CTA Manufacturing Corporation Radiator Pressure Adapter – GM/GMC
part :CTA-7122
• Designed for the L5P Diesel Engine with two tank caps• One cap is located on the side of the tank (Vented) with right-hand threads• The other is located on the top of the tank (Non-Vented) with left-hand threads• This is designed to eliminate any chance of installing the non-vented cap where a vented cap is required• O-rings on the center core seal off the tank vent port for proper testing• Applications:• 2017+ Chevroet Silverado• 2017+ GMC Sierra w/ Duramax








