In truth the difference is relatively simple. dexos 1 oils are for gasoline engines and appear to be primarily aimed at the North American vehicle market. dexos 2 oils are for diesel engines (and for European gas powered engines). Often dexos 2 oils will meet API gas engine specs such as API SN, so you […]

Now there are vehicles that run with ethanol or gasoline or both of them. North American vehicles can run on 10% ethanol/90% gasoline with no modifications. Going beyond 10% ethanol generally requires special engineering. Flex Fuel vehicles can accept up to 85% ethanol. As E85 is more corrosive, special fuel system materials are also required. […]

There are different types of Fuel System Cleaner available on the market which must be use at every 3200/Km or twice a month for best results. PROTEX #94300 must be use at every 5000/Km, at every oil change or once a month. The 3-in-one Cleaners (clean injectors, admission valves and combustion chambers) as PROTEX #94350 […]