Signature EGR Upgrade Kit - Duramax
Signature EGR Upgrade Kit grouped by options for Duramax fitment.
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Upgrade to the DIESELR 3.5" Downpipe for 2017-2026 Duramax L5P. Reduce backpressure, lower EGTs, and improve turbo spool with this high-flow upgrade.
Signature EGR Upgrade Kit grouped by options for Duramax fitment.
Cat & DPF Race Pipe grouped by options for Duramax fitment.
Fix L5P up-pipe failures with this stainless bolt-on kit. Better turbo response, lower EGTs, and no leaks. Fits 2017–2024 Duramax 6.6L.
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Outline your vehicle, performance targets, and timeline. The build desk will confirm availability, pricing, and next steps in writing.
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