HomeBelts and Cooling > Water Pump and Related ComponentsGates 43548 Engine Water Pump
Part #: 43548

Gates 43548 Engine Water Pump

Water Pump (Standard)
⚙️ 45 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Water Pump (Standard)
🚗Fitment: Saab and Subaru, 9-2X, Baja, Forester, Impreza, Legacy, Outback, WRX, and WRX STI
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Reliable Water Pump Replacement for Saab and Subaru Vehicles

The Gates Water Pump (Standard) part number 43548 is engineered to provide dependable cooling system performance for select Saab and Subaru models. Designed with durable materials and precise specifications, this engine water pump supports optimal engine temperature regulation.

Key Features of Gates Water Pump 43548

  • Housing made from cast aluminum for strength and corrosion resistance
  • Stamped steel impeller designed for reverse rotation
  • Includes a pulley for timing belt-driven operation
  • Equipped with three outlet ports for efficient coolant flow
  • Comes with water pump, metal gasket, l-shaped gasket, and o-ring for proper sealing
  • Compatible with timing belt drive style engines

Detailed Description of the Water Pump (Standard) Line

The Gates Water Pump (Standard) product line focuses on delivering reliable engine water pumps that meet OEM specifications for cooling system components. This line emphasizes durable construction and precise fitment to ensure consistent coolant circulation and engine temperature control. The 43548 water pump is part of this line, offering a cast aluminum housing and stamped steel impeller designed for reverse rotation, which is critical for the proper operation in timing belt-driven engines found in Saab and Subaru vehicles.

Compatible Vehicles and Common Applications

This water pump is compatible with various Saab and Subaru models, including the Saab 9-2X and Subaru models such as the Baja, Forester, Impreza, Legacy, Outback, WRX, and WRX STI. It is specifically designed for engines that utilize a timing belt drive system.

  • Helps resolve engine overheating issues caused by failing water pumps
  • Addresses coolant leaks due to worn gaskets or seals
  • Prevents engine damage from inadequate coolant circulation
  • Replaces noisy or malfunctioning water pumps in timing belt-driven engines
  • Supports maintenance of proper engine temperature for performance and longevity

Installation Notes and Tips

When installing the Gates Water Pump 43548, ensure the timing belt is properly aligned and tensioned, as this pump is timing belt driven. Use the included metal gasket, l-shaped gasket, and o-ring to achieve a secure seal and prevent coolant leaks. Verify that the impeller rotation matches the engine requirements (reverse rotation) to maintain correct coolant flow. It is recommended to inspect the timing belt and related components during installation for wear or damage.

Quality Assurance and Warranty Information

Gates water pumps are manufactured to meet strict quality standards, using durable materials such as cast aluminum housings and stamped steel impellers. While specific warranty details for part number 43548 are not provided here, Gates typically offers warranties covering defects in materials and workmanship. Refer to the product packaging or manufacturer documentation for exact warranty terms.

BrandGates
Part Number43548
PositionWater Pump (Standard)
Housing MaterialCast aluminum
Impeller MaterialStamped steel
Impeller RotationReverse
Includes Back HousingNo
Outlet Quantity3
Thermostat And Housing IncludedNo
ContentsWater pump, metal gasket, l-shaped gasket, o-ring
Drive StyleTiming belt
Fan Clutch IncludedNo
Pulley IncludedYes
Timing Belt DrivenYes

This part fits 45 vehicles. Search below:

