
Fass STK5500 Fuel Sump Kit for Reliable Fuel Access
The Fass STK5500 Fuel Sump Kit is designed to provide a consistent and reliable fuel supply to your vehicle, eliminating the common issues associated with low fuel levels. This high-quality kit features a billet bulkhead fitting that allows you to draw fuel from either the top or bottom of the tank, ensuring maximum fuel utilization and preventing the dreaded “quarter tank” problem. Whether you’re driving on rough terrain, towing heavy loads, or just want peace of mind during everyday driving, the STK5500 keeps your engine running smoothly with uninterrupted fuel flow.
The precision-engineered billet bulkhead fitting not only ensures a secure and leak-free installation but also provides superior durability for long-term performance. This sump kit is the ideal solution for any driver looking to optimize their fuel system and eliminate the risk of fuel starvation, especially when paired with FASS fuel systems.
Key Features:
- Versatile Fuel Access: Draws fuel from both the top and bottom of the tank, maximizing fuel use and preventing air from entering the system.
- Billet Bulkhead Fitting: High-quality construction ensures a secure, leak-free connection and long-lasting durability.
- Eliminates Quarter Tank Issues: Prevents fuel starvation at low fuel levels, ensuring consistent performance and reliability.
- Enhanced Fuel System Performance: Ideal for use with FASS fuel systems, improving fuel delivery and overall vehicle efficiency.
Upgrade your fuel system with the Fass STK5500 Fuel Sump Kit and enjoy the confidence of uninterrupted fuel flow, no matter the driving conditions. Experience improved reliability and performance with this essential fuel system upgrade

Fass STK5500 Fuel Sump Kit for Reliable Fuel Access
The Fass STK5500 Fuel Sump Kit is designed to provide a consistent and reliable fuel supply to your vehicle, eliminating the common issues associated with low fuel levels. This high-quality kit features a billet bulkhead fitting that allows you to draw fuel from either the top or bottom of the tank, ensuring maximum fuel utilization and preventing the dreaded “quarter tank” problem. Whether you’re driving on rough terrain, towing heavy loads, or just want peace of mind during everyday driving, the STK5500 keeps your engine running smoothly with uninterrupted fuel flow.
The precision-engineered billet bulkhead fitting not only ensures a secure and leak-free installation but also provides superior durability for long-term performance. This sump kit is the ideal solution for any driver looking to optimize their fuel system and eliminate the risk of fuel starvation, especially when paired with FASS fuel systems.
Key Features:
Versatile Fuel Access: Draws fuel from both the top and bottom of the tank, maximizing fuel use and preventing air from entering the system.
Billet Bulkhead Fitting: High-quality construction[...]
Fass STK5500 Fuel Sump Kit for Reliable Fuel Access
The Fass STK5500 Fuel Sump Kit is designed to provide a consistent and reliable fuel supply to your vehicle, eliminating the common issues associated with low fuel levels. This high-quality kit features a billet bulkhead fitting that allows you to draw fuel from either the top or bottom of the tank, ensuring maximum fuel utilization and preventing the dreaded “quarter tank” problem. Whether you’re driving on rough terrain, towing heavy loads, or just want peace of mind during everyday driving, the STK5500 keeps your engine running smoothly with uninterrupted fuel flow.
The precision-engineered billet bulkhead fitting not only ensures a secure and leak-free installation but also provides superior durability for long-term performance. This sump kit is the ideal solution for any driver looking to optimize their fuel system and eliminate the risk of fuel starvation, especially when paired with FASS fuel systems.
Key Features:
- Versatile Fuel Access: Draws fuel from both the top and bottom of the tank, maximizing fuel use and preventing air from entering the system.
- Billet Bulkhead Fitting: High-quality construction ensures a secure, leak-free connection and long-lasting durability.
- Eliminates Quarter Tank Issues: Prevents fuel starvation at low fuel levels, ensuring consistent performance and reliability.
- Enhanced Fuel System Performance: Ideal for use with FASS fuel systems, improving fuel delivery and overall vehicle efficiency.
Upgrade your fuel system with the Fass STK5500 Fuel Sump Kit and enjoy the confidence of uninterrupted fuel flow, no matter the driving conditions. Experience improved reliability and performance with this essential fuel system upgrade