What were you using before? I have run Mobil 1 in all my vehicles(except the X5) for the last 30 yrs. Never had a problem and only compliments on how clean the oil pan was when checking at 100K. Great product. Will be switching the 2001 over to it next oil change.

__________________
Mark _______________________________
2001 X5 4.4i topaz blue/sand Sport, complete Dinan S2 , hitch, V1, tint, BSW Stage 1, Alpine INA-W910BT
___________
Life is not fair!
You can't protect people from their own stupidity!
Laughter makes life worth living