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Cooling System Part Numbers

Part NumberDescriptionNotes
11 53 1 437 040Water pump (mechanical)Stewart recommended
11 53 7 509 227Thermostat (97°C)Wahler OEM
17 11 7 573 781Radiator (manual trans)Behr or Nissens
17 11 7 573 784Radiator (auto trans)Includes ATF cooler
17 13 7 543 003Expansion tankReplace every 60k miles
17 11 1 436 251Upper radiator hose
17 12 7 510 952Lower radiator hose
17 11 1 440 252Fan clutchReplace with water pump
82 14 1 467 704Coolant concentrateBlue, mix 50/50 distilled