FEBI BILSTEIN 46221 Coolant Reservoir Cap

Compatible with BMW 1 (F20) , BMW 5 (F10) , BMW 5 Touring (F11) Show more info
Ensures a secure seal for your vehicle's coolant reservoir, preventing leaks and maintaining optimal system pressure.
11.57 EUR
inc. VAT 21%
In stock 6
Delivery 1 day (31.03.2026)
PN 46221
Make FEBI BILSTEIN
EAN 4027816462217

This coolant reservoir cap from FEBI BILSTEIN is designed to provide a reliable and durable seal for your vehicle's cooling system. Proper sealing is crucial for maintaining the correct pressure within the cooling system, which is essential for efficient heat transfer and preventing overheating. A faulty cap can lead to coolant loss, air ingress, and potential damage to engine components. FEBI BILSTEIN is known for its commitment to quality and precision engineering, ensuring that this cap meets stringent automotive standards. It is manufactured with durable materials to withstand the demanding conditions of the engine bay, including high temperatures and exposure to various fluids. Replacing a worn or damaged coolant reservoir cap with this FEBI BILSTEIN part will help restore the integrity of your cooling system, ensuring reliable performance and protecting your engine.

  • Direct replacement for original equipment
  • Ensures proper pressure regulation in the cooling system
  • Prevents coolant leaks and evaporation
  • Made from durable, high-quality materials
  • Designed to withstand engine bay temperatures and fluids
  • Helps maintain optimal engine operating temperature
  • Easy to install
Material
Plastic
Opening pressure [bar]
1:4
OE-number
17 11 7 639 020
  • BMW
    • 1 (F20)
      • 125 d (155kW/211PS)
      • 120 d (120kW/163PS)
      • 116 d (85kW/116PS)
      • 118 d (100kW/136PS)
      • 125 i (160kW/218PS)
      • 116 i (100kW/136PS)
      • 118 i (125kW/170PS)
      • 116 d (85kW/116PS)
      • 118 d (105kW/143PS)
      • 120 d (135kW/184PS)
      • 125 d (160kW/218PS)
      • 114 i (75kW/102PS)
      • M 135 i (235kW/320PS)
      • M 135 i xDrive (235kW/320PS)
      • 114 d (70kW/95PS)
      • 120 d xDrive (135kW/184PS)
      • 118 d xDrive (105kW/143PS)
      • 120 d xDrive (147kW/200PS)
      • 125 i (175kW/238PS)
      • 120 d (147kW/200PS)
      • 116 i (80kW/109PS)
      • 118 i (100kW/136PS)
      • 120 i (130kW/177PS)
      • M 135 i (240kW/326PS)
      • M 135 i xDrive (240kW/326PS)
      • 116 d (85kW/116PS)
      • 118 d (110kW/150PS)
      • 118 d xDrive (110kW/150PS)
      • 120 d (140kW/190PS)
      • 120 d xDrive (140kW/190PS)
      • 125 d (165kW/224PS)
      • 118 i (100kW/136PS)
      • 114 d (70kW/95PS)
      • 120 i (135kW/184PS)
      • 125 i (165kW/224PS)
      • M 140 i (250kW/340PS)
      • M 140 i xDrive (250kW/340PS)
    • 5 (F10)
      • 525 d xDrive (155kW/211PS)
      • 525 d (155kW/211PS)
      • 520 i (120kW/163PS)
