Magnaflow Street Series Dual Exhaust System with Polished Tips; Side Exit (14-18 4.3L Sierra 1500)Find parts that fit my vehicle

Magnaflow. Engineered to last, the Street Series Cat-Back Exhaust - Split Side Exit will give your 2014-2018 4.3L GMC Sierra better performance, economy, and that smooth, low growl you crave. Wide-open performance, straight-through flow, unrestricted horsepower and torque—that's the Magnaflow difference.

Durability and Strength, Without the Noise. All mandrel-bent and made with 409 stainless steel, this Magnaflow cat-back is made to withstand whatever you put it through—from rugged off-road trails, to the paved open road. This system is an engineered balance of interior and exterior noise levels and is tested against SAE J1169 standards.

Hassle-Free. Installation has never been easier with this hassle-free, bolt-on design. In two hours or less, you can have your GMC Sierra back on the road and purring. Magnaflow backs this with an equally hassle-free lifetime warranty on construction.

Application. This Magnaflow Street Series Split Side Exit Cat-Back Exhaust is designed to be used on the 2014-2018 5.3L 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.

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