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Rudy's Performance Parts

Rudy's CAT Fuel Filter Adapter For 01-16 6.6 Duramax

Rudy's CAT Fuel Filter Adapter For 01-16 6.6 Duramax

$59.95 USD
$59.95 USD
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Upgrade your Duramax fuel system with Rudy’s CAT Fuel Filter Adapter Kit, designed for 2001–2016 GM 6.6L Duramax engines. This kit allows you to install a high-efficiency 2-micron CAT-style filter in place of the restrictive OEM filter—without any major modifications. Whether you're running an LB7, LLY, LBZ, LMM, or LML, this adapter improves fuel cleanliness and injector protection.

The billet aluminum adapter mounts directly to the factory location and includes all required hardware for a hassle-free installation. It comes with a standoff spacer and a CAT 1R-0750 compatible 2-micron filter that’s widely available and cost-effective to replace. This is a proven solution for extending fuel system life while enhancing performance and reliability in your Duramax-powered truck.

Features:
  • 2-micron filter offers superior fuel system protection
  • Compatible with 2001–2016 6.6L Duramax diesel engines
  • Direct bolt-on install, no cutting or tuning needed
  • Includes CAT-style filter interchangeable with 1R-0750
  • CNC-machined billet aluminum adapter for strength
  • Zinc-coated hardware resists rust and corrosion
  • Works with factory fuel filter housing locations
  • Improves injector lifespan and fuel cleanliness
Specifications:
  • Material: CNC-machined billet aluminum
  • Filter Rating: 2 micron
  • Filter Compatibility: CAT 1R-0750 and equivalents

Included:

  • (1) CAT Fuel Filter Adapter
  • (1) Standoff Spacer
  • (1) Hardware Kit
  • (2) 2 Micron Fuel Filters (Interchangeable with the 1R-0750 CAT fuel filter)

Fitment:

  • 2001 Chevrolet/GMC 6.6L Duramax Diesel LB7
  • 2002 Chevrolet/GMC 6.6L Duramax Diesel LB7
  • 2003 Chevrolet/GMC 6.6L Duramax Diesel LB7
  • 2004 Chevrolet/GMC 6.6L Duramax Diesel LB7/LLY
  • 2005 Chevrolet/GMC 6.6L Duramax Diesel LLY
  • 2006 Chevrolet/GMC 6.6L Duramax Diesel LLY/LBZ
  • 2007 Chevrolet/GMC 6.6L Duramax Diesel LBZ/LMM
  • 2008 Chevrolet/GMC 6.6L Duramax Diesel LMM
  • 2009 Chevrolet/GMC 6.6L Duramax Diesel LMM
  • 2010 Chevrolet/GMC 6.6L Duramax Diesel LMM
  • 2011 Chevrolet/GMC 6.6L Duramax Diesel LML
  • 2012 Chevrolet/GMC 6.6L Duramax Diesel LML
  • 2013 Chevrolet/GMC 6.6L Duramax Diesel LML
  • 2014 Chevrolet/GMC 6.6L Duramax Diesel LML
  • 2015 Chevrolet/GMC 6.6L Duramax Diesel LML
  • 2016 Chevrolet/GMC 6.6L Duramax Diesel LML

Note:

  • 1 Year Warranty

 

  • Ships from San Diego

    We ship from our San Diego dealer network. Most in-stock gear goes out within a few business days — shipping's calculated at checkout by size and destination.

  • Wrong fitment? We make it right.

    If a part doesn't fit your platform the way it should, send it back. We handle the return and find you the part that does.

  • Authorized dealer support

    Every product moves through proper channels. Full manufacturer warranty, real tech support — no gray-market headaches.