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Old 01-29-2007, 05:00 PM
softconsult softconsult is offline
Sportlines
 
Join Date: Oct 2004
Location: Johnson City, TN
Posts: 985
The inserts are fairly cheap. Bosch is OE. It's not the mileage. Think North Carolina summer time heat.

I always replace mine every 6 months.

Steve
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