Disables Dynamic Fuel Management (DFM) and auto start-stop systems for full V8 operation
Plug-and-play installation integrates with ECM for instant performance restore
No permanent modifications or tuning required, preserving factory warranty and dealer services
Leaves no trace when removed, ensuring true return to stock status
Compatible with 2021-2026 GM Silverado, Sierra 1500, Tahoe, Suburban, Yukon, and Escalade
Summarized by Shop
Range RA007 - DFM Inline Module GM Refresh Computer Module - Refresh - Dynamic Fuel Management / Auto Start/Stop Disabler - GM GenV LT-Series - GM Fullsize SUV / Truck 2021-25 - Each DFM Module for Refresh V8 models - 2021-2026 GM SUV and 2022.5-2026 GM 1500 Truck *Some vehicles may still engage 0-cylinder mode while coasting with this produ
Compatibility
2021-2026 GM Silverado, Sierra 1500, Tahoe, Suburban, Yukon, Escalade (5.3L and 6.2L V8 engines)