Sale

Exhaust› Exhaust Pipes, Systems and Components

Gibson

Gibson 07-10 Hummer H3 Base 3.7L 2.5in Cat-Back Single Exhaust - Stainless

$1,335.37 $581.62 Save $753.75

SKU: G003 612800

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

Easy — 1–2 hours

Description

Part #: 612800

Gibson most popular exhaust is the one you can trust when you want reliable performance from your vehicle. This single exhaust exits straight out the back, complemented with polished Stainless Tip. Hassle free, bolt-on installation with professional looking results. You can expect to experience gains on average 5-10 horsepower. Backed by a Lifetime Limited Warranty.

Features:

  • Stainless Steel Mandrel Bent Tubing
  • Superflow (TM) CFT Muffler
  • Baffled/Chambered Muffler; No Internal Packing
  • Minimal Interior Drone - Aggressive Sound
  • Polished Stainless Round Slash-Cut Tips
  • Incl. Hardware/Factory Style Hangers For Easy Bolt-On Install
  • Lifetime Limited Warranty

Cat-Back Single Exhaust System | Stainless

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

MIA's Description

Get the ultimate boost in acceleration, towing, hill climbing, and passing power with the Gibson Single Side Exhaust. Designed for maximum low-end torque and horsepower (1800-3000 RPM), dyno testing proves gains of 10-15 horsepower and 15-20 lb-ft of torque. The Gibson Superflow Muffler features a baffled and chambered design with no internal packing, delivering minimal interior drone and an aggressive sound. Each T-304 polished stainless tip is expertly crafted for durability and style. Exiting straight out the back, this system provides the power you need while keeping cabin noise quieter than any other performance exhaust. Built with stainless steel mandrel-bent tubing, this system includes all factory hangers and clamps for a seamless, hassle-free bolt-on installation. No welding required. Proudly Made in the USA and backed by a Lifetime Limited Warranty.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

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

Available on iOS & Android

Specifications

BrandGibson
Part NumberG003 612800

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.

View Full Return Policy