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FEBI BILSTEIN FEBI BILSTEIN 103446 Coolant Expansion Tank 103446
FEBI BILSTEIN FEBI BILSTEIN 103446 Coolant Expansion Tank 103446
FEBI BILSTEIN FEBI BILSTEIN 103446 Coolant Expansion Tank 103446
FEBI BILSTEIN FEBI BILSTEIN 103446 Coolant Expansion Tank 103446

FEBI BILSTEIN 103446 Coolant Expansion Tank

Compatible with VW GOLF VII Variant (BA5, BV5) , SEAT LEON ST (5F8) , AUDI A3 Limousine (8VS, 8VM) Show more info
FEBI BILSTEIN 103446 coolant expansion tank. Ensures proper coolant circulation and system pressure.
18.08 EUR
inc. VAT 21%
In stock 279
Delivery 1 day (27.03.2026)
PN 103446
Make FEBI BILSTEIN
EAN 4054224034460

This FEBI BILSTEIN 103446 coolant expansion tank is designed to maintain the correct coolant level and pressure within your vehicle's cooling system. A properly functioning expansion tank is crucial for preventing overheating and ensuring the longevity of your engine. Crafted with durable materials, this tank is built to withstand the demanding conditions of a vehicle's engine bay. It plays a vital role in accommodating the expansion and contraction of coolant as it heats and cools, thereby preventing excessive pressure build-up. Regular inspection and replacement of the coolant expansion tank can help avoid costly repairs to the cooling system and engine. Trust FEBI BILSTEIN for reliable components that meet stringent quality standards.

  • Direct fit for specific vehicle applications
  • Durable construction for long-lasting performance
  • Maintains optimal coolant system pressure
  • Helps prevent engine overheating
  • Ensures proper coolant circulation
  • High-quality materials for reliability
Internal thread size
M63 x 3
Number of connections
2
Material
PP (Polypropylene)
Additional article/Additional information
with coolant level sensor
Additional article/Additional info 2
without cap
OE-number
5Q0 121 407 M
  • VW
    • GOLF VII Variant (BA5, BV5)
      • 2.0 TDI 4motion (110kW/150PS)
      • 1.6 TDI 4motion (77kW/105PS)
      • 1.6 TDI (66kW/90PS)
      • 2.0 TDI (81kW/110PS)
      • 1.6 TDI (81kW/110PS)
      • 1.2 TSI (63kW/86PS)
      • 1.2 TSI (77kW/105PS)
      • 1.6 TDI (77kW/105PS)
      • 2.0 TDI (110kW/150PS)
      • 1.2 TSI (81kW/110PS)
      • 1.4 TSI (110kW/150PS)
      • 2.0 GTD (135kW/184PS)
      • 1.0 TSI (85kW/115PS)
      • 1.0 TSI (81kW/110PS)
      • 1.0 TSI (63kW/86PS)
    • GOLF VII (5G1, BQ1, BE1, BE2)
      • 1.4 TGI CNG (81kW/110PS)
      • 1.2 TSI (63kW/86PS)
