AFE Rebel Series 3 to 2.50-Inch Dual Exhaust System with Polished Tips; Middle Side Exit (14-18 4.3L Sierra 1500)Find parts that fit my vehicle

Exhaust Upgrade. Give your 2014 to 2018 4.3L GMC Sierra a boost in both performance and style. This aFe Rebel Series 3 in. to 2.5 in. Cat-Back Exhaust replaces your factory exhaust for powerful gains in horsepower and torque. And with its stainless steel construction, mirrored tips, and middle side exit, it lends a uniquely customized look to your Sierra's sporty style.

Aggressive Sound and Performance. Replace your exhaust with this system and you'll enjoy dyno proven gains up to +14 horsepower and +17 foot-pounds of torque. You'll feel the different, and you'll also hear it. That's because the high-flow muffler absorbs high pitch tones, producing a powerful exhaust note that gets your blood pumping.

Quality Components. This aFe Rebel Series 3 in. to 2.5 in. Cat-Back Exhaust uses stainless steel components for corrosion resistance and lasting durability. Mandrel-bent tubing with clamps means maximum flow with minimal leaks.

Application. This aFe Rebel Series 3 in. to 2.5 in. Middle Side Exit Cat-Back Exhaust with Polished Tips is designed to be used on the 2014-2018 4.3L GMC Sierra's with the following cab and box configurations.

• Regular Cab with the Standard Box
• Double Cab with the Standard Box
• Crew Cab with the Short Box
• Crew Cab with the Standard Box

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