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Cast for the SX4 5
NOTE: This kit is for use on 2011-2019 3500HD trucks with Single Rear Wheels and Factory Tow Package Leaf Springs OR Dually Rear Wheels
street and performance use
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They use our race-proven damping control to provide a comfortable on-road ride and predictable off-road handling in even the toughest conditions
INDUSTRIAL INJECTION 436403 CP4 TO CP3 CONVERSION KIT WITH PUMP Mugs Cast for the SX4 52011 2016 GM 6. 6L DURAMAX LML (CUSTOM TUNING REQUIRED) The Industrial Injection 436403 CP4 To CP3 Conversion Kit With Pump is a sure way to increase reliability and performance in the fuel system of your 2011 2016 GM 6. 6L Duramax LML. Built as a replacement for your factory CP4, the CP3 Conversion Kit eliminates the CP4 and uses the more reliable CP3 Pump. Proven reliability! The factory installed CP4 has known failure issues that cannot be
