4990721 | Genuine Cummins® Throttle Body Actuator A/C receiver‑drier A healthy turbo usually has

A healthy turbo usually has a smooth “whoosh” or gentle whistle

Maintains system health with minimal maintenance

Part Number: 04-31354-004

1/2 TON CARGO SAVANA

DDE-A0001404839

4990721 | Genuine Cummins® Throttle Body Actuator A/C receiver‑drier A healthy turbo usually hasDescription: A Throttle Body Actuator 4990721 is an electric motor inside or attached to the Electronic Throttle Body that opens and closes the throttle plate to control how much air enters the engine. Part Number: 4990721 Condition: New Manufacture Brand: Cummins Fits For 4990721 Cummins ISL G and ISX 11. 9G Engines (2010 2018) Purpose of using 4990721 1. Control Engine Power The actuator opens the throttle plate to allow more air into the engine