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

If you're doing a CP4 install or CP3 conversion on your LML, this install kit will include the necessary gaskets and seals for the job.

Includes:

• EGR Gaskets
• Thermostat By-pass O-Rings
• Thermostat Housing Gaskets
• Upper Intake Manifold Seal
• Center Intake Manifold Gaskets

Notes:

• If your CP4 has failed and you're doing a CP3 conversion, please see Part#LMLCP3/4INSTALLKIT
• Some injection pumps do not come with adapter to block o-ring which will need to be purchased separately. (Click here for product)