      • 1.4 TSI (103kW/140PS)
      • 1.6 TDI (77kW/105PS)
      • 2.0 TDI (110kW/150PS)
      • 1.2 TSI (77kW/105PS)
      • 1.4 TSI (90kW/122PS)
      • 1.6 TDI 4motion (77kW/105PS)
      • 2.0 TDI 4motion (110kW/150PS)
      • 1.4 TSI MultiFuel (90kW/122PS)
      • 1.6 TDI (66kW/90PS)
      • 1.6 TDI (81kW/110PS)
      • 2.0 TDI (105kW/143PS)
      • 2.0 TDI (81kW/110PS)
      • 2.0 GTI (162kW/220PS)
      • 2.0 GTI (169kW/230PS)
      • 2.0 GTD (135kW/184PS)
      • 1.6 TDI 4motion (81kW/110PS)
      • 2.0 R 4motion (206kW/280PS)
      • 2.0 R 4motion (221kW/300PS)
      • e-Golf (85kW/115PS)
      • 1.2 TSI (81kW/110PS)
      • 1.4 TSI (92kW/125PS)
      • 1.4 TSI (110kW/150PS)
      • 1.4 GTE Hybrid (150kW/204PS)
      • 2.0 GTI (155kW/210PS)
      • 1.4 TSI MultiFuel (92kW/125PS)
      • 1.6 (81kW/110PS)
      • 1.0 TSI (85kW/115PS)
      • 2.0 GTI Clubsport (195kW/265PS)
      • 2.0 GTI Clubsport S (228kW/310PS)
      • 1.0 TSI (81kW/110PS)
      • 2.0 R 4motion (213kW/290PS)
      • 1.0 TSI (63kW/86PS)
      • e-Golf (100kW/136PS)
    • GOLF SPORTSVAN VII (AM1, AN1)
      • 1.4 TSI (110kW/150PS)
      • 1.2 TSI (81kW/110PS)
      • 1.4 TSI (92kW/125PS)
      • 1.2 TSI (63kW/86PS)
      • 1.4 TSI MultiFuel (92kW/125PS)
      • 1.0 TSI (85kW/115PS)
      • 1.0 TSI (63kW/86PS)
      • 1.0 TSI (81kW/110PS)
      • 1.5 TSI (110kW/150PS)
      • 1.5 TSI (96kW/130PS)
    • PASSAT B8 (3G2, CB2)
      • 2.0 TDI (110kW/150PS)
      • 1.6 TDI (88kW/120PS)
      • 2.0 TDI (140kW/190PS)
      • 2.0 TDI 4motion (140kW/190PS)
      • 1.8 TSI (132kW/180PS)
      • 2.0 TDI 4motion (110kW/150PS)
      • 2.0 TSI (162kW/220PS)
      • 2.0 TSI 4motion (206kW/280PS)
      • 1.5 TSI (110kW/150PS)
      • 2.0 TSI 4motion (200kW/272PS)
      • 2.0 TSI (140kW/190PS)
    • PASSAT B8 Variant (3G5, CB5)
      • 2.0 TDI (110kW/150PS)
      • 1.6 TDI (88kW/120PS)
      • 2.0 TDI (140kW/190PS)
      • 2.0 TDI 4motion (140kW/190PS)
      • 1.8 TSI (132kW/180PS)
      • 2.0 TDI 4motion (110kW/150PS)
      • 2.0 TSI (162kW/220PS)
      • 2.0 TSI 4motion (206kW/280PS)
      • 1.5 TSI (110kW/150PS)
      • 2.0 TSI 4motion (200kW/272PS)
      • 2.0 TSI (140kW/190PS)
    • GOLF ALLTRACK VII Variant (BA5, BV5)
      • 1.6 TDI 4motion (81kW/110PS)
      • 2.0 TDI 4motion (110kW/150PS)
      • 2.0 TDI 4motion (135kW/184PS)
    • TOURAN (5T1)
      • 1.2 TSI (81kW/110PS)
      • 1.4 TSI (110kW/150PS)
      • 1.6 TDI (81kW/110PS)
      • 2.0 TDI (110kW/150PS)
      • 1.8 TSI (132kW/180PS)
      • 2.0 TDI (140kW/190PS)
      • 1.6 TDI (85kW/115PS)
