhaust note balanced with a completely drone-free driving experience courtesy of CORSA's best-in-class RSC® (Reflective Sound Cancellation) No Drone Technology. The CORSA Performance custom tuned exhaust system unleashes 25 decibels of sound and offers a straight-through design that elmiinates restrictions allowing the system to easily outflow the stock exhaust by up to 47% freeing up horsepower and torque. CORSA Performance catback exhaust systems are meticulously constructed from 304 Stainless Steel, engineered to endure a lifetime of use and withstand the rigors of off-road adventures.

• Features twin 4.0" Pro Series® dual wall 304 stainless steel polished exhaust tips
• Custom tuned no drone exhaust system engineered exclusively for the ZR2 and AT4X
• Features CORSA's revolutionary best-in class RSC® No Drone Technology
• Detailed Printed Instructions Incl. Full-Color Available Online
• Patented No Drone Reflective Sound Cancellation RSC Technology
• Engineered for maximum clearance during off-road adventures
• Available with twin 4.0" tips or in turndown configuration
• Easy bolt-on installation (Installs in under 1 hour)
• Engineered and manufactured in Berea, Ohio, U.S.A.
• Designed for a flawless fit and easy adjustment
• Outflows the stock exhaust system by up to 47%
• Dual Walled Polished Stainless Steel Tips
• Premium 304 stainless steel construction
• Custom Tuned - Aggressive Exhaust Note
• Backed by a Limited Lifetime Warranty
• Flows 45 Percent Better Than Stock
• 304 Stainless Steel Construction
• 25 decibels louder than stock
• Easy Bolt-On Installation
• Limited Lifetime Warranty