This stuff works great been using it for years and have used the regular and synthetic makes engine quieter and oil consumption...  Read More

This stuff works great been using it for years and have used the regular and synthetic makes engine quieter and oil consumption slowed and have used it in both diesel and gas engines with great results have a harley now and just put it in it and really quited done the top end noise will keep on using these products  Read Less

Works great in autosmy dose is half a bottleand 1 small size biotech lube guard engine treatment per 5 quartsgreat in my lawnmo...  Read More

Works great in autosmy dose is half a bottleand 1 small size biotech lube guard engine treatment per 5 quartsgreat in my lawnmowersalsoyou can hear the differencequieter and smootherin bothalso i use it in a lube bottle to lubricateanything thats needs lubedi can reccomend this because i have used it with great resultsit is not real thickplus for me in enginescan flow wellhas worked great for me everytime  Read Less

Lawn mower pressure washer cars trucks boats jetskis atvsutvs and anything else im missing

Lawn mower pressure washer cars trucks boats jetskis atvsutvs and anything else im missing  Read Less

Honestly i dont know how anyone would know if this really works without a facility and testing equipment

Honestly i dont know how anyone would know if this really works without a facility and testing equipment  Read Less

The price is a little steep though

The price is a little steep though  Read Less

I probably wouldnt pay 20 a quart for it although ive seen for myself that it works after taking an engine apart that i used it in

I probably wouldnt pay 20 a quart for it although ive seen for myself that it works after taking an engine apart that i used it in  Read Less

I always use this stuff everytime i change our oil an will continue to only issue this time was one of the bottles was opened a...  Read More

I always use this stuff everytime i change our oil an will continue to only issue this time was one of the bottles was opened an leaked all in the box an my other order that was with it  Read Less

I use synthetic oil so i upgraded to synthetic additive from lucas

I use synthetic oil so i upgraded to synthetic additive from lucas  Read Less

Lucas oil makes fantastic products and this one would have to be my second favorite

Lucas oil makes fantastic products and this one would have to be my second favorite  Read Less

I don’t use anything else except lucas products from additives to gear oil

I don’t use anything else except lucas products from additives to gear oil  Read Less

Have used products from lucas for years as a over the road truck driver

Have used products from lucas for years as a over the road truck driver  Read Less