      • M 550 d xDrive (280kW/381PS)
      • 535 i xDrive (225kW/306PS)
      • 520 i (135kW/184PS)
      • 528 i (180kW/245PS)
      • 528 i xDrive (180kW/245PS)
      • 525 d (160kW/218PS)
      • 525 d xDrive (160kW/218PS)
      • 530 d (190kW/258PS)
      • 530 d xDrive (190kW/258PS)
      • 535 d (230kW/313PS)
      • 535 d xDrive (230kW/313PS)
      • ActiveHybrid (250kW/340PS)
      • 535 i (225kW/306PS)
      • 520 d (135kW/184PS)
      • 525 d (150kW/204PS)
      • 530 d (180kW/245PS)
      • 535 d (220kW/299PS)
      • 520 d xDrive (135kW/184PS)
      • 518 d (105kW/143PS)
      • 518 d (110kW/150PS)
      • 520 d (140kW/190PS)
      • 520 d xDrive (140kW/190PS)
      • 535 i (240kW/326PS)
      • 535 i xDrive (240kW/326PS)
      • 520 d (120kW/163PS)
      • 518 d (100kW/136PS)
      • 520 d xDrive (120kW/163PS)
      • 530 d (210kW/286PS)
      • 530 d xDrive (210kW/286PS)
      • 520 d (147kW/200PS)
      • 520 d xDrive (147kW/200PS)
      • 520 d (155kW/211PS)
      • 520 d xDrive (155kW/211PS)
      • 530 i (190kW/258PS)
    • 5 Touring (F11)
      • M 550 d xDrive (280kW/381PS)
      • 520 i (135kW/184PS)
      • 528 i (180kW/245PS)
      • 528 i xDrive (180kW/245PS)
      • 525 d (160kW/218PS)
      • 525 d xDrive (160kW/218PS)
      • 530 d (190kW/258PS)
      • 530 d xDrive (190kW/258PS)
      • 535 d (230kW/313PS)
      • 535 d xDrive (230kW/313PS)
      • 535 i xDrive (225kW/306PS)
      • 535 i (225kW/306PS)
      • 520 d (135kW/184PS)
      • 525 d (150kW/204PS)
      • 530 d (180kW/245PS)
      • 535 d (220kW/299PS)
      • 520 d xDrive (135kW/184PS)
      • 518 d (105kW/143PS)
      • 518 d (110kW/150PS)
      • 520 d (140kW/190PS)
      • 520 d xDrive (140kW/190PS)
      • 520 d (120kW/163PS)
      • 518 d (100kW/136PS)
      • 520 d xDrive (120kW/163PS)
      • 525 d (155kW/211PS)
      • 525 d xDrive (155kW/211PS)
      • 535 i (240kW/326PS)
      • 535 i xDrive (240kW/326PS)
      • 530 d (210kW/286PS)
      • 530 d xDrive (210kW/286PS)
      • 520 d (155kW/211PS)
      • 520 d xDrive (155kW/211PS)
      • 520 d (147kW/200PS)
      • 520 d xDrive (147kW/200PS)
      • 518 d (120kW/163PS)
      • 530 i (190kW/258PS)
    • 1 (F21)
      • 118 d xDrive (105kW/143PS)
      • 114 i (75kW/102PS)
      • 116 i (100kW/136PS)
      • 118 i (125kW/170PS)
      • 125 i (160kW/218PS)
      • M 135 i (235kW/320PS)
      • 114 d (70kW/95PS)
      • M 135 i xDrive (235kW/320PS)
      • 116 d (85kW/116PS)
      • 116 d (85kW/116PS)
      • 118 d (100kW/136PS)
      • 118 d (105kW/143PS)
      • 120 d (120kW/163PS)
      • 120 d (135kW/184PS)
      • 120 d xDrive (135kW/184PS)
      • 125 d (155kW/211PS)
      • 125 d (160kW/218PS)
      • 120 d xDrive (147kW/200PS)
      • 125 i (175kW/238PS)
      • 120 d (147kW/200PS)
      • 116 i (80kW/109PS)
      • 118 i (100kW/136PS)
      • 120 i (130kW/177PS)
