Dynojet AT-131 - PV3 Autotune Kit (with Bungs) for Harley-Davidson J1850 ECU ServiceNumber_AR29_14C204_APA Catch code: RICH

Catch code: RICH

Part number: FA5A-12A650-BB

Part number: 6C2A-12A650-YC

Catch code: MRS0

Catch code: CUU0

Dynojet AT-131 - PV3 Autotune Kit (with Bungs) for Harley-Davidson J1850 ECU ServiceNumber_AR29_14C204_APA Catch code: RICHThe Dynojet PV3 Autotune Kit (with Bungs) for Harley Davidson J1850 ECU is built for tuning setups where wideband feedback is part of the plan. It gives the calibration process better data to work from instead of relying only on a base map and guesswork. Why It Matters Adds wideband feedback support for compatible Dynojet tuning systems Helps refine fueling when the vehicle setup changes A strong add on for builds where accurate air fuel data matters