"CAN" Plug (2017-2019 6.6L Duramax L5P)

The CAN Plug L5P Duramax by GDP Performance is built for owners who take tuning seriously. It connects directly to the truck’s CAN bus system on 2017–2019 6.6L Duramax L5P models, delivering a clean, factory-grade install—no wire splicing or guesswork.

Every GDP CAN plug is engineered to handle heat, vibration, and road grime while maintaining rock-solid communication between your tuning hardware and the ECM. Whether you’re towing, tuning, or daily driving, this connection keeps your truck performing smoothly and consistently.

Why Choose GDP CAN Bus Plug for L5P Duramax

• Direct fit for 2017–2019 L5P Duramax
• No-splice installation for an OEM-grade finish
• Durable build resists heat and vibration
• Maintains stable data transfer for tuning accuracy
• Backed by GDP’s proven quality and support

Reliable Connections for Duramax Tuning

Cheap connectors and cut wires cause signal loss, tune errors, and frustration. The GDP CAN Plug uses precision terminals that lock tight and stay clean, ensuring every packet of data moves exactly as intended.

When your setup depends on perfect communication, don’t settle for chance. GDP CAN Bus Plug for L5P Duramax gives you the connection you can trust—because tuning starts with signal integrity.