Auxiliary Water Pump

Compatible with MERCEDES-BENZ GLE (W166) , MERCEDES-BENZ E-CLASS Kabriolets (A238) , MERCEDES-BENZ CLS (C257) Show more info
NRF auxiliary water pump for engine cooling circulation. Ensures optimal coolant flow for consistent engine temperature.
38.46 EUR
inc. VAT 21%
In stock 3
Delivery 1 day (14.05.2026)
PN 390103
Make NRF
EAN 8718042446787

This NRF auxiliary water pump (part code 390103) is designed to enhance your vehicle's cooling system by circulating coolant. It plays a crucial role in maintaining the engine's optimal operating temperature, especially during periods of low natural coolant flow, such as when the heater is in use or the engine is idling. Proper functioning of the auxiliary pump is essential for preventing engine overheating and ensuring efficient performance. This unit from NRF is built to meet stringent quality standards, providing reliable operation and contributing to the longevity of your engine. Installation of this pump will help maintain consistent temperature regulation, improving cabin comfort by ensuring the heater works effectively. It is a vital component for vehicles requiring supplementary coolant circulation.

  • NRF auxiliary water pump
  • Part code: 390103
  • Designed for cooling water circulation
  • Helps maintain optimal engine temperature
  • Ensures consistent coolant flow
  • Supports heater performance
  • Reliable component for engine cooling system
Operating mode
electric
  • MERCEDES-BENZ
    • GLE (W166)
      • 500 e 4-matic (166.063) (325kW/442PS)
    • E-CLASS Kabriolets (A238)
      • E 220 d 4-matic (238.415) (143kW/194PS)
    • CLS (C257)
      • CLS 350 d 4-matic (257.321) (210kW/286PS)
      • CLS 400 d 4-matic (257.323) (250kW/340PS)
      • CLS 350 d (257.320) (210kW/286PS)
      • CLS 400 d 4-matic (257.323) (243kW/330PS)
    • A-CLASS (W177)
      • A 200 (177.087) (120kW/163PS)
      • A 180 (177.084) (100kW/136PS)
    • A-CLASS Sedans (V177)
      • A 180 d (177.103) (85kW/116PS)
    • SL (R232)
      • 63 AMG 4-matic+ (232.481) (430kW/585PS)
      • 55 AMG 4-matic+ (232.480) (350kW/476PS)
      • 43 AMG (232.450) (280kW/381PS)
      • 63 AMG S E Performance 4-matic+ (232.482) (600kW/816PS)
      • 43 AMG (232.450) (310kW/421PS)
    • GLC (X254)
      • 200 4-matic (254.651) (150kW/204PS)
      • 300 4-matic (254.647) (190kW/258PS)
      • 300e 4-matic (254.656) (230kW/313PS)
      • 400e 4-matic (254.655) (280kW/381PS)
    • B-CLASS Sports Tourer (W247)
      • B 180 Mild Hybrid (247.084) (100kW/136PS)
      • B 200 Mild Hybrid (247.087) (120kW/163PS)
    • GLB (X247)
      • GLB 220 Mild-Hybrid 4-matic (247.645) (140kW/190PS)
      • GLB 250 Mild-Hybrid 4-matic (247.647) (165kW/224PS)
      • AMG GLB 35 Mild Hybrid 4-matic (247.651) (225kW/306PS)
    • GLC Coupe (C254)
      • 200 4-matic (254.351) (150kW/204PS)
      • 300 4-matic (254.347) (190kW/258PS)
      • 300e 4-matic (254.356) (230kW/313PS)
      • 400e 4-matic (254.355) (280kW/381PS)
    • E-CLASS All-Terrain (S214)
      • E 450 4-matic (214.265) (280kW/381PS)
    • E-CLASS (W214)
      • E 450 4-matic (214.061) (280kW/381PS)
    • E-CLASS T-Model (S214)
      • E 450 4-matic (214.261) (280kW/381PS)
    • AMG GT (C192)
      • 63 4-matic+ (192.378) (430kW/585PS)
      • 55 4-matic+ (192.380) (350kW/476PS)
      • 63 S E Performance 4-matic+ (192.382) (600kW/816PS)
      • 43 MHEV (192.342) (310kW/421PS)
      • 63 PRO 4-matic+ (192.388) (450kW/612PS)
0 Updated