2017–2019 L5P | L5D Duramax Throttle Valve Delete
Eliminate Weak Links. Maximize Boost.
Designed for 2017–2019 L5P and L5D Duramax engines, this upgraded throttle valve replaces one of the most failure-prone components in the factory system. The OEM throttle valve assembly uses a plastic ring seal that often leaks under high boost and high temperature. This precision-machined aluminum replacement solves that issue permanently with improved sealing, strength, and reliability.
Manufactured from high-quality materials and precision machined for a perfect fit, this throttle valve delete plug installs using the factory mounting location and hardware. The simple design provides a reliable, leak-free seal while reducing unnecessary components in the intake system.
Whether you’re looking to simplify your engine bay, improve airflow characteristics, or complete a performance-oriented build, this throttle valve delete kit offers a straightforward solution for custom-tuned L5P Duramax applications. Installation is quick and requires minimal modifications, making it an excellent upgrade for enthusiasts focused on performance and reliability.
Features
- Fits 2017-2025 Chevrolet Silverado and GMC Sierra 2500HD/3500HD 6.6L Duramax L5P
- Eliminates the restrictive factory throttle valve
- Promotes smoother intake airflow
- Improves turbocharger response and boost transitions
- Precision-machined design for a secure, leak-free fit
- Installs using factory mounting hardware
- Durable construction built to withstand demanding diesel applications






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