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Exhaust Exhaust Pipes, Systems and Components

Gibson

Gibson 11-19 Chevrolet Silverado 2500 HD LT 6.0L 3.5in/3in Cat-Back Dual Split Exhaust - Aluminized

$1,662.49 $684.55 Save $977.94

SKU: G003 5651

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Special Order
Ships in 4–6 weeks
Free Shipping over $200
$100 Minimum Order
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Overview

The Gibson 5651 is an aluminized steel 3-3.5" Dual Split Cat Back Exhaust system for 2011-2019 Chevrolet and GMC 2500 HD and 3500 HD trucks with a 6.0L engine, Crew Cab, 6'6" bed, and RWD.
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Part #: 5651

For the enthusiast who wants an awesome look and aggressive throaty sound this Dual Split Cat back exhaust is for you. Gibson Exhaust Systems decrease backpressure and produce more torque and increased horsepower. Typical gains average of 15-20 horsepower. Stainless Tip exit straight out the back. Works with most bumpers, roll pans and trailer hitches. Exhaust sound is louder under towing conditions. Hassle Free bolt- on installation. No welding required. Backed by a Lifetime Limited Warranty.

Features:

  • Aluminized Mandrel Bent Tubing
  • Superflow (TM) Muffler
  • Baffled/Chambered Muffler; No Internal Packing
  • Minimal Interior Drone - Aggressive Sound
  • Polished Stainless Steel Slash-Cut Tips
  • Hassle Free Easy Bolt-On Installation
  • Lifetime Limited Warranty

Cat-Back Dual Split Exhaust System | Aluminized

This product may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

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Specifications

BrandGibson
Part NumberG003 5651

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Returns & Fitment

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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Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

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