Predator 2 w/ ECM Unlock kit for 2020-2023 GM 6.6L L8T Gas 7266-R rear-brake-hose 4L V8 1971 - 1972

4L V8 1971 - 1972 Chevrolet Kingswood 402/6

13/8 V 1976 - 1978 Chevrolet C30   4

1988-1998 Chevrolet C2500 262 CID

7L V8 1985 Jeep Cherokee Chief 173/2

Predator 2 w/ ECM Unlock kit for 2020-2023 GM 6.6L L8T Gas 7266-R rear-brake-hose 4L V8 1971 - 1972Unlock and tune your 2020 2023 GM L8T powered truck at home with our 7266 R Predator 2 kit! We provide our industry exclusive Locksmith device and ECM harness with our popular Predator 2 handheld device to give you the ability to tune without removing the ECM. Once unlocked, the provided tunes can add big power to your 6. 6L gas truck, while also improving throttle response, shifting, and more. Tunes for 87, 91 and 93 octane fuel are provided, as well