Sinister Diesel CAT Fuel Filter Adapter for 2001–2016 GM Duramax 6.6L | 2-Micron CAT Filter Upgrade for Chevy/GMC Diesel | Improved Filtration & Durability | SD-CATADAPT-DMAX

Sinister Diesel CAT Fuel Filter Adapter for 2001–2016 GM Duramax 6.6L | 2-Micron CAT Filter Upgrade for Chevy/GMC Diesel | Improved Filtration & Durability | SD-CATADAPT-DMAX

• Genuine CAT Filter Included: Unlike some competitors, this kit includes an authentic Caterpillar 2-micron fuel filter—no knockoffs or off-brand substitutions, just proven reliability and performance.
• Ditch the Stock Junk! Replace that failure-prone factory filter with a high-efficiency 2-micron CAT filter and give your Duramax the protection it deserves.
• Built to Last: Precision CNC-machined from billet aluminum for long-term durability and strength—no more plastic parts that crack or fail.
• Compatible with 2001–2016 Duramax: Designed for a perfect fit on Chevy Silverado and GMC Sierra 2500/3500 HD trucks with the 6.6L Duramax engine
• Clean, Durable Finish: Anodized in Sinister Blue for corrosion resistance and a clean, custom look under the hood.
• Everything You Need in One Kit: Includes adapter base, stand-off spacer, CAT filter, and all required installation components.
• Quality You Can Trust: Designed, tested, and assembled in the USA at Sinister Diesel’s California facility for performance and reliability.