Originally Posted by squidzilla

I have read lots of good things on bobistheoilguy. I dumped some in my auto x5 this week. I don't drive it much so it will take while to see if It works. I understand it is the same additive that you get in high mileage oil. If you are concerned just run high mileage oil and give it a couple thousand miles. I am seriously shocked my n62 545i slowed as much as it did.

I read a post from someone that owns an e36 3 series and has ran high mileage oil since 50k miles. It now has over 200k miles and has never had a single leak of any kind.