GENUINE MOPAR PART # 68346915AA. Water Pump. OEM Standards. 2011 Dodge Challenger R/T, SRT8 5.7L V8 - Gas, 6.4L V8 - Gas. 2011 Chrysler 300 C 5.7L V8 - Gas. 2012 Jeep Grand Cherokee Laredo, Limited, Overland, Overland Summit, SRT8 5.7L V8 - Gas, 6.4L V8 - Gas.