GM Fuel Rail Feed Line Gen V+ LT L84 L87 LT1

The GM Genuine Gen V+ Fuel Feed Line – 12679463 is an OE replacement high-pressure fuel line designed for compatible 2019+ Gen V+ GM engines.

This line connects the high-pressure fuel pump to the fuel crossover, making it an important component of the direct-injection fuel system. It is commonly replaced during camshaft installations, DFM delete work, high-pressure fuel pump service, or engine repairs where the factory fuel system has been disassembled.

Features

• Genuine GM / ACDelco OE component
• Connects the high-pressure fuel pump to the crossover
• Designed for compatible Gen V+ direct-injection engines
• Threaded connections on both ends
• Direct replacement for the original fuel line
• Ideal for camshaft swaps, DFM deletes, HPFP service, and engine builds

Common Applications

Designed for many compatible 2019+ Gen V+ GM applications, including engines such as:

• 5.3L L84
• 6.2L L87
• 19+ 6.2L LT1
• 6.6L L8T
• Select 2019+ LT applications
• Other compatible applications originally equipped with GM 12679463

What's Included

• (1) Genuine GM High Pressure Fuel Feed Line