PPE Air-To-Water Intercooler Coolant Heat Exchanger 20-25 GM 3.0L Duramax LM2/LZ0

Upgrade the charge cooling efficiency of your 2020-2025 GM 3.0L Duramax LM2/LZ0 with PPE’s Air-to-Water Intercooler Coolant Heat Exchanger. Designed to combat heat saturation during high-load operations like towing or extreme ambient temperatures, this unit delivers superior performance and reliability.

The PPE heat exchanger features a 20% larger core with more rows of fins, holding an additional quart of coolant to enhance cooling capacity. Its fully brazed core, constructed with 18.5 fins per inch and all-aluminum end tanks, ensures maximum heat dissipation. The optimized two-row coolant tube layout reduces pressure drop by 15% compared to the stock unit, improving coolant flow and heat transfer efficiency. Installation is easy with a direct-fit replacement that retains the stock mounting brackets, and no grille removal is required. Pair it with PPE’s Air-to-Water Intercooler Kit for unmatched cooling performance, improving charge air density and unlocking the full potential of your Duramax.