DieselSite 4R100 Transmission Cooler Bypass Delete Kit 99-03 Ford 7.3L Powerstroke Select Vehicle Type:E-Series (Van) SIMPLE INSTALLATION: All systems use

SIMPLE INSTALLATION: All systems use factory mounting locations providing stability and hassle-free installation

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DieselSite 4R100 Transmission Cooler Bypass Delete Kit 99-03 Ford 7.3L Powerstroke Select Vehicle Type:E-Series (Van) SIMPLE INSTALLATION: All systems useWhat's an inexpensive way to ensure your Powerstroke's transmission stays as cool as possible? Easy, this simple to install kit from DieselSite! From 1999 2003, the Ford 7. 3L Automatic Transmission (4R100) had an external cooler bypass tube that redirected transmission fluid from the pump output back to the return line of the transmission. The bypassing of the cooler was supposed to happen until the fluid reached operating temps. Unfortunately, these