Quote:
Originally Posted by JDMDreams
Speaking about fuel, does any one use additives? I was recommended Luca's upper cylinder lubricant. Apparently it increases mpg, and cleans out your fuel system + injectors. Some people seem to use it every few months as a treatment, or some add some in in every fill up
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Most of the stuff out there doesn't really work for DI engines. Liqui Moly has something that is specifically for it, so I'm considering giving it a try.