Mishimoto · New
Mishimoto 89-02 Dodge Ram 5.9L Cummins Replacement Oil Cooler
MPN MMOC-RAM-94 · Store SKU misMMOC-RAM-94
Supplier stock checked 11/7/2026, 6:42:55 PM UTC. Adding a part does not reserve it.
Request a return within 30 calendar days after delivery. New parts must be unopened and unused.
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Product details
Oil is the lifeblood of an engine, and in a hardworking diesel engine like the 1989-2002 Dodge RAM 5.9L Cummins, keeping that oil cool is essential to the engine's health. ---- A clogged or leaking oil cooler can reduce the oil's ability to transfer heat to the coolant, causing thinning and a loss of protection for critical engine components. Mishimoto proudly offers a stock-style replacement direct-fit oil cooler. This replacement cooler, complete with new seals, will restore and improve your engine's oil cooling capabilities and protect it from unnecessary wear. Like all Mishimoto products, this oil cooler is backed by our Mishimoto Lifetime Warranty for a lifetime of worry-free driving High-performance engine oil cooler designed to regulate oil temperature and protect critical engine components. Efficient heat dissipation improves durability, maintains lubrication, and ensures reliable performance. Replacement Oil Cooler, fits Dodge Ram 5.9L Cummins 1989-2002
Manufacturer fitment & guides
Check MMOC-RAM-94 against the manufacturer’s application information below.
Part-specific notes
- California Proposition 65: Y
