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Exhaust Exhaust Pipes, Systems and Components

Gibson

Gibson 20-22 Silverado/GMC Sierra 2500 HD 6.6L Crew Cab (Long Bed) Cat-Back Dual Extreme Exhaust

$1,700.90 $1,526.90 Save $174.00

SKU: G003 65714

In Stock
In Stock
Ships by Jun 18
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Description

This exhaust system is designed for 2020-2026 Silverado & Sierra 2500HD / 3500HD 6.6L Gas pickup trucks. It features a Gibson Superflow Muffler for a deep, aggressive tone without interior drone. It's constructed with heavy-duty mandrel-bent stainless steel tubing and T-304 stainless steel tips. The clamp-on design allows for easy, bolt-on installation with no cutting or welding required. The exhaust exits behind each rear tire. It is proudly Made in the USA and comes with a Lifetime Limited Warranty.

Fitment

Fitment Guaranteed

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Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

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Specifications

BrandGibson
Part NumberG003 65714

Videos

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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