FASS No-Drop Series 290GPH Fuel System for 2001-2016 GM/Chevy Duramax 6.6L NDTSC10290G

The FASS No-Drop Series 290GPH Fuel System for 2001-2016 GMC/Chevrolet Duramax 6.6L is a high-capacity diesel lift pump package built for serious Duramax trucks that have moved well beyond stock fuel demand. Part number NDTSC10290G combines the TSC10290G Titanium Signature Series Fuel System with the SK5501 FASS Fuel Sump Kit, giving builders a matched package designed to support approximately 1,200-1,500 horsepower while simplifying installation compared to buying the major components separately.

This system is intended for Duramax owners building trucks with major injector upgrades, aggressive tuning, high-output turbocharger combinations, dual fueler support, competition use, or other high-demand fuel system requirements. In that environment, stock-style fuel supply is no longer enough. A properly sized lift pump becomes critical for maintaining stable low-side fuel delivery, improving overall fuel quality, and reducing the chance that fuel supply limitations will become the weak link as horsepower climbs.

What This No-Drop Kit Includes

This FASS No-Drop kit includes the major components needed for a complete high-flow lift pump installation:

• One (1) TSC10290G - Titanium Signature Series Fuel System for 2001-2016 GM/Chevy Duramax 6.6L
• One (1) SK5501 - FASS Fuel Sump Kit

One of the biggest advantages of the No-Drop package is installation efficiency. By including the sump kit, FASS gives buyers a more complete fuel system solution designed to simplify the installation process and help prevent the need to remove the fuel tank. Instead of piecing together separate parts, the installer gets a matched package built around a straightforward, high-flow upgrade path.

Why High-Horsepower Duramax Trucks Need More Than Stock Fuel Supply

On a common rail Duramax, fuel system performance is not just about raw volume. Fuel stability, filtration quality, air separation, and water removal all play a major role in how consistently the truck runs under load and how well the injection system holds up over time. As fueling demand rises, the margin for error gets smaller. Trucks in the 1,200-1,500 horsepower range need substantial low-side support to avoid supply issues under sustained throttle and hard use.

According to the provided manufacturer information, this No-Drop kit offers the following benefits:

• Increases fuel lubricity at least 10%
• Can 3x the life of injection components
• Removes over 99% of the water from fuel
• Eliminates entrained air and vapor
• Filters debris down to 2 microns absolute
• Provides far more fuel flow than OEM
• Electric Fuel Heater Kits available for cold environments
• Drastically simplifies installation

Those features matter because aerated fuel, contaminated fuel, or unstable low-side supply can contribute to drivability issues, inconsistent tuning behavior, harder starts, and accelerated wear on expensive fuel system components. FASS systems are designed to address those issues by conditioning the fuel before it reaches the rest of the Duramax fuel system.

290GPH System Positioning and 8-10 PSI Output

The manufacturer description lists this No-Drop system as supporting approximately 1,200-1,500 horsepower applications, placing it in the upper end of performance Duramax fueling support. While the source material references a 250gph / 8-10 PSI configuration in one line, this kit is identified by part number TSC10290G and marketed as the 290GPH No-Drop Series package. The important takeaway for the buyer is that this system is intended for extremely demanding fuel supply needs, with 8-10 PSI output designed to support stable low-side delivery under high fuel demand.

For performance Duramax owners, that overhead matters. A lift pump that is undersized today can become an immediate limitation after the next injector or turbo change. For trucks with aggressive long-term power goals, a larger-capacity system helps avoid needing to revisit the low-pressure side of the fuel system too soon.

Why the No-Drop Sump Kit Matters

The included SK5501 fuel sump kit is more than a convenience item. On high-flow lift pump systems, the pickup side of the installation matters. Restrictive or poorly planned fuel pickup arrangements can hold back system performance or add unnecessary complexity to the install. By packaging the sump with the lift pump, FASS gives buyers a cleaner solution intended to streamline the install and improve the overall upgrade path.

That is especially useful on trucks where labor time, install simplicity, and reliability matter just as much as the final fuel flow number. For shops and experienced DIY installers alike, the No-Drop configuration offers a cleaner way to approach a major fuel system upgrade.

Duramax Fitment and Related Fuel System Categories

This kit fits 2001-2016 GM/Chevy 2500HD and 3500HD trucks equipped with the 6.6L Duramax. That includes support across the major Duramax generations from LB7 through LML.

For generation-specific fuel system parts and related categories, see:

• 01-04 LB7 Duramax Fuel System
• 04.5-05 LLY Duramax Fuel System
• 06-07 LBZ Duramax Fuel System
• 07.5-10 LMM Duramax Fuel System
• 11-16 LML Duramax Fuel System
• Duramax FASS Lift Pumps
• FASS Lift Pumps

Vehicle Fitment by Year

Troubleshooting and Installation Notes

On high-capacity diesel lift pump systems, installation quality matters just as much as the hardware. If a truck shows hard starts after installation, unusual pump noise, erratic pressure behavior, or inconsistent fuel delivery under load, the first points to inspect are usually fittings, sump sealing, electrical supply, hose routing, and filter condition. A system built for major horsepower should also be checked for overall fuel system compatibility across the full build.

• Inspect all fuel fittings and hose routing carefully after installation
• Verify sump sealing if any fuel seepage or pickup issue appears
• Prime the system correctly before first start and after filter changes
• Monitor filter service intervals because restriction affects supply performance
• Check power and ground quality if pump operation seems inconsistent
• Watch fuel pressure on high-output setups where stable supply matters most

For trucks operating in severe winter conditions, the availability of Electric Fuel Heater Kits is worth noting. Cold-weather fuel handling can affect fuel flow and reliability, especially on trucks that see year-round service.

Video

FAQ