Compare Quick view AUTOFLAME BOILER MM60001 - Pre-owned Part, See Description USD 3,717.85 FUEL/AIR RATIO CONTROL MODULE 230V MK6 EVOLUTIONU - This is a pre-owned part - All ÔUÕ suffix designated items are repackaged and may have been previously used in the field or used as demo units. ... USD 3,717.85 Compare Quick view