2018 Lexus GS 450h Water Pumps

2 products listed for this model year in the retailer catalog. Check engine and trim details before ordering.

  • Carquest Engine Water Pump: New, Gasket/Seals Included, T5105

    Carquest PremiumMPN T5105New

    In stock

    $94.99

    Listed as compatible with this vehicle by the retailer feed.

    Check price
  • Carquest Engine Auxiliary Water Pump_New, T1555

    Carquest PremiumMPN T1555New

    In stock

    $355.99

    Listed as compatible with this vehicle by the retailer feed.

    Check price

This site contains affiliate links. We may earn a commission if you buy through them. We do not sell these products or guarantee merchant inventory. Compatibility is listed by the retailer feed for this vehicle; it is not an OEM confirmation. Catalog snapshot: Aug 15, 2026.