Diesel Dollars is Southern Diesel Supply's Loyalty Program. Purchasing with Us Earns you 1 Point for every 1 Dollar spent to use for future buys!
By ordering the FASS No-Drop Titanium Signature Series Fuel System (2001–2010 6.6L Duramax) you will earn 820 DIESEL DOLLARS in your SDS Fuel Tank!
FASS No-Drop Titanium Signature Series Fuel System for GMC/Chevrolet 2001–2010 Duramax 6.6L
If you drive a 2001–2010 GMC/Chevrolet with the Duramax diesel engine, upgrading your fuel filtration and delivery will triple the life of the injection system, increase MPG and power, provide exceptional extreme cold weather operation, and more.
That’s exactly why we engineered the Titanium Signature Series Fuel System — to outlast and outperform anything else on the market. This fuel system is designed to provide the purest possible fuel to your Duramax and is built to outlast it.
TheNo-Drop Titanium Signature Series Fuel Systemis designed for customers who want all the performance and protection of a FASS fuel systemwithout dropping the fuel tank. This system utilizes our6061‑T6 billet aluminum Single Bolt Fuel Sumpwith a suction port and a return port utilizing one single hole in the bottom of the fuel tank.
The FASS system draws and returns fuel to the sump, giving you an ultra‑clean and simple installation.
Peace of Mind, Efficiency, Power
Supports Stock & Modified Duramax:Plenty of fuel for stock and modified GM/Chevy trucks.
Injector Protection:Willtriplethe life of your injectors and injection pump.
FASS Filtration:Optimizes combustion, restores horsepower, and maximizes MPG (results vary).
Limited Lifetime Warranty:Register your FASS system and you’re covered.
Advanced Filtration Technology
FASS doesn’t just move fuel — we filter it better than anyone:
Water Separation:Third‑party proven to eliminate over 99% of water.
Air/Vapor Removal:Eliminates entrained air and vapor that damages injection systems and reduces power and efficiency.
2 Micron Absolute Filtration (Microglass):Removes debris smaller than OEM filters can catch.
Mass Flow Return (MFR):Constantly polishes diesel fuel by sending unused fuel back through the filters so your tank always holds clean, conditioned fuel.
Key Benefits
Improves Reliability:Triples injection system life
Maximized Horsepower:Stronger throttle response, improved fuel atomization, restored injection timing, and a more balanced engine.
Optimized MPG:More efficient and complete combustion (results vary).
Peace of Mind:Extreme Water Separator acts as a fail‑safe during severe fuel contamination, preventing costly repairs and downtime.
Extreme Cold Weather Confidence:Dependable starts and operation in extreme cold climates, especially when paired with an appropriateFASS Fuel Heater.
Proven Reliability:Less than a 0.5% failure rate.
Cleaner Operation:Improved fuel quality reduces DPF regens and soot output.
Improves Fuel Lubricity:Increases lubricity by at least 10%.
Key Features
Fuel Flow:Supports stock and modified 6.6L Duramax engines up to 1500 HP (based on horsepower selection).
2‑Micron Absolute Filtration:Captures finer debris than OEM filters.
Removes over 99% of water from fuel (third‑party verified).
Patented FASS air and vapor removal process.
1,000,000+ mile motor life.
30,000‑mile filter life expectancy.
Limited Lifetime Warranty (with registration).
Optional electric fuel heater kits available.
Mass Flow Return (MFR):Continuously polishes fuel for maximum cleanliness.
Whisper Technology:Industry’s quietest motor.
Performance Radius Cuts (PRC):Smoother internal fuel flow with no sharp restrictions.
Heavy‑duty bolt‑on steel mounting brackets.
No‑Drop Configuration:Includes Single Bolt Fuel Sump Kit — drill a single hole and bolt the sump in place.
Why Choose FASS?
At FASS, we don’t rush products to market — we strive for perfection and settle for excellence. Our systems have a failure rate of less than 0.5%, which is why diesel owners across the country trust FASS to protect their investment.
Whether you daily‑drive your Duramax‑powered GMC or Chevrolet or are building serious horsepower, the FASS Titanium Signature Series Fuel System delivers peace of mind and performance you can feel.
