Trinity 2 GM 6.6L L8T Gas Unlock and Tune Kit 9266-R crankshafts-and-parts 6 V8 1970 - 1974

6 V8 1970 - 1974 Ford Custom 500 351/5

Part Number: 15711

4L/V8 1998 - 2000 Chevrolet K3500 7

Oldsmobile Toronado (1986-1987)

Trinity 2 GM 6.6L L8T Gas Unlock and Tune Kit 9266-R crankshafts-and-parts 6 V8 1970 - 1974The 2020 2023 6. 6L L8T powered GM gas trucks have been locked down since their introduction. Owners of these trucks have been waiting patiently for a tuning solution, and DiabloSport has delivered in a big way! The new 9266 R kit includes our industry leading Trinity 2 on dash tuner, along with the locksmith device and harness required to unlock both the ECM in your truck. Once unlocked, the Trinity 2 offers up tunes for 87, 91 and 93 octane fuels,