The Alliant Power AP63532 is a new engine water pump for 5.9L Cummins applications. It circulates coolant through the engine and cooling system and cross-references to Cummins 2881805 and Mopar 68003402AA.

Features & Benefits

• New Alliant Power Engine Water Pump (Alliant P/N AP63532)
• Fit, form, and function tested to meet or exceed original-equipment standards (per Alliant Power)
• Direct replacement for 2881805 / 5473238 / 68003402AA
• Backed by Alliant Power’s 24-month, unlimited-mileage warranty

Application

• 5.9L Cummins applications that use Cummins 2881805 / Mopar 68003402AA (confirm your OE number)

Always verify fitment against your VIN, engine, and OE part number before ordering.

Cross-Reference / Replaces

• Replaces (per Alliant Power): 2881805, 2881805NX, 2881805RX, 5473238, 68003402AA
• Alliant Power: AP63532

Warranty: Alliant Power’s standard warranty: 24 months with unlimited miles/hours on installed parts (Alliant Power warranty policy, rev. Aug 2025).