Auxiliary Water Pump

Compatible with AUDI A3 (8L1) , VW GOLF IV (1J1) , AUDI A4 B5 (8D2) Show more info
This auxiliary water pump ensures efficient coolant circulation for your vehicle's heating and cooling systems.
78.76 EUR
inc. VAT 21%
In stock 14
Delivery 1 day (31.03.2026)
PN 0392020039
Make BOSCH
EAN 3165143331934

The BOSCH Auxiliary Water Pump (Part Code: 0 392 020 039) is designed to supplement the main engine cooling system. It plays a crucial role in maintaining optimal operating temperatures, particularly during stationary periods or when the main pump's flow might be insufficient. This pump is essential for the proper functioning of your vehicle's climate control. It actively circulates coolant through the heater core, ensuring consistent cabin heating, and also assists in managing engine temperature by providing additional coolant flow when needed. Its reliable operation contributes to both passenger comfort and engine longevity. Engineered by BOSCH, a trusted name in automotive components, this auxiliary pump is built for durability and performance. It integrates seamlessly into the existing cooling system, providing a dependable solution for maintaining your vehicle's thermal management.

  • Direct replacement for the original auxiliary water pump.
  • Ensures optimal coolant circulation for heating and engine cooling.
  • Maintains consistent cabin temperature.
  • Reliable performance from BOSCH.
  • Helps prevent engine overheating.
  • Designed for durability and long service life.
Voltage [V]
1/2"
Pressure [bar]
0,1
Flow rate [l/h]
500
  • AUDI
    • A3 (8L1)
      • 1.8 T (110kW/150PS)
      • 1.8 T quattro (132kW/180PS)
      • S3 quattro (154kW/210PS)
      • 1.8 T quattro (110kW/150PS)
      • 1.8 T (132kW/180PS)
      • S3 quattro (165kW/224PS)
    • A4 B5 (8D2)
      • S4 quattro (195kW/265PS)
    • A4 B5 Avant (8D5)
      • S4 quattro (195kW/265PS)
      • RS4 quattro (280kW/380PS)
    • A6 C5 Avant (4B5, 4B6)
      • 2.7 T (169kW/230PS)
      • 2.7 T quattro (169kW/230PS)
      • 2.7 T quattro (184kW/250PS)
    • A6 C5 (4B2, 4B4)
      • 2.7 T (169kW/230PS)
      • 2.7 T quattro (169kW/230PS)
      • 2.7 T quattro (184kW/250PS)
    • TT (8N3)
      • 1.8 T (132kW/180PS)
      • 1.8 T quattro (132kW/180PS)
      • 1.8 T quattro (165kW/224PS)
      • 1.8 T (110kW/150PS)
    • TT Roadster (8N9)
      • 1.8 T (132kW/180PS)
      • 1.8 T quattro (132kW/180PS)
      • 1.8 T quattro (165kW/224PS)
      • 1.8 T (110kW/150PS)
    • ALLROAD C5 (4BH)
      • 2.7 T quattro (184kW/250PS)
  • VW
    • GOLF IV (1J1)
      • 1.9 TDI (66kW/90PS)
      • 1.6 (74kW/100PS)
      • 1.9 TDI (81kW/110PS)
      • 1.9 SDI (50kW/68PS)
      • 1.4 16V (55kW/75PS)
      • 1.8 (92kW/125PS)
      • 1.8 T (110kW/150PS)
      • 1.9 TDI 4motion (66kW/90PS)
      • 1.8 4motion (92kW/125PS)
      • 2.0 (85kW/115PS)
      • 1.9 TDI (85kW/115PS)
      • 1.6 16V (77kW/105PS)
      • 1.9 TDI 4motion (85kW/115PS)
      • 1.9 TDI (74kW/101PS)
      • 1.9 TDI 4motion (74kW/101PS)
      • 1.9 TDI (110kW/150PS)
      • 1.9 TDI 4motion (110kW/150PS)
      • 1.6 (75kW/102PS)
      • 2.0 4motion (85kW/115PS)
      • 1.9 TDI (96kW/130PS)
