ACDelco 12636278 Original Equipment Fuel Return Hose

The ACDelco 12636278 is an Original Equipment (OE) fuel return hose designed to meet GM's demanding performance and reliability standards. This genuine GM component returns excess fuel from the fuel rail or injectors back to the fuel tank, maintaining proper fuel system pressure and preventing vapor lock.

Key Features:

• Original Equipment quality - same part used in GM vehicle assembly
• Engineered to withstand fuel exposure, high temperatures, and engine bay conditions
• Precision-molded construction ensures proper fit and leak-free operation
• Resistant to deterioration from fuel additives, ozone, and heat cycling
• Direct replacement for worn or damaged factory fuel return lines

ACDelco Original Equipment parts provide GM vehicle owners with guaranteed fit and performance, backed by General Motors engineering. This fuel return hose is manufactured to the same specifications as the original factory component, ensuring reliable fuel system operation and long service life.