Dayco DP418 Engine Water Pump

Name: Dayco DP418 Engine Water Pump
Brand: Dayco
SKU: BCWL-DP418
Price: 81.42 USD
Availability: InStock

⚙️ 45 vehicles fit this part

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✅OE Direct Replacement — Bolt-on fit, no modifications needed

🚗Fitment: Subaru and Saab, WRX STI, Impreza, Legacy, Outback, Forester, 9-2X, and Baja

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Reliable Engine Water Pump for Saab and Subaru Vehicles

The Dayco DP418 engine water pump is designed to maintain optimal engine temperature in select Saab and Subaru models. Engineered for durability and precise fitment, this water pump supports efficient coolant circulation to help prevent overheating.

Compatible with Saab 9-2X and Subaru models including Baja, Forester, Impreza, Legacy, Outback, and WRX STI
Direct replacement engine water pump for reliable cooling system performance
Manufactured by Dayco, a trusted name in automotive components
Part number DP418 ensures exact fit and function
Constructed to meet OEM specifications for durability and efficiency

Product Details and Compatibility

The Dayco DP418 engine water pump is specifically designed for use in various Saab and Subaru vehicles, including the Saab 9-2X and Subaru models such as the Baja, Forester, Impreza, Legacy, Outback, and WRX STI. This pump plays a critical role in circulating coolant through the engine block and radiator, maintaining the engine’s operating temperature within the optimal range. The precise engineering and quality materials used in this pump help ensure consistent performance and longevity under normal driving conditions.

Common Applications and Problem Resolution

This engine water pump is used to address several cooling system issues, including:

Preventing engine overheating caused by coolant circulation failure
Eliminating coolant leaks from worn or damaged pump seals
Reducing engine noise related to failing water pump bearings
Restoring proper coolant flow to maintain engine temperature stability
Supporting overall engine reliability and performance in Saab 9-2X and Subaru vehicles

Installation Notes and Tips

When installing the Dayco DP418 water pump, ensure the cooling system is fully drained before removal of the old pump. Inspect the surrounding components such as the timing belt or serpentine belt for wear, as these may require replacement during the water pump service. Use manufacturer-recommended torque specifications for mounting bolts to avoid leaks or damage. After installation, refill the cooling system with the appropriate coolant and bleed air pockets to prevent overheating.

Quality Assurance and Warranty Information

Dayco manufactures the DP418 engine water pump to meet or exceed OEM standards, providing reliable performance and durability. While specific warranty details may vary, Dayco typically offers coverage against defects in materials and workmanship. This ensures that the DP418 water pump maintains consistent operation when installed according to vehicle manufacturer guidelines.

This part fits 45 vehicles. Search below:

