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FEBI BILSTEIN FEBI BILSTEIN 103420 Coolant Expansion Tank 103420
FEBI BILSTEIN FEBI BILSTEIN 103420 Coolant Expansion Tank 103420
FEBI BILSTEIN FEBI BILSTEIN 103420 Coolant Expansion Tank 103420
FEBI BILSTEIN FEBI BILSTEIN 103420 Coolant Expansion Tank 103420

FEBI BILSTEIN 103420 Coolant Expansion Tank

Compatible with AUDI A5 (8T3) , AUDI A5 Sportback (8TA) , AUDI A4 B8 (8K2) Show more info
This FEBI BILSTEIN coolant expansion tank is designed to maintain optimal coolant levels in your vehicle's cooling system. Ensure reliable engine temperature regulation with this quality component.
26.05 EUR
inc. VAT 21%
In stock 4
Delivery 1 day (23.03.2026)
PN 103420
Make FEBI BILSTEIN
EAN 4054224034200

The coolant expansion tank plays a crucial role in the proper functioning of your vehicle's cooling system. It acts as a reservoir for coolant, accommodating expansion and contraction due to temperature changes. This prevents pressure buildup and ensures that there is always sufficient coolant available to keep the engine at its optimal operating temperature. FEBI BILSTEIN is known for producing high-quality automotive components that meet or exceed original equipment specifications. This expansion tank is manufactured with durable materials to withstand the demanding conditions within the engine bay, including exposure to heat and coolant chemicals. Its precise fitment ensures easy installation and reliable performance. Proper maintenance of the cooling system is vital for engine longevity. A faulty or leaking expansion tank can lead to coolant loss, overheating, and potential engine damage. Replacing your expansion tank with a reliable part like this FEBI BILSTEIN unit can help prevent such issues and maintain your vehicle's performance.

  • Maintains optimal coolant levels
  • Accommodates coolant expansion and contraction
  • Prevents pressure buildup in the cooling system
  • Ensures consistent engine temperature regulation
  • Durable construction for long-lasting performance
  • Designed for precise fitment and easy installation
  • High-quality component from FEBI BILSTEIN
Number of connections
2
Material
PP (Polypropylene)
Additional article/Additional information
with coolant level sensor
Additional article/Additional info 2
without cap
Additional article/Additional info 2
with a heat-resistant shield
OE-number
8K0 121 405 S
  • AUDI
    • A5 (8T3)
      • S5 quattro (245kW/333PS)
      • 3.2 FSI (195kW/265PS)
      • 3.0 TFSI quattro (200kW/272PS)
      • 3.2 FSI quattro (195kW/265PS)
    • A5 Sportback (8TA)
      • 3.0 TFSI quattro (200kW/272PS)
      • 3.2 FSI quattro (195kW/265PS)
      • S5 quattro (245kW/333PS)
    • A4 B8 (8K2)
      • 3.0 TFSI quattro (200kW/272PS)
      • 3.2 FSI quattro (195kW/265PS)
      • S4 quattro (245kW/333PS)
      • 3.2 FSI (195kW/265PS)
    • A4 B8 Avant (8K5)
      • 3.0 TFSI quattro (200kW/272PS)
      • 3.2 FSI quattro (195kW/265PS)
      • S4 quattro (245kW/333PS)
      • 3.2 FSI (195kW/265PS)
    • A5 Kabriolets (8F7)
      • 3.0 TFSI quattro (200kW/272PS)
      • 3.2 FSI (195kW/265PS)
      • 3.2 FSI quattro (195kW/265PS)
      • S5 quattro (245kW/333PS)
    • Q5 (8RB)
      • 3.2 FSI quattro (199kW/270PS)
      • 3.0 TFSI quattro (200kW/272PS)
      • SQ5 TFSI quattro (260kW/354PS)
AUDI
8K0 121 405 F 8K0 121 405 H 8K0 121 405 N 8K0 121 405 Q 8K0 121 405 S
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