      • 1.0 TSI (85kW/116PS)
      • 2.0 TDI (85kW/116PS)
    • PASSAT ALLTRACK B8 Variant (3G5, CB5)
      • 2.0 TSI 4motion (162kW/220PS)
      • 2.0 TDI 4motion (110kW/150PS)
      • 2.0 TDI 4motion (140kW/190PS)
      • 2.0 TSI 4motion (200kW/272PS)
      • 2.0 TSI 4motion (206kW/280PS)
    • TIGUAN (AD1, AX1)
      • 2.0 TSI 4motion (132kW/180PS)
      • 2.0 TDI (110kW/150PS)
      • 2.0 TDI 4motion (110kW/150PS)
      • 2.0 TDI 4motion (140kW/190PS)
      • 1.4 TSI (92kW/125PS)
      • 1.4 TSI (110kW/150PS)
      • 1.4 TSI 4motion (110kW/150PS)
      • 2.0 TDI (85kW/115PS)
      • 2.0 TSI 4motion (162kW/220PS)
      • 1.6 TDI (85kW/115PS)
      • 2.0 TDI (81kW/110PS)
      • 1.5 TSI (110kW/150PS)
      • 2.0 TSI 4motion (169kW/230PS)
      • 2.0 TSI 4motion (140kW/190PS)
      • 1.5 TSI (96kW/131PS)
      • 2.0 TSI R 4motion (235kW/320PS)
    • TIGUAN ALLSPACE (BW2, BJ2)
      • 1.4 TSI (110kW/150PS)
      • 2.0 TDI 4motion (140kW/190PS)
    • T-ROC (A11, D11)
      • 2.0 TSI 4motion (140kW/190PS)
      • 1.0 TSI (85kW/116PS)
      • 2.0 TDI 4motion (110kW/150PS)
      • 1.5 TSI (110kW/150PS)
      • 2.0 TDI (110kW/150PS)
      • 1.6 TDI (85kW/115PS)
      • 1.5 TSI 4motion (110kW/150PS)
      • 2.0 TDI 4motion (140kW/190PS)
      • 1.0 TSI (81kW/110PS)
    • GOLF VII Van (5G1)
      • 1.6 TDi BlueMotion (81kW/110PS)
    • T-ROC Kabriolets (AC7, AC8)
      • 1.0 TSI (85kW/116PS)
      • 1.5 TSI (110kW/150PS)
      • 1.0 TSI (81kW/110PS)
    • MULTIVAN T7 (STM, STN)
      • 1.4 eHybrid (160kW/218PS)
  • SEAT
    • LEON ST (5F8)
      • 1.2 TSI (77kW/105PS)
      • 1.2 TSI (63kW/86PS)
      • 1.6 TDI (77kW/105PS)
      • 1.6 TDI 4Drive (77kW/105PS)
      • 1.2 TSI (81kW/110PS)
      • 1.4 TSI (92kW/125PS)
      • 1.4 TSI (110kW/150PS)
      • 1.0 TSI (85kW/115PS)
      • 1.6 TDI (85kW/115PS)
      • 1.6 TDI 4Drive (85kW/115PS)
    • LEON (5F1)
      • 1.6 TDI (77kW/105PS)
      • 1.2 TSI (63kW/86PS)
      • 1.2 TSI (77kW/105PS)
      • 1.2 TSI (81kW/110PS)
      • 1.4 TSI (92kW/125PS)
      • 1.4 TSI (110kW/150PS)
      • 1.0 TSI (85kW/115PS)
      • 1.6 TDI (85kW/115PS)
    • LEON SC (5F5)
      • 1.2 TSI (63kW/86PS)
      • 1.2 TSI (77kW/105PS)
      • 1.6 TDI (77kW/105PS)
      • 1.2 TSI (81kW/110PS)
      • 1.4 TSI (92kW/125PS)
      • 1.4 TSI (110kW/150PS)
      • 1.0 TSI (85kW/115PS)
    • ATECA (KH7, KHP)
      • 1.0 TSI (85kW/116PS)
      • 1.4 TSI (110kW/150PS)
      • 1.4 TSI 4Drive (110kW/150PS)
    • TARRACO (KN2)
      • 1.5 TSI ACT (110kW/150PS)
