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Heavy Duty Diesel Engine Coolants


All of the Coolants & Antifreezes that PSC distributes goes through rigorous testing at every level, and meets or exceeds the performance requirements of every major car and truck manufacturer.

Petroleum Service Company carries a wide variety of Heavy Duty Diesel Engine Coolants for different applications. View the categories below to find which products fit your application.


Select a product category below

Bizrate 2023 Platinum Seven Time Winner
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