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5.9L 12-Valve Cummins | 1989–1998

Shop parts for 1989–1998 Dodge Ram trucks equipped with the 5.9L 12-Valve Cummins diesel. Browse fuel system components, turbo and intake upgrades, cooling system parts, engine components, transmission upgrades, maintenance items, and performance parts selected for 12-Valve Cummins applications. Always verify your exact year, model, and product fitment before ordering.

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Diesel parts guide

Shopping 5.9L 12-Valve Cummins | 1989–1998

Hilltop Diesel Performance organizes parts around real truck fitment so you can move from platform to the component you need without digging through an unrelated catalog. For Cummins applications, start with your exact year and engine, then verify configuration-specific notes on the product page before ordering.

Common upgrade and service paths include fuel delivery, injectors, turbochargers, intake and charge-air parts, exhaust, cooling, transmission components, filtration, sensors, gaskets, hardware and supporting installation parts.

Fuel systems Injectors Turbochargers Intakes Exhaust Cooling Transmission Get fitment help