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 black powder coated twin 4.0" Pro Series® dual wall 304 stainless steel 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
- 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%
- Premium 304 stainless steel construction
- Backed by a Limited Lifetime Warranty
- 25 decibels louder than stock