4L60E Wiring Harness Stand Alone for 1999-2006 LS Swaps DBC 4.8 5.3 6.0

Designed for clean, reliable LS swap wiring, this stand-alone 4L60E harness is built for Drive by Cable (DBC) throttle bodies and aligns with 1997-2006 Vortec 4.8L, 5.3L & 6.0L engines. It supports Chevy, GMC, Cadillac, and Hummer trucks paired with the 4L60E transmission, delivering a streamlined install for 1999-2006 LS swap projects. Note: Flex-Fuel Injector Adapters are not included.

• All-in-one stand-alone harness simplifies LS swap wiring and reduces install time.
• Compatibility supports 1997-2006 Vortec 4.8L/5.3L/6.0L with the 4L60E transmission.
• Drive by Cable (DBC) optimized for LS1 engines using a cable throttle setup.
• Includes essential connections for sensors, ECU/PCM, and trans control for reliable operation.
• Vehicle coverage fits Chevy, GMC, Cadillac, and Hummer trucks with the specified engine families.
• Not for Flex-Fuel Adapters noted—Flex-Fuel Injector Adapters are not included.

Upgrade your ride with a tidy, dependable harness that eliminates guesswork, improves reliability, and makes your LS swap easier than ever. Ready to install—purchase now or learn more about compatible builds.