Senior Member. Join Date: Jan 2008. Location: Boca Raton. Posts: 309. Drives: 09 c63 blk/blk H&R Springs & 08 e 63 blk/blk. my e63 is in the shop now for what could be a locked engine so I know how ya feel. … Cal. and I recently started using a Mobil “Car Wash” that gives you a high pressure wash while you sit in the car. (I hate having a black car that looks unkempt with mud and water streaks until the regular car wash places open up) I noticed while sitting in the car …