ACDelco 6K1373 Serpentine Belt, Dual Alternators, 2011-2016 GM 6.6L Duramax LML

GM SKU: 6K1373

137.95

$137.95 $172.95 Save $35

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Serpentine Belt, Dual Alternators.
For 2011, 2012, 2013, 2014, 2015, 2016 GM 6.6L Duramax LML

GM# 88878542

W/Dual 150A. Alts.