Dinan and DynoComp Co
Dinan and DynoComp put an hold on modify or Fine Tunning on the ECU . 1st the Fuel PUmp issue have not solve. The High Pressure Fuel pump. 2nd Cooling System are very weak that is why alot of 335i owner are complaining why the oil Temperature are running hot. There are some 335i out there does not have Cooling system. They are using KY base to cooliing down the Turbo. Alot of 335i are breaking down or having cold cranking issue right now. Dealer are slowly replacing the high pressure fuel pump. However, they denied having the Cooling system on some model and other they dont.