      • 1.9 TDI 4motion (96kW/130PS)
      • 1.8 T GTI (132kW/180PS)
      • 1.6 FSI (81kW/110PS)
      • 2.0 BiFuel (85kW/116PS)
    • NEW BEETLE (9C1, 1C1)
      • 2.0 (85kW/115PS)
      • 1.9 TDI (66kW/90PS)
      • 1.6 (74kW/100PS)
      • 1.8 T (110kW/150PS)
      • 3.2 RSI 4motion (1C9) (165kW/224PS)
      • 1.6 (75kW/102PS)
      • 2.3 V5 (125kW/170PS)
      • 1.9 TDI (74kW/101PS)
      • 1.4 (55kW/75PS)
      • 1.9 TDI (77kW/105PS)
      • 2.5 (110kW/150PS)
    • BORA I (1J2)
      • 1.6 (74kW/101PS)
      • 2.0 (85kW/115PS)
      • 1.9 TDI (66kW/90PS)
      • 1.9 TDI (81kW/110PS)
      • 1.8 (92kW/125PS)
      • 1.4 16V (55kW/75PS)
      • 1.9 SDI (50kW/68PS)
      • 1.8 4motion (92kW/125PS)
      • 1.9 TDI 4motion (66kW/90PS)
      • 1.9 TDI (85kW/115PS)
      • 1.9 TDI 4motion (85kW/115PS)
      • 1.6 16V (77kW/105PS)
      • 1.9 TDI (74kW/101PS)
      • 1.9 TDI 4motion (74kW/101PS)
      • 1.9 TDI (110kW/150PS)
      • 1.9 TDI 4motion (110kW/150PS)
      • 1.6 (75kW/102PS)
      • 1.8 T (110kW/150PS)
      • 2.0 4motion (85kW/115PS)
      • 1.9 TDI (96kW/130PS)
      • 1.9 TDI 4motion (96kW/130PS)
      • 1.6 FSI (81kW/110PS)
      • 1.8 T (132kW/180PS)
    • GOLF IV Variant (1J5)
      • 1.4 16V (55kW/75PS)
      • 1.6 (74kW/101PS)
      • 2.0 (85kW/115PS)
      • 1.9 SDI (50kW/68PS)
      • 1.9 TDI (66kW/90PS)
      • 1.9 TDI (81kW/110PS)
      • 1.9 TDI (85kW/115PS)
      • 1.9 TDI 4motion (66kW/90PS)
      • 1.8 4motion (92kW/125PS)
      • 1.6 16V (77kW/105PS)
      • 1.9 TDI 4motion (85kW/115PS)
      • 1.9 TDI (74kW/101PS)
      • 1.9 TDI 4motion (74kW/101PS)
      • 1.6 (75kW/102PS)
      • 2.0 4motion (85kW/115PS)
      • 1.9 TDI (96kW/130PS)
      • 1.9 TDI 4motion (96kW/130PS)
      • 2.0 Bi-Fuel (85kW/116PS)
      • 1.6 FSI (81kW/110PS)
      • 1.8 T (110kW/150PS)
    • BORA Variant (1J6)
      • 2.0 (85kW/115PS)
      • 1.9 TDI (85kW/115PS)
      • 1.6 (74kW/100PS)
      • 1.9 TDI (81kW/110PS)
      • 1.9 TDI 4motion (85kW/115PS)
      • 1.9 TDI (66kW/90PS)
      • 1.8 4motion (92kW/125PS)
      • 1.6 16V (77kW/105PS)
      • 1.9 TDI (74kW/101PS)
      • 1.9 TDI 4motion (74kW/101PS)
      • 1.6 (75kW/102PS)
      • 1.8 T (110kW/150PS)
      • 2.0 4motion (85kW/115PS)
      • 1.9 TDI (96kW/130PS)
      • 1.9 TDI 4motion (96kW/130PS)
      • 1.9 TDI (110kW/150PS)
      • 1.9 TDI 4motion (110kW/150PS)
      • 1.6 FSI (81kW/110PS)
      • 1.8 T (132kW/180PS)
      • 1.4 16V (55kW/75PS)
    • NEW BEETLE Kabriolets (1Y7)
      • 1.6 (75kW/102PS)
      • 2.0 (85kW/115PS)
      • 1.9 TDI (74kW/100PS)
      • 1.4 (55kW/75PS)
      • 1.8 T (110kW/150PS)
      • 1.9 TDI (77kW/105PS)
      • 2.5 (110kW/150PS)
    • GOLF IV Van (1J1)
      • 1.9 TDI (66kW/90PS)
      • 1.9 TDI (96kW/130PS)
      • 1.9 TDI 4motion (85kW/116PS)
    • GOLF VAN IV Variant (1J5)
      • 1.9 SDI (50kW/68PS)
      • 1.4 (55kW/75PS)
      • 1.9 TDI (66kW/90PS)
      • 1.9 TDI (74kW/101PS)
      • 1.6 (77kW/105PS)
      • 1.9 TDI (81kW/110PS)
      • 1.9 TDI (85kW/116PS)
      • 1.9 TDI (96kW/131PS)
  • SEAT
    • LEON (1M1)
      • 1.8 T Cupra R (154kW/209PS)
      • 1.8 T Cupra R (165kW/225PS)
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