BMW 3-Series (E90 E92) Forum - View Single Post

pander5 · 12-28-2010, 01:13 AM

I refill with distilled water and add the P21S additive and have done this since 07 in my car. Excellent results so far but I'll add that I'm in a pretty mild climate.

12-28-2010, 01:13 AM	#8
pander5 Special Forces - Discretion is superior Drives: 335i Coupe Sapphire Black Join Date: Mar 2006 Location: Tampa, FL Posts: 1,009 iTrader: (0) Garage List 2007 335i Coupe [0.00]	I refill with distilled water and add the P21S additive and have done this since 07 in my car. Excellent results so far but I'll add that I'm in a pretty mild climate. __________________ M3 + trailer hitch = oxymoron