2024 Cx90 Trimstart. Jb4 adds functionality with a plug and play obdii canbus connection allowing the jb4 to take in critical engine data directly from the ecu. Select, preferred, preferred plus, preferred phev, premium, s, premium phev, premium plus, s premium, premium plus phev, and s premium plus.

Jb4 adds functionality with a plug and play obdii canbus connection allowing the jb4 to take in critical engine data directly from the ecu. The first of 11 possible trims begins with the base turbo select.