Year	Make	Model	Liters	Cylinders	Position	Notes
2021	Subaru	WRX STI			N/A	w/3 Hose Connections
2020	Subaru	WRX STI			N/A	w/3 Hose Connections
2019	Subaru	WRX STI			N/A	w/3 Hose Connections
2018	Subaru	WRX STI			N/A	w/3 Hose Connections
2017	Subaru	WRX STI			N/A	Timing Belt Driven, Replace Timing Belt w/Pump; w/3 Hose Connections
2016	Subaru	WRX STI			N/A	Timing Belt Driven, Replace Timing Belt w/Pump; w/3 Hose Connections
2015	Subaru	WRX STI			N/A	Timing Belt Driven, Replace Timing Belt w/Pump; w/3 Hose Connections
2014	Subaru	Impreza	2.5L	H4	N/A	Timing Belt Driven, Replace Timing Belt w/Pump; w/3 Hose Connections
2014	Subaru	WRX STI			N/A	Timing Belt Driven, Replace Timing Belt w/Pump; w/3 Hose Connections
2013	Subaru	Impreza	2.5L	H4	N/A	Timing Belt Driven, Replace Timing Belt w/Pump; w/3 Hose Connections
2013	Subaru	WRX STI			N/A	Timing Belt Driven, Replace Timing Belt w/Pump; w/3 Hose Connections
2012	Subaru	Impreza	2.5L	H4	N/A	Timing Belt Driven, Replace Timing Belt w/Pump; w/3 Hose Connections
2011	Subaru	Impreza	2.5L	H4	N/A	Timing Belt Driven, Replace Timing Belt w/Pump; w/3 Hose Connections
2010	Subaru	Impreza	2.5L	H4	N/A	Timing Belt Driven, Replace Timing Belt w/Pump; w/3 Hose Connections
2009	Subaru	Impreza	2.5L	H4	N/A	Timing Belt Driven, Replace Timing Belt w/Pump; w/3 Hose Connections
2009	Subaru	Legacy	2.5L	H4	N/A	Timing Belt Driven, Replace Timing Belt w/Pump; w/3 Hose Connections
2009	Subaru	Outback	2.5L	H4	N/A	Timing Belt Driven, Replace Timing Belt w/Pump; w/3 Hose Connections
2008	Subaru	Forester			N/A	Timing Belt Driven, Replace Timing Belt w/Pump; w/3 Hose Connections
2008	Subaru	Impreza	2.5L	H4	N/A	Timing Belt Driven, Replace Timing Belt w/Pump; w/3 Hose Connections
2008	Subaru	Legacy	2.5L	H4	N/A	Timing Belt Driven, Replace Timing Belt w/Pump; w/3 Hose Connections
2008	Subaru	Outback	2.5L	H4	N/A	Timing Belt Driven, Replace Timing Belt w/Pump; w/3 Hose Connections
2007	Subaru	Forester			N/A	Timing Belt Driven, Replace Timing Belt w/Pump; w/3 Hose Connections
2007	Subaru	Impreza			N/A	Timing Belt Driven, Replace Timing Belt w/Pump; w/3 Hose Connections
2007	Subaru	Legacy			N/A	Timing Belt Driven, Replace Timing Belt w/Pump; w/3 Hose Connections
2007	Subaru	Outback	2.5L	H4	N/A	Timing Belt Driven, Replace Timing Belt w/Pump; w/3 Hose Connections
2006	Saab	9-2X			N/A	Timing Belt Driven, Replace Timing Belt w/Pump; w/3 Hose Connections
2006	Subaru	Baja			N/A	Timing Belt Driven, Replace Timing Belt w/Pump; w/3 Hose Connections
2006	Subaru	Forester			N/A	Timing Belt Driven, Replace Timing Belt w/Pump; w/3 Hose Connections
2006	Subaru	Impreza			N/A	Timing Belt Driven, Replace Timing Belt w/Pump; w/3 Hose Connections
2006	Subaru	Legacy			N/A	Timing Belt Driven, Replace Timing Belt w/Pump; w/3 Hose Connections
2006	Subaru	Outback	2.5L	H4	N/A	Timing Belt Driven, Replace Timing Belt w/Pump; w/3 Hose Connections
2005	Saab	9-2X	2.0L	H4	N/A	Timing Belt Driven, Replace Timing Belt w/Pump; w/3 Hose Connections
2005	Subaru	Baja			N/A	Timing Belt Driven, Replace Timing Belt w/Pump; w/3 Hose Connections
2005	Subaru	Forester			N/A	Timing Belt Driven, Replace Timing Belt w/Pump; w/3 Hose Connections
2005	Subaru	Impreza	2.5L	H4	N/A	Timing Belt Driven, Replace Timing Belt w/Pump; w/3 Hose Connections
2005	Subaru	Impreza	2.0L	H4	N/A	Timing Belt Driven, Replace Timing Belt w/Pump; w/3 Hose Connections
2005	Subaru	Legacy			N/A	Timing Belt Driven, Replace Timing Belt w/Pump; w/3 Hose Connections
2005	Subaru	Outback	2.5L	H4	N/A	Timing Belt Driven, Replace Timing Belt w/Pump; w/3 Hose Connections
2004	Subaru	Baja			N/A	Timing Belt Driven, Replace Timing Belt w/Pump; w/3 Hose Connections
2004	Subaru	Forester			N/A	Timing Belt Driven, Replace Timing Belt w/Pump; w/3 Hose Connections
2004	Subaru	Impreza	2.5L	H4	N/A	Timing Belt Driven, Replace Timing Belt w/Pump; w/3 Hose Connections
2004	Subaru	Impreza	2.0L	H4	N/A	Timing Belt Driven, Replace Timing Belt w/Pump; w/3 Hose Connections
2003	Subaru	Impreza	2.0L	H4	N/A	Timing Belt Driven, Replace Timing Belt w/Pump; w/3 Hose Connections
2002	Subaru	Impreza	2.0L	H4	N/A	Timing Belt Driven, Replace Timing Belt w/Pump; w/3 Hose Connections
1991	Subaru	Legacy			N/A	Timing Belt Driven, Replace Timing Belt w/Pump; To 07/91; w/3 Hose Connections

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.