GM CP4.2 Injection Pump 12661059

GM CP4.2 Injection Pump, 2011-2016 LML

Part# ‍12661059

$300.00 Includes Free Shipping.

WARNING: Cancer and Reproductive Harm - www.P65Warnings.Ca.Gov

Fits: 2011 thru 2016 Chevy Silverado/GMC Sierra 2500HD/3500HD LML Duramax Diesel

OEM GM replacement fuel injection pump. This CP4.2 is the latest updated and revised injection pump available.

DmaxStore Note:

  • To completely eliminate future CP4 fuel pump failures, we highly recommend doing a CP3 conversion.