Cooling System Parts for 2026 BMW 4 Convertible

Fits your 2026 BMW 4 Convertible

265 parts
Bosch 0392023486 — Auxiliary Water Pump (cooling water circuit)
Bosch OEM

Auxiliary Water Pump (cooling water circuit)

Fits 4 versions of your 2026 BMW 4 Convertible
  • 2021– M4 Competition M xDrive All-wheel Drive · Convertible S58 B30 A 3.0L Petrol 375 kW
  • 2021– 430 i Rear-Wheel Drive · Convertible B46 B20 B 2.0L Petrol 180 kW
  • 2021– 430 i xDrive All-wheel Drive · Convertible B48 B20 B 2.0L Petrol 180 kW
  • 2021– M 440 i Mild-Hybrid Rear-Wheel Drive · Convertible B58 B30 B 3.0L Petrol/Electric 275 kW
Bosch 0392023488 — Auxiliary Water Pump (cooling water circuit)
Bosch OEM

Auxiliary Water Pump (cooling water circuit)

Fits 2 versions of your 2026 BMW 4 Convertible
  • 2021– 430 d Mild-Hybrid Rear-Wheel Drive · Convertible B57 D30 B 3.0L Diesel/Electro 210 kW
  • 2021– M440 d Mild-Hybrid xDrive All-wheel Drive · Convertible B57 D30 B 3.0L Diesel/Electro 250 kW
Ajusa 01580000 — Gasket, thermostat housing
Ajusa

Gasket, thermostat housing

Fits 2 versions of your 2026 BMW 4 Convertible
  • 2021– 430 d Mild-Hybrid Rear-Wheel Drive · Convertible B57 D30 B 3.0L Diesel/Electro 210 kW
  • 2021– M440 d Mild-Hybrid xDrive All-wheel Drive · Convertible B57 D30 B 3.0L Diesel/Electro 250 kW
Ajusa 01583100 — Gasket, water pump
Ajusa

Gasket, water pump

Fits 1 version of your 2026 BMW 4 Convertible
  • 2021– M 440 i Mild-Hybrid Rear-Wheel Drive · Convertible B58 B30 B 3.0L Petrol/Electric 275 kW
Trucktec Automotive 08.40.073 — Cap, coolant tank
Trucktec Automotive

Cap, coolant tank

Fits 6 versions of your 2026 BMW 4 Convertible
  • 2021– 430 d Mild-Hybrid Rear-Wheel Drive · Convertible B57 D30 B 3.0L Diesel/Electro 210 kW
  • 2021– M440 d Mild-Hybrid xDrive All-wheel Drive · Convertible B57 D30 B 3.0L Diesel/Electro 250 kW
  • 2021– M4 Competition M xDrive All-wheel Drive · Convertible S58 B30 A 3.0L Petrol 375 kW
  • 2021– 430 i Rear-Wheel Drive · Convertible B46 B20 B 2.0L Petrol 180 kW
  • 2021– 430 i xDrive All-wheel Drive · Convertible B48 B20 B 2.0L Petrol 180 kW
  • 2021– M 440 i Mild-Hybrid Rear-Wheel Drive · Convertible B58 B30 B 3.0L Petrol/Electric 275 kW
EPS 1.830.348 — Sensor, coolant temperature Made in Italy - OE Equivalent
EPS

Sensor, coolant temperature Made in Italy - OE Equivalent

Fits 2 versions of your 2026 BMW 4 Convertible
  • 2021– 430 d Mild-Hybrid Rear-Wheel Drive · Convertible B57 D30 B 3.0L Diesel/Electro 210 kW
  • 2021– M440 d Mild-Hybrid xDrive All-wheel Drive · Convertible B57 D30 B 3.0L Diesel/Electro 250 kW
Swag 11936772 — Cap, coolant tank
Swag

Cap, coolant tank

Fits 7 versions of your 2026 BMW 4 Convertible
  • 2021– 430 d Mild-Hybrid Rear-Wheel Drive · Convertible B57 D30 B 3.0L Diesel/Electro 210 kW
  • 2021– M440 d Mild-Hybrid xDrive All-wheel Drive · Convertible B57 D30 B 3.0L Diesel/Electro 250 kW
  • 2021– M4 Competition M xDrive All-wheel Drive · Convertible S58 B30 A 3.0L Petrol 375 kW
  • 2021– 430 i xDrive All-wheel Drive · Convertible B46 B20 B 2.0L Petrol 190 kW
  • 2021– 430 i Rear-Wheel Drive · Convertible B46 B20 B 2.0L Petrol 180 kW
  • 2021– 430 i xDrive All-wheel Drive · Convertible B48 B20 B 2.0L Petrol 180 kW
  • 2021– M 440 i Mild-Hybrid Rear-Wheel Drive · Convertible B58 B30 B 3.0L Petrol/Electric 275 kW
JP Group 1414250200 — Cap, coolant tank JP GROUP
JP Group

Cap, coolant tank JP GROUP

Fits 1 version of your 2026 BMW 4 Convertible
  • 2021– M4 Competition M xDrive All-wheel Drive · Convertible S58 B30 A 3.0L Petrol 375 kW
JP Group 1414250500 — Cap, coolant tank JP GROUP
JP Group

Cap, coolant tank JP GROUP

Fits 2 versions of your 2026 BMW 4 Convertible
  • 2021– 430 d Mild-Hybrid Rear-Wheel Drive · Convertible B57 D30 B 3.0L Diesel/Electro 210 kW
  • 2021– M440 d Mild-Hybrid xDrive All-wheel Drive · Convertible B57 D30 B 3.0L Diesel/Electro 250 kW
Ajusa 16006101 — Seal Ring, coolant pipe
Ajusa

