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Gibson

Gibson 07-12 Chevrolet Avalanche LS 5.3L 2.25in Cat-Back Dual Split Exhaust - Aluminized

$1,523.91 $1,369.57 Save $154.34

SKU: G003 5573

In Stock
In Stock
Ships by Jun 11
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

Dual Split Aluminized Cat-Back Performance Exhaust. Engineered for maximum power, aggressive sound, and standout style. Features a Gibson Superflow Muffler for deep, aggressive exhaust note with minimal cabin drone. Constructed from mandrel-bent Heavy Duty Aluminized Steel Tubing. Includes all hardware and factory-style hangers for easy bolt-on installation (no welding required). Exits straight out the back. Dyno-proven to deliver 10-15 horsepower and 15-20 lb-ft of torque.

Fitment

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Specifications

BrandGibson
Part NumberG003 5573

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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