Sinister Diesel CAT Fuel Filter Adapter Kit for 2001-2016 GM Duramax (6.6L) - SD-CAT-DMAX

Fits select 2001-2016 Chevrolet and GMC 2500/3500 HD trucks, commercial vehicles, and vans equipped with the 6.6L Duramax engine.

Protect your high-pressure fuel system and injectors from premature wear with the Sinister Diesel CAT Fuel Filter Adapter Kit. This upgrade replaces the factory fuel filter with an ultra-fine 2-micron Caterpillar spin-on filter, significantly improving filtration efficiency and capacity compared to the OE unit. By capturing smaller contaminants, this kit helps prevent costly injector failure and maintains optimal fuel flow.

The adapter is precision CNC-machined from high-grade billet aluminum and features Sinister Diesel's signature blue anodized finish for maximum corrosion resistance. Designed as a direct bolt-on solution, this kit requires no modifications for installation and includes all necessary hardware for a clean setup.

• Ultra-fine 2-micron Caterpillar fuel filter for maximum protection
• CNC-machined billet aluminum adapter base
• Signature blue anodized finish for durability and corrosion resistance
• Improved filtration capacity reduces long-term maintenance costs
• Complete kit: includes adapter base, CAT filter, standoff spacer, and O-rings/hardware
• Manufactured and tested in the USA
• MPN: SD-CAT-DMAX