Seal Ring, coolant pipe

Fits 2 versions of your 2026 BMW 4 Convertible
  • 2021– 430 i Rear-Wheel Drive · Convertible B46 B20 B 2.0L Petrol 180 kW
  • 2021– 430 i xDrive All-wheel Drive · Convertible B48 B20 B 2.0L Petrol 180 kW
Swag 20936737 — Cap, coolant tank
Swag

Cap, coolant tank

Fits 2 versions of your 2026 BMW 4 Convertible
  • 2021– 430 d Mild-Hybrid Rear-Wheel Drive · Convertible B57 D30 B 3.0L Diesel/Electro 210 kW
  • 2021– M440 d Mild-Hybrid xDrive All-wheel Drive · Convertible B57 D30 B 3.0L Diesel/Electro 250 kW
Swag 20946221 — Cap, coolant tank
Swag

Cap, coolant tank

Fits 2 versions of your 2026 BMW 4 Convertible
  • 2021– 430 d Mild-Hybrid Rear-Wheel Drive · Convertible B57 D30 B 3.0L Diesel/Electro 210 kW
  • 2021– M440 d Mild-Hybrid xDrive All-wheel Drive · Convertible B57 D30 B 3.0L Diesel/Electro 250 kW
Swag 20946222 — Cap, coolant tank
Swag

Cap, coolant tank

Fits 1 version of your 2026 BMW 4 Convertible
  • 2021– M4 Competition M xDrive All-wheel Drive · Convertible S58 B30 A 3.0L Petrol 375 kW
WXQP 220365 — Thermostat, coolant
WXQP

Thermostat, coolant

Fits 1 version of your 2026 BMW 4 Convertible
  • 2021– M4 Competition M xDrive All-wheel Drive · Convertible S58 B30 A 3.0L Petrol 375 kW
WXQP 220411 — Cap, coolant tank
WXQP

Cap, coolant tank

Fits 1 version of your 2026 BMW 4 Convertible
  • 2021– M4 Competition M xDrive All-wheel Drive · Convertible S58 B30 A 3.0L Petrol 375 kW
WXQP 220413 — Cap, coolant tank
WXQP

Cap, coolant tank

Fits 6 versions of your 2026 BMW 4 Convertible
  • 2021– 430 d Mild-Hybrid Rear-Wheel Drive · Convertible B57 D30 B 3.0L Diesel/Electro 210 kW
  • 2021– M440 d Mild-Hybrid xDrive All-wheel Drive · Convertible B57 D30 B 3.0L Diesel/Electro 250 kW
  • 2021– M4 Competition M xDrive All-wheel Drive · Convertible S58 B30 A 3.0L Petrol 375 kW
  • 2021– 430 i Rear-Wheel Drive · Convertible B46 B20 B 2.0L Petrol 180 kW
  • 2021– 430 i xDrive All-wheel Drive · Convertible B48 B20 B 2.0L Petrol 180 kW
  • 2021– M 440 i Mild-Hybrid Rear-Wheel Drive · Convertible B58 B30 B 3.0L Petrol/Electric 275 kW
Maxgear 28-0466 — Cap, coolant tank
Maxgear

Cap, coolant tank

Fits 2 versions of your 2026 BMW 4 Convertible
  • 2021– 430 d Mild-Hybrid Rear-Wheel Drive · Convertible B57 D30 B 3.0L Diesel/Electro 210 kW
  • 2021– M440 d Mild-Hybrid xDrive All-wheel Drive · Convertible B57 D30 B 3.0L Diesel/Electro 250 kW
Maxgear 28-0679 — Cap, coolant tank
Maxgear

Cap, coolant tank

Fits 6 versions of your 2026 BMW 4 Convertible
  • 2021– 430 d Mild-Hybrid Rear-Wheel Drive · Convertible B57 D30 B 3.0L Diesel/Electro 210 kW
  • 2021– M440 d Mild-Hybrid xDrive All-wheel Drive · Convertible B57 D30 B 3.0L Diesel/Electro 250 kW
  • 2021– M4 Competition M xDrive All-wheel Drive · Convertible S58 B30 A 3.0L Petrol 375 kW
  • 2021– 430 i Rear-Wheel Drive · Convertible B46 B20 B 2.0L Petrol 180 kW
  • 2021– 430 i xDrive All-wheel Drive · Convertible B48 B20 B 2.0L Petrol 180 kW
  • 2021– M 440 i Mild-Hybrid Rear-Wheel Drive · Convertible B58 B30 B 3.0L Petrol/Electric 275 kW
Elring 283.410 — Seal Ring, coolant pipe
Elring OEM

Seal Ring, coolant pipe

Fits 3 versions of your 2026 BMW 4 Convertible
  • 2021– 430 i xDrive All-wheel Drive · Convertible B46 B20 B 2.0L Petrol 190 kW
  • 2021– 430 i Rear-Wheel Drive · Convertible B46 B20 B 2.0L Petrol 180 kW
  • 2021– 430 i xDrive All-wheel Drive · Convertible B48 B20 B 2.0L Petrol 180 kW
Elring 311.320 — Seal Ring
Elring OEM

Seal Ring

Fits 1 version of your 2026 BMW 4 Convertible
  • 2021– M 440 i Mild-Hybrid Rear-Wheel Drive · Convertible B58 B30 B 3.0L Petrol/Electric 275 kW