GM Duramax 6.6L LML - CP3 Conversion Kit (2011-2016) Diesel Performance 5-10 VIN Code 6(More details

5-10 VIN Code 6(More details

2011-2016 LML Duramax 6

Sierra 2500 HD SL 6

Sierra 2500/3500 HD Classic SLE 6

GM Duramax 6.6L LML - CP3 Conversion Kit (2011-2016) Diesel Performance 5-10 VIN Code 6(More detailsUpgraded Performance CP4 to CP3 Conversion Kit This kit will allow you to upgrade your truck to the far more reliable CP3 and rid yourself of the factory CP4 pump. CP3 injection pumps are higher flowing and performance ones can support upwards of 600hp!** It is highly recommended that you add a lift supply pump when doing this upgrade, especially if you are also adding a performance fuel pump DONT STARVE YOUR CP3! The Duramax diesel from the factory