As far as I know, Kreen is not recommended for long term additive like MMO or Auto-RX.
I am just wondering if there is any particular ingredient that cause problem in the long run ?
Not sure why kanolabs also never promote it for car maintenance openly like Auto-RX.
I am just wondering if there is any particular ingredient that cause problem in the long run ?
Not sure why kanolabs also never promote it for car maintenance openly like Auto-RX.