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Old 01-04-2013, 02:02 PM   #18
SoloII///M
Registered User
 
Join Date: Mar 2005
Location: Columbia, MD
Posts: 458
My Ride: Many
The heaters built into the o2 sensors.
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John V
'03 330i ZHP - Stock-ish
'02 330Ci - Megasquirt 3, M50 manifold, Kromer Kraft headers, Motons, widebody, etc.
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