Fleece Performance FPE-CUMM-SSFTN Stainless Steel Fuel Supply Tube Nuts for Cummins 5.9L 6.7L

Fleece Performance stainless steel fuel supply tube nuts provide superior sealing performance for Cummins 5.9L and 6.7L diesel engines. Manufactured from 300 series stainless steel with precision tolerances, these replacement nuts ensure proper sealing on injector tubes and high-pressure injection lines, preventing fuel leaks and maintaining optimal fuel system integrity.

Key Features:

• Premium 300 series stainless steel construction for corrosion resistance and durability
• High-tolerance manufacturing ensures consistent, leak-free sealing
• Direct replacement for factory fuel tube nuts
• Compatible with both 5.9L and 6.7L Cummins diesel engines
• Designed for use on injector tubes and high-pressure injection lines

Replaces OEM Part Numbers:

• Cummins: 5264181, 3946625, 4893739
• Mopar: 5086866AB
• Bosch: F00RJ00437

These precision-engineered nuts are an essential component for maintaining fuel system reliability during injector replacement, fuel line service, or performance upgrades on Cummins-powered Dodge Ram trucks and commercial vehicles.