aFe POWER is proud to introduce the Apollo GT Series dual rear exit cat-back exhaust system for the 2014-2019 GM Silverado/Sierra 1500 with V6-4.3L/V8-5.3L engines. This cat-back exhaust system is constructed out of 3 IN 100% MIG-welded, mandrel-bent, stainless steel tubing for maximum flow. The smooth transition bends allow for low turbulence, increasing horsepower, torque and improving throttle response. In testing, this system resulted in gains up to +14 horsepower and +17 lbs. x ft. of torque verified by our in house dyno (vehicle tested with 5.3L engine). A hi-flow 21 IN single-in dual out muffler is included which improves performance while maintaining an awesome sound. This unit uses all factory mounting locations and comes with a bolt-on bracket that supports the driver side tailpipe. The aFe POWER rear exit exhaust system was designed to retain the spare tire and includes high quality band clamps and OE-style bayonet hangers. This makes for an easy installation with no cutting required. To finish off the exhaust, dual 4-1/2" polished stainless steel tips with a laser-cut stainless steel aFe POWER badges for an aggressive style. This kit retains your spare tire and includes high quality band clamps and OE-style bayonet hangers for a hassle-free installation.

Installation is a Snap:
This Apollo GT Series exhaust system uses all factory mounting locations and is supplied with all necessary hardware including OE style hangers for the perfect fit and finish.

Aggressive Sound:
A free-flowing stainless steel muffler is used to absorb high pitch tones producing a powerful sound and unleashing all available horsepower and torque out of your rig.

Perfect Fit:
OE-style bayonet hangers are used to maintain a stable pipe location during high vibration and high heat conditions. The bayonet tip holds the hanger bushing in place for an OE-style fit that does not change with time.

Leak-Free Seal:
High quality OE-style flange and band clamps are used for a complete 360-degree sealing surface eliminating leak paths.

Retains The Spare Tire:
This exhaust system fits perfectly without removing the spare tire.

Flow and Performance:
This exhaust system is constructed of 3 IN mandrel-bent stainless steel tubing for maximum flow. Smooth transition bends allow for low turbulence, increasing horsepower, torque and improving throttle response.

Massive 4-1/2 IN Polished Tips:
Finishing off the exhaust are dual polished stainless steel exhaust tips. The tips feature unique stainless steel laser-cut aFe POWER logo plates which are riveted on for an aggressive style.

Fitment Note:
This item will only fit models with wheelbases of 143.5 IN or 153 IN

Emissions Disclaimer:
This product does not require a CARB EO#.

aFe POWER exhaust systems are engineered and manufactured in our Corona, California facility.