Details

• Brand:

  

• SKU:

  86304439

• Other Names:

  Performance, Exhaust Upgrade

• Description: Give your Sierra increased horsepower and a more assertive sound with the GMC Performance 5.3L Cat-Back Single-Exit Exhaust Upgrade System. This exhaust system offers an increase of up to 7 horsepower and 4 lb.-ft. of torque, while reducing backpressure by 35% at 300-g/s, based on correlated flow testing. Designed and validated by GMC Performance engineers, this 304 Stainless Steel Cat-Back system is tuned to maximize the performance experience while minimizing drone. Give your vehicle increased horsepower and a more assertive sound with this Performance 5.3L Cat-Back Single-Exit Exhaust Upgrade System. Designed and validated by authorized Performance engineers, this 304 Stainless Steel Cat-Back system is tuned to maximize the performance experience while minimizing drone. This Performance Exhaust Upgrade System includes the rear muffler assembly, Y-Pipe, exhaust clamps and all necessary mounting hardware. It is 50-state emissions legal and will not void the New Vehicle Limited Warranty.
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• Notes: System with Polished Tip and GMC Logo.
• Replaces:

  84488077