Rust Buster Fuel Tank Crossmember For 2006-2010 Hummer H3 RB7518

RB7518
  • Unit price per 
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  • Fits 2006-2010 Hummer H3
  • Made from Heavy-Duty 11 Gauge Steel
  • Installs in place of OEM Fuel Tank Crossmember
  • Part measures 39.375" in Length
  • Thicker than Factory Design
  • CNC Bent and Welded Construction
  • Protect with Rust Buster Rust Converter Paint RB9917
  • Welding Required
  • Ships with an oil protective coating to prevent oxidation during transit
  • Backed by our Lifetime Warranty

Are you a proud owner of a 2006-2010 Hummer H3? Then you know firsthand how this rugged, off-road powerhouse combines style, performance, and capability. Built to take on tough terrain and tackle any adventure, the H3 is an icon in the world of off-roading. However, one challenge these vehicles face is their box frame design, which can trap water and debris, like road salt, causing rust and corrosion over time. At Rust Buster, we understand the importance of keeping your Hummer H3 in top shape, no matter where the road or trail takes you. Our solutions are designed to protect your vehicle’s frame from the inside out, preserving its strength and extending its life. Trust Rust Buster to guard your H3 against rust, so you can keep powering through the toughest environments with confidence.

By utilizing the latest in Scanner Solutions and CAD Software Rust Busters crack engineering team is able to capture your specific model truck's frame contours down to the smallest detail. We take a Modern Approach and tailors each frame section to fit your vehicle and application with the unique vision that puts Fitment, Installation Ease and OE compatibility to the top of our priority list. We strive to set ourselves apart from the competition by being better in every area the current market has to offer, with a combined 45 of experience under Rust Busters Engineering staff we are here to put an end to all your rust issues.  Because of this, we back all of our frame pieces with a Lifetime Warranty.


Installation Instructions

Downloadable PDF: RB7518 Installation Instructions.pdf

Inventory Last Updated: Sep 02, 2025
California Residents: Prop 65 Warning

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