Auxiliary Water Pump, Auxiliary Heater

Compatible with MERCEDES-BENZ S-CLASS (W221, V221) , MERCEDES-BENZ S-CLASS Coupe (C216) ,
NRF auxiliary water pump designed to support your vehicle's auxiliary heating system. Ensures efficient circulation for optimal cabin comfort.
63.90 EUR
inc. VAT 21%
In stock 1
Delivery 1 day (14.05.2026)
PN 390099
Make NRF
EAN 8718042437228

This NRF auxiliary water pump (part code 390099) is specifically engineered to integrate seamlessly with your vehicle's auxiliary heating system. It plays a crucial role in circulating coolant, ensuring that the auxiliary heater receives adequate flow to efficiently warm the cabin. Designed for reliability and performance, this pump is built to withstand the demands of continuous operation. Its robust construction ensures longevity and consistent functionality, providing a dependable solution for maintaining comfortable interior temperatures, especially during colder months. Installation is straightforward, designed to match original equipment specifications. By replacing a faulty or worn-out pump with this NRF unit, you can restore the full functionality of your auxiliary heating system and ensure a pleasant driving experience.

  • Direct replacement for NRF auxiliary water pump 390099
  • Supports auxiliary heating system operation
  • Ensures efficient coolant circulation
  • Designed for reliable and long-lasting performance
  • Helps maintain optimal cabin temperature
  • Built to OE specifications for easy installation
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  • MERCEDES-BENZ
    • S-CLASS (W221, V221)
      • S 400 Hybrid (221.095, 221.195) (205kW/279PS)
      • S 63 AMG (221.074, 221.174) (420kW/571PS)
      • S 250 CDI (221.003, 221.103) (150kW/204PS)
      • S 350 BlueTec (221.026, 221.126) (190kW/258PS)
      • S 350 BlueTEC 4-matic (221.083, 221.183) (190kW/258PS)
      • S 350 CGI (221.057, 221.157) (225kW/306PS)
      • S 350 CGI 4-matic (221.082, 221.182) (225kW/306PS)
      • S 500 CGI (221.073, 221.173) (320kW/435PS)
      • S 500 CGI 4-matic (221.094, 221.194) (320kW/435PS)
      • S 63 AMG (221.074, 221.174) (400kW/544PS)
      • S 350 CDI (221.022, 221.122) (173kW/235PS)
      • S 350 (221.056, 221.156) (200kW/272PS)
      • S 500 (221.071, 221.171) (285kW/388PS)
      • S 320 CDI (221.022, 221.122) (173kW/235PS)
      • S 450, S 450 L (221.070, 221.170) (250kW/340PS)
      • S 450 4-matic (221.084, 221.184) (250kW/340PS)
      • S 600 (221.176) (380kW/517PS)
      • S 320 CDI 4-matic (221.080, 221.180) (173kW/235PS)
      • S 420 CDI (221.028, 221.128) (235kW/320PS)
      • S 500 4-matic (221.086, 221.186) (285kW/388PS)
      • S 63 AMG (221.077, 221.177) (386kW/525PS)
      • S 350 4-matic (221.087, 221.187) (200kW/272PS)
      • S 280 (221.054) (170kW/231PS)
      • S 320 CDI 4-matic (221.080, 221.180) (155kW/211PS)
      • S 350 CDI 4-matic (221.080, 221.081) (155kW/211PS)
      • S 450 CDI (221.028, 221.128) (235kW/320PS)
      • S 350 CDI 4-matic (221.080, 221.180) (173kW/235PS)
    • S-CLASS Coupe (C216)
      • CL 500 (216.373) (320kW/435PS)
      • CL 500 4-matic (216.394) (320kW/435PS)
      • CL 63 AMG (216.374) (400kW/544PS)
      • CL 63 AMG (216.374) (420kW/571PS)
      • CL 500 (216.371) (285kW/388PS)
      • CL 600 (216.376) (380kW/517PS)
      • CL 500 4-matic (216.386) (285kW/388PS)
MERCEDES-BENZ
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