GM E99 ECM Service (Global B) - Upgrade Only Coupler Delete Driveshafts Interlocking Fail-Safe Design – Ensures

Interlocking Fail-Safe Design – Ensures reliability under high stress

No other tuning or calibration tools can be used with the ECM (including dealer reflash tools)

the average lead time for this product is 6-8 weeks

Black knob with inlaid 6-speed logo top

and filter housings — a must-have for dialing in EFI and carbureted fuel systems

GM E99 ECM Service (Global B) - Upgrade Only Coupler Delete Driveshafts Interlocking Fail-Safe Design – EnsuresHP Tuners is thrilled to offer support for the GM Global B E99 ECM found in various 2020+ GM vehicles (listed below). This one time, send in upgrade service is required to enable diagnostics and tuning capabilities in VCM Suite (BETA). Shipping address for send in E99 ECM service (Global B): HP Tuners (ATT: GM E99 ECM Service [Global B]), 700 Eastwood Ln, Buffalo Grove, IL 60089 This is a send in service which means you must first send us your