      • 2.0 TDI (110kW/150PS)
      • 2.0 TDI 4Drive (110kW/150PS)
      • 2.0 TDI 4Drive (140kW/190PS)
      • 2.0 TSI 4Drive (140kW/190PS)
  • AUDI
    • A3 Limousine (8VS, 8VM)
      • 1.4 TFSI (90kW/122PS)
      • 1.2 TFSI (77kW/105PS)
      • 1.6 TDI (77kW/105PS)
      • 1.4 TFSI (92kW/125PS)
      • 1.4 TFSI (103kW/140PS)
      • 1.2 TFSI (81kW/110PS)
      • 1.4 TSI (110kW/150PS)
      • 1.6 TDI (81kW/110PS)
      • 1.6 TDI quattro (81kW/110PS)
      • 1.0 TFSI (85kW/115PS)
      • 1.5 TFSI (110kW/150PS)
    • A3 Sportback (8VA, 8VF)
      • 2.0 TDI (81kW/110PS)
      • 1.4 TFSI (90kW/122PS)
      • 2.0 TDI (110kW/150PS)
      • 2.0 TDI (105kW/143PS)
      • 1.6 TDI (77kW/105PS)
      • 1.4 TFSI (103kW/140PS)
      • 1.2 TFSI (77kW/105PS)
      • 2.0 TDI (135kW/184PS)
      • 2.0 TDI (100kW/136PS)
      • 1.6 TDI (81kW/110PS)
      • 1.4 TFSI g-tron (81kW/110PS)
      • 1.2 TFSI (81kW/110PS)
      • 1.4 TFSI (92kW/125PS)
      • 1.4 TSI (110kW/150PS)
      • 1.6 TDI quattro (81kW/110PS)
      • 1.0 TFSI (85kW/115PS)
      • 1.5 TFSI (110kW/150PS)
    • A3 (8V1, 8VK)
      • 1.4 TFSI (90kW/122PS)
      • 2.0 TDI (105kW/143PS)
      • 2.0 TDI (110kW/150PS)
      • 1.6 TDI (77kW/105PS)
      • 2.0 TDI (81kW/110PS)
      • 2.0 TDI (135kW/184PS)
      • 1.4 TFSI (103kW/140PS)
      • 1.2 TFSI (77kW/105PS)
      • 2.0 TDI (100kW/136PS)
      • 1.6 TDI (81kW/110PS)
      • 1.2 TFSI (81kW/110PS)
      • 1.4 TFSI (92kW/125PS)
      • 1.4 TSI (110kW/150PS)
      • 1.0 TFSI (85kW/115PS)
      • 1.5 TFSI (110kW/150PS)
    • A3 Kabriolets (8V7, 8VE)
      • 1.4 TFSI (103kW/140PS)
      • 1.6 TDI (81kW/110PS)
      • 1.4 TFSI (92kW/125PS)
      • 1.4 TSI (110kW/150PS)
      • 1.4 TFSI (85kW/115PS)
      • 1.5 TFSI (110kW/150PS)
    • Q2 (GAB, GAG)
      • 1.0 TFSI (85kW/115PS)
      • 1.6 TDI (85kW/115PS)
      • 2.0 TDI (110kW/150PS)
      • 2.0 TDI quattro (110kW/150PS)
      • 2.0 TDI quattro (140kW/190PS)
      • 35 TDI quattro (110kW/150PS)
      • 35 TDI (110kW/150PS)
    • Q3 (F3B)
      • 35 TFSI (110kW/150PS)
    • Q5 (FYB, FYG)
      • 55 TFSI e quattro (270kW/367PS)
      • 50 TFSI e quattro (220kW/299PS)
      • 50 TFSI e quattro (220kW/299PS)
      • 55 TFSi e quattro (270kW/367PS)
    • A6 C8 (4A2)
      • 55 TFSI e quattro (270kW/367PS)
      • 50 TFSI e quattro (220kW/299PS)
      • 50 TFSI e quattro (220kW/299PS)
      • 55 TFSi e quattro (270kW/367PS)
    • A6 C8 Avant (4A5)
      • 55 TFSI e quattro (270kW/367PS)
      • 55 TFSI e quattro (270kW/367PS)
      • 50 TFSi e quattro (220kW/299PS)