YearMakeModelSubmodelLitersCylindersFuel TypePositionNotes
2021SubaruWRX STI2.5LH4GASN/AInterference engine application; Timing Belt Driven; Water Pump (Standard)
2020SubaruWRX STI2.5LH4GASN/AInterference engine application; Timing Belt Driven; Water Pump (Standard)
2018SubaruWRX STI2.5LH4GASN/AInterference engine application; Timing Belt Driven; Water Pump (Standard)
2017SubaruWRX STI2.5LH4GASN/AInterference engine application; Timing Belt Driven; Water Pump (Standard)
2016SubaruWRX2.5LH4GASN/AInterference engine application; Timing Belt Driven; Water Pump (Standard)
2016SubaruWRX STI2.5LH4GASN/AInterference engine application; Timing Belt Driven; Water Pump (Standard)
2015SubaruWRX2.5LH4GASN/AInterference engine application; Timing Belt Driven; Water Pump (Standard)
2015SubaruWRX STI2.5LH4GASN/AInterference engine application; Timing Belt Driven; Water Pump (Standard)
2014SubaruImprezaWRX STI Limited2.5LH4GASN/AInterference engine application; Timing Belt Driven; Water Pump (Standard)
2014SubaruImprezaWRX STI2.5LH4GASN/AInterference engine application; Timing Belt Driven; Water Pump (Standard)
2014SubaruWRXSTI2.5LH4GASN/AInterference engine application; Timing Belt Driven; Water Pump (Standard)
2014SubaruWRX STI2.5LH4GASN/AInterference engine application; Timing Belt Driven; Water Pump (Standard)
2013SubaruImprezaWRX STI Limited2.5LH4GASN/AInterference engine application; Timing Belt Driven; Water Pump (Standard)
2013SubaruImprezaWRX STI2.5LH4GASN/AInterference engine application; Timing Belt Driven; Water Pump (Standard)
2013SubaruWRXSTI2.5LH4GASN/AInterference engine application; Timing Belt Driven; Water Pump (Standard)
2013SubaruWRX STI2.5LH4GASN/AInterference engine application; Timing Belt Driven; Water Pump (Standard)
2012SubaruImprezaWRX STI2.5LH4GASN/AInterference engine application; Timing Belt Driven; Water Pump (Standard)
2012SubaruWRXSTI2.5LH4GASN/AInterference engine application; Timing Belt Driven; Water Pump (Standard)
2011SubaruImprezaWRX STI2.5LH4GASN/AInterference engine application; Timing Belt Driven; Water Pump (Standard)
2010SubaruImprezaWRX STI2.5LH4GASN/AInterference engine application; Timing Belt Driven; Water Pump (Standard)
2009SubaruImprezaWRX STI2.5LH4GASN/AInterference engine application; Timing Belt Driven; Water Pump (Standard)
2009SubaruLegacy2.5LH4GASN/AInterference engine application; Timing Belt Driven; Water Pump (Standard)
2009SubaruOutback2.5LH4GASN/AInterference engine application; Timing Belt Driven; Water Pump (Standard)
2008SubaruImprezaWRX STI2.5LH4GASN/AInterference engine application; Timing Belt Driven; Water Pump (Standard)
2008SubaruLegacy2.5LH4GASN/AInterference engine application; Timing Belt Driven; Water Pump (Standard)
2008SubaruOutback2.5LH4GASN/AInterference engine application; Timing Belt Driven; Water Pump (Standard)
2007SubaruForester2.5LH4GASN/AInterference engine application; Timing Belt Driven; Water Pump (Standard)
2007SubaruImpreza2.5LH4GASN/AInterference engine application; Timing Belt Driven; Water Pump (Standard)
2007SubaruLegacy2.5LH4GASN/AInterference engine application; Timing Belt Driven; Water Pump (Standard)
2007SubaruOutback2.5LH4GASN/AInterference engine application; Timing Belt Driven; Water Pump (Standard)
2006SubaruBaja2.5LH4GASN/AInterference engine application; Timing Belt Driven; Water Pump (Standard)
2006SubaruForester2.5LH4GASN/AInterference engine application; Timing Belt Driven; Water Pump (Standard)
2006SubaruImpreza2.5LH4GASN/AInterference engine application; Timing Belt Driven; Water Pump (Standard)
2006SubaruLegacy2.5LH4GASN/AInterference engine application; Timing Belt Driven; Water Pump (Standard)
2006SubaruOutback2.5LH4GASN/AInterference engine application; Timing Belt Driven; Water Pump (Standard)
2005Saab9-2X2.0LH4GASN/AInterference engine application; Timing Belt Driven; Water Pump (Standard)
2005SubaruBaja2.5LH4GASN/AInterference engine application; Timing Belt Driven; Water Pump (Standard)
2005SubaruForester2.5LH4GASN/AInterference engine application; Timing Belt Driven; Water Pump (Standard)
2005SubaruImpreza2.0LH4GASN/AInterference engine application; Timing Belt Driven; Water Pump (Standard)
2005SubaruImpreza2.5LH4GASN/AInterference engine application; Timing Belt Driven; Water Pump (Standard)
2005SubaruLegacy2.5LH4GASN/AInterference engine application; Timing Belt Driven; Water Pump (Standard)
2005SubaruOutback2.5LH4GASN/AVIN 4th Digit B; Interference engine application; Timing Belt Driven; Water Pump (Standard)
2004SubaruBaja2.5LH4GASN/AInterference engine application; Timing Belt Driven; Water Pump (Standard)
2004SubaruForester2.5LH4GASN/AInterference engine application; Timing Belt Driven; Water Pump (Standard)
2004SubaruImpreza2.5LH4GASN/AInterference engine application; Timing Belt Driven; Water Pump (Standard)

* 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:

131-244621111AA24032005906435485543165571364943548WPF023

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