i would not worry about it
because of the high compression, diesels experience blowby
so it darkens the oil alot faster than gasoline engines
Separate names with a comma.
BMW Car Club of America is the largest single-marque car club in the world.
640 S Main St, Ste 201Greenville, SC 29601864-250-0022Contact Us
Copyright © 2014 & All Rights Reserved by BMW Car Club of America