    • Q5 Sportback (FYT)
      • 50 TFSI e quattro (220kW/299PS)
      • 55 TFSI e quattro (270kW/367PS)
  • SKODA
    • OCTAVIA III (5E3, NL3, NR3)
      • 1.2 TSI (63kW/86PS)
      • 1.2 TSI (77kW/105PS)
      • 1.4 TSI G-TEC (81kW/110PS)
      • 1.6 (81kW/110PS)
      • 1.2 TSI (81kW/110PS)
      • 1.0 TSI (85kW/115PS)
    • OCTAVIA III Combi (5E5, 5E6)
      • 1.2 TSI (63kW/86PS)
      • 1.2 TSI (77kW/105PS)
      • 1.4 TSI G-TEC (81kW/110PS)
      • 1.6 SRE (81kW/110PS)
      • 1.2 TSI (81kW/110PS)
      • 1.0 TSI (85kW/115PS)
    • SUPERB III (3V3)
      • 2.0 TDI (110kW/150PS)
      • 2.0 TDI (140kW/190PS)
      • 1.4 TSI (110kW/150PS)
      • 2.0 TSI 4x4 (206kW/280PS)
      • 1.4 TSI (92kW/125PS)
      • 2.0 TSI (162kW/220PS)
      • 1.6 TDI (88kW/120PS)
      • 2.0 TDI 4x4 (140kW/190PS)
      • 1.4 TSI 4x4 (110kW/150PS)
      • 1.8 TSI (132kW/180PS)
      • 2.0 TDI 4x4 (110kW/150PS)
      • 2.0 TSI 4x4 (200kW/272PS)
      • 2.0 TSI (140kW/190PS)
    • SUPERB III Universālis (3V5)
      • 1.4 TSI (92kW/125PS)
      • 1.4 TSI (110kW/150PS)
      • 2.0 TSI (162kW/220PS)
      • 1.6 TDI (88kW/120PS)
      • 2.0 TDI (110kW/150PS)
      • 2.0 TDI (140kW/190PS)
      • 2.0 TDI 4x4 (140kW/190PS)
      • 1.4 TSI 4x4 (110kW/150PS)
      • 1.8 TSI (132kW/180PS)
      • 2.0 TDI 4x4 (110kW/150PS)
      • 2.0 TSI 4x4 (206kW/280PS)
      • 2.0 TSI 4x4 (200kW/272PS)
      • 2.0 TSI (140kW/190PS)
    • YETI (5L)
      • 1.2 TSI (81kW/110PS)
    • KODIAQ I (NS6, NS7, NV7)
      • 1.4 TSI (92kW/125PS)
      • 1.4 TSI 4x4 (110kW/150PS)
      • 2.0 TSI 4x4 (132kW/180PS)
      • 2.0 TDI 4x4 (110kW/150PS)
      • 1.4 TSI (110kW/150PS)
      • 2.0 TDI (110kW/150PS)
    • KAROQ (NU7, ND7)
      • 1.0 TSI (85kW/116PS)
      • 1.5 TSI (110kW/150PS)
      • 1.6 TDI (85kW/115PS)
      • 2.0 TDI 4x4 (110kW/150PS)
      • 2.0 TDI 4x4 (140kW/190PS)
      • 1.5 TSI 4x4 (110kW/150PS)
      • 2.0 TDI (110kW/150PS)
      • 2.0 TSI 4x4 (140kW/190PS)
      • 1.4 TSI (110kW/150PS)
  • CUPRA
    • ATECA (KH7, KHP, KBP)
      • 2.0 TSI 4Drive (221kW/300PS)
AUDI
5Q0 121 407 A 5Q0 121 407 D 5Q0 121 407 F 5Q0 121 407 G 5Q0 121 407 M 5Q0 121 407 T
SEAT
5Q0 121 407 A 5Q0 121 407 D 5Q0 121 407 F 5Q0 121 407 G 5Q0 121 407 M 5Q0 121 407 T
SKODA
5Q0 121 407 A 5Q0 121 407 D 5Q0 121 407 F 5Q0 121 407 G 5Q0 121 407 M 5Q0 121 407 T
VW
5QM 121 407 E 5Q0 121 407 A 5Q0 121 407 D 5Q0 121 407 F 5Q0 121 407 G 5Q0 121 407 M 5Q0 121 407 S 5Q0 121 407 T
CUPRA
5Q0 121 407 M
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