Just replaced that part on my car. Look in the epc for the number as I remember it being in the ip section. Aha, I found the bag it came in and the part # is A 603 072 06 01 and cost about $14.00 IIRC. Hope this helps.

Bud

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1987 300D Turbo, 175k mi., 1998 BMW 323i Convertible, 1997 F250 4x4 7.3L PSD