Fitment:
Compatible with Silverado 2500 HD 6.6L 2001 2002 2003 2004
Compatible with Silverado 3500 6.6L 2001 2002 2003 2004
Compatible with Sierra 2500 HD 6.6L 2001 2002 2003 2004
Compatible with Sierra 3500 6.6L 2001 2002 2003 2004
compatible with C4500 Topkick 6.6L 2003 2004
compatible with LB7 Duramax 6.6L Diesel Engines 2001 2002 2003 2004
Replaced Part Number:
904-126, 904126, 904-127, 904127, 904-128, 904128, 904-129, 904129, 97188720, 97188721, 97188722, 97188723
Main Functions:
High-pressure Fuel Delivery: Precisely transports fuel from the fuel rail to injectors under extreme high pressure.
Leak-proof Sealing: Precision-formed interfaces ensure a tight seal, avoiding fuel leakage, power loss and safety hazards.
Restores Engine Performance: Replaces aged or leaking lines, resolving unstable idle, avoiding cracking, poor power and increased fuel consumption.