FEBI BILSTEIN 21188 Coolant Expansion Tank

Compatible with AUDI 80 B3 Sedans (893, 894, 8A2) , AUDI 100 C3 Sedans (443, 444) , AUDI COUPE B3 (89, 8B3) Show more info
Ensures proper coolant circulation and pressure regulation in your vehicle's cooling system.
18.98 EUR
inc. VAT 21%
In stock 17
Delivery 1 day (15.05.2026)
PN 21188
Make FEBI BILSTEIN
EAN 4027816211884

This coolant expansion tank from FEBI BILSTEIN is designed to maintain the correct level and pressure within your engine's cooling system. It plays a crucial role in preventing overheating by allowing coolant to expand and contract safely. Proper functioning of the expansion tank is vital for the longevity of your engine. It helps to absorb pressure fluctuations, preventing damage to hoses and other cooling system components. This part is engineered to meet the high standards expected from FEBI BILSTEIN. Regular inspection and maintenance of your coolant expansion tank can help identify potential leaks or issues before they lead to more significant problems. Replacing a faulty tank with a quality part like this FEBI BILSTEIN unit ensures your cooling system operates efficiently.

  • Maintains correct coolant level and pressure
  • Prevents engine overheating
  • Absorbs pressure fluctuations
  • Ensures efficient cooling system operation
  • High-quality construction by FEBI BILSTEIN
  • Direct fit for specific vehicle applications
  • Durable and reliable performance
Material
Plastic
Additional article/Additional information
with coolant level sensor
Additional article/Additional info 2
without cap
OE-number
8A0 121 403 A
  • AUDI
    • 80 B3 Sedans (893, 894, 8A2)
      • 1.6 (55kW/75PS)
      • 1.8 (55kW/75PS)
      • 1.8 S (65kW/88PS)
      • 1.8 S (66kW/90PS)
      • 1.8 E (82kW/112PS)
      • 1.8 (83kW/113PS)
      • 2.0 E (83kW/113PS)
      • 1.6 D (40kW/54PS)
      • 1.6 TD (59kW/80PS)
      • 1.9 D (50kW/68PS)
      • 1.6 (51kW/70PS)
      • 2.0 E 16V (101kW/137PS)
      • 1.8 S quattro (65kW/88PS)
      • 1.8 S quattro (66kW/90PS)
      • 1.8 quattro (83kW/113PS)
      • 2.0 E quattro (83kW/113PS)
      • 2.0 quattro (85kW/115PS)
      • 2.0 E 16V quattro (101kW/137PS)
      • 2.0 E (82kW/112PS)
      • 1.8 E quattro (82kW/112PS)
      • 1.4 (48kW/65PS)
      • 1.6 (75kW/102PS)
    • 100 C3 Sedans (443, 444)
      • 1.8 (65kW/88PS)
      • 1.8 Cat (66kW/90PS)
      • 1.9 (74kW/100PS)
      • 2.0 (83kW/113PS)
      • 2.0 Cat (85kW/115PS)
      • 2.1 (100kW/136PS)
      • 2.2 (85kW/115PS)
      • 2.2 (101kW/137PS)
      • 2.2 Turbo (121kW/165PS)
      • 2.3 E (100kW/136PS)
      • 2.0 D (51kW/70PS)
      • 2.0 D Turbo (64kW/87PS)
      • 2.0 D Turbo (74kW/100PS)
      • 2.5 TDI (88kW/120PS)
      • 1.8 quattro (65kW/88PS)
      • 1.8 Cat quattro (66kW/90PS)
      • 2.2 quattro (101kW/137PS)
      • 2.2 E Turbo quattro (121kW/165PS)
      • 2.3 E quattro (100kW/136PS)
      • 1.8 (55kW/75PS)
      • 2.4 D (60kW/82PS)
      • 2.2 E quattro (88kW/120PS)
      • 1.8 (66kW/90PS)
      • 1.8 quattro (66kW/90PS)
      • 2.0 (85kW/115PS)
      • 2.2 Cat quattro (101kW/137PS)
      • 2.2 Cat (101kW/137PS)
      • 2.2 (79kW/107PS)
    • COUPE B3 (89, 8B3)
      • 2.0 (85kW/115PS)
      • 1.8 (82kW/112PS)
      • 2.0 (83kW/113PS)
    • 100 C3 Avant (445, 446)
      • 1.8 (55kW/75PS)
      • 1.8 (65kW/88PS)
      • 1.8 (66kW/90PS)
      • 2.0 (83kW/113PS)
      • 2.0 E Cat (85kW/115PS)
      • 2.1 (100kW/136PS)
      • 2.2 (85kW/115PS)
      • 2.2 (101kW/137PS)
      • 2.2 Turbo (121kW/165PS)
      • 2.3 (100kW/136PS)
      • 2.0 D (51kW/70PS)
      • 2.0 TD (64kW/87PS)
      • 2.0 TD (74kW/100PS)
      • 2.5 TDI (88kW/120PS)
      • 2.2 quattro (101kW/137PS)
      • 2.2 Turbo quattro (121kW/165PS)
      • 2.3 E quattro (100kW/136PS)
      • 2.2 E quattro (88kW/120PS)
      • 2.4 D (60kW/82PS)
      • 1.9 (74kW/100PS)
      • 1.8 quattro (65kW/88PS)
      • 1.8 Cat quattro (66kW/90PS)
      • 1.8 quattro (66kW/90PS)
      • 2.0 E (85kW/115PS)
      • 2.2 Cat (101kW/137PS)
      • 2.2 Cat quattro (101kW/137PS)
      • 1.8 Cat (66kW/90PS)
    • COUPE B2 (81, 855, 856)
      • 1.8 GT (82kW/112PS)
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