Pay in 4 interest-free payments of $4.25 Learn more
Ships within 48 hours · Estimated delivery Jul 30 - Aug 4
Built to line up perfectly with GDP engine tuning
Stainless fasteners and treated hardware ensure the upgrade stands up to high-heat environments without corrosion or failures
and engine-bay debris
Don’t let factory TCM tuning hold your truck back
SOTF Harness (2006-2010 Duramax LBZ/LMM) wholesale-only Built to line up perfectlyOptimize your Shift on the Fly (SOTF) experience with our SOTF Harness, designed specifically for 2006 2010 Duramax models. Engineered for precision and reliability, this harness ensures seamless integration with your truck, giving you complete control over performance adjustments on the go. Key Features: SOTF Ready: Purpose built for seamless integration in diesel trucks, delivering consistent and responsive performance. Plug and Play Installation:
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