2017-2023 6.6L GM Chevy Duramax L5P Tuner Harness Plug Kit

Truck Tok

High-quality materials provide long-lasting durability and reliable performance.

Designed for use with Race Tuner installations on tuned trucks.

Replace the worn-out, damaged or faulty plugs factory wiring harness.

Weatherproof caps with factory-style interfaces, designed for harness connectors.

Protects sensitive exhaust and EGR connectors from the elements on tuned trucks.

Protects engine circuits from interference and ensures a cleaner look after emissions removal.

Does NOT include DEF tank harness components or SOTF tuning caps.

Fits 2017–2023 6.6L GMC Chevrolet Duramax LML engines.