PPE Coolant Block-Off Plug for 2007.5-2010 GM 6.6L LMM Duramax

Clean Up Under Your Hood and Enhance Cooling Efficiency

The PPE Coolant Block-Off Plug is designed for specific applications on 2007.5-2010 GM 6.6L LMM Duramax engines. This plug allows you to eliminate the coolant riser tube coming off the oil cooler, freeing up space under the hood and potentially improving cooling efficiency in certain setups.  

Key Features:

• Compatibility: Fits 2007.5-2010 GM 6.6L LMM Duramax engines.
• Space Saving: Eliminates the coolant riser tube for a cleaner look and potentially more room under the hood.
• Enhanced Cooling (Potential): May improve cooling efficiency in applications where the coolant riser tube is no longer needed.
• Durable Construction: Built to withstand the demands of your Duramax engine.

Please Note:

• This coolant block-off plug is typically intended for race trucks or applications where the coolant flow to the EGR and cabin heater is no longer required.  
• Installation may require modifications to existing parts and professional knowledge is recommended.

Upgrade your underhood aesthetics and potentially optimize cooling with the PPE Coolant Block-Off Plug. Order yours today!

Compatible Vehicles