Fits: 2011 thru 2014 Chevy Silverado/GMC Sierra 2500HD/3500HD LML Duramax Diesels 

The FASS Titanium Signature Series PLUS 165GPH Fuel System is designed for 2011-2014 LML Duramax engines, delivering reliable fuel flow up to 165 gallons per hour. Featuring advanced 2-micron filtration, water separation, and patented air/vapor removal, it protects your injection system and extends injector life. Built with durable aluminum fittings and black fuel lines, this system ensures a clean, long-lasting installation backed by a limited lifetime warranty. Ideal for supporting high-performance Duramax engines up to 1000 HP.

Features: 

• New Whisper Technology

• Complete Replacement System

• 165 Gallons Per Hour Flow Rating

• Removes Water, Air and Debris from Diesel Fuel

• 2 Micron Filtration Rating

• Protects and Extends the Life of Your Injectors

• Improved Cold Weather Starts

• Decreases Carbon Monoxide & Carbon Dioxide Emissions

• Fuel Mileage Improvement

• Improved Fuel Volume Delivery

• Smoother Engine Idle

• Optional Electric Heater Ports

• Optional Fuel Pressure Gauge Port

• 1,000,000 Mile Motor

• 30,000 Mile Filter Life Expectancy

• Quietest Motor on the Market

Includes: 

• ORB (O-Ring Boss) Fittings

• 6061 Aluminum Black Anodized Fittings

• Black Fuel Line

• ½ Inch Fuel Lines and Ports

DmaxStore Notes: 

• The difference between the Standard Signature Series & Signature Series Plus is equipped with ORB (O-Ring Boss) Fittings, 6061 aluminum black anodized fittings, and black fuel line for an ultra-clean installation! 

• Installation of this kit on a cab and chassis may require modifications.

Instructions: 

• Installation Manual 

Warranty:

• Limited Lifetime Warranty