      • M 135 i (240kW/326PS)
      • M 135 i xDrive (240kW/326PS)
      • 116 d (85kW/116PS)
      • 118 d (110kW/150PS)
      • 118 d xDrive (110kW/150PS)
      • 120 d (140kW/190PS)
      • 120 d xDrive (140kW/190PS)
      • 125 d (165kW/224PS)
      • 118 i (100kW/136PS)
      • 114 d (70kW/95PS)
      • 120 i (135kW/184PS)
      • 125 i (165kW/224PS)
      • M 140 i (250kW/340PS)
      • M 140 i xDrive (250kW/340PS)
    • 5 (G30, F90)
      • 530 i (185kW/252PS)
      • 530 i xDrive (185kW/252PS)
      • 540 i (250kW/340PS)
      • 540 i xDrive (250kW/340PS)
      • 520 d (140kW/190PS)
      • 520 d xDrive (140kW/190PS)
      • 530 d (195kW/265PS)
      • 530 d xDrive (195kW/265PS)
      • 520 d (120kW/163PS)
      • 540 i (265kW/360PS)
      • 540 i xDrive (265kW/360PS)
      • 530 e Plug-in Hybrid (185kW/252PS)
      • 530 e Plug-in-Hybrid xDrive (185kW/252PS)
      • 525 d (170kW/231PS)
      • 540 d xDrive (235kW/320PS)
      • M 550 d xDrive (294kW/400PS)
      • 520 i (135kW/184PS)
      • 520 i (120kW/163PS)
      • 518 d (100kW/136PS)
      • 518 d (110kW/150PS)
      • 530 e Plug-in-Hybrid (170kW/231PS)
      • 530 e Plug-in-Hybrid xDrive (170kW/231PS)
      • 520 d Mild-Hybrid (140kW/190PS)
      • 520 d Mild-Hybrid (120kW/163PS)
      • 520 d Mild-Hybrid xDrive (140kW/190PS)
      • 520 i Mild-Hybrid (135kW/184PS)
      • 530 i Mild-Hybrid (185kW/252PS)
      • 530 i Mild-Hybrid xDrive (185kW/252PS)
      • 540 i Mild-Hybrid (245kW/333PS)
      • 540 i Mild-Hybrid xDrive (245kW/333PS)
      • 530 d Mild-Hybrid (210kW/286PS)
      • 530 d Mild-Hybrid xDrive (210kW/286PS)
      • 540 d Mild-Hybrid xDrive (250kW/340PS)
      • 520 i Mild-Hybrid (120kW/163PS)
      • 518 d Mild-Hybrid (100kW/136PS)
      • 518 d Mild-Hybrid (110kW/150PS)
      • 530 d Mild-Hybrid (183kW/249PS)
      • 530 d Mild-Hybrid xDrive (183kW/249PS)
      • 530 e Plug-in-Hybrid (215kW/292PS)
      • 530 e Plug-in-Hybrid xDrive (215kW/292PS)
      • 545 e Plug-in-Hybrid xDrive (290kW/394PS)
      • 530 e Plug-in-Hybrid (200kW/272PS)
      • 530 e Plug-in-Hybrid xDrive (200kW/272PS)
      • 520 E PLUG-IN-HYBRID (150kW/204PS)
      • 530 i (180kW/245PS)
      • 530 i xDrive (180kW/245PS)
      • 530 i Mild-Hybrid (180kW/245PS)
      • 530 i Mild-Hybrid xDrive (180kW/245PS)
    • 5 Touring (G31)
      • 530 i (185kW/252PS)
      • 540 i xDrive (250kW/340PS)
      • 540 i xDrive (265kW/360PS)
      • 520 d (140kW/190PS)
      • 530 d (195kW/265PS)
      • 530 d xDrive (195kW/265PS)
      • M 550 d xDrive (294kW/400PS)
      • 540 d xDrive (235kW/320PS)
      • 525 d (170kW/231PS)
      • 520 d xDrive (140kW/190PS)
      • 530 i xDrive (185kW/252PS)
      • 520 i (135kW/184PS)
      • 518 d (110kW/150PS)
      • 518 d (100kW/136PS)
      • 520 d Mild-Hybrid (140kW/190PS)
      • 520 d Mild-Hybrid xDrive (140kW/190PS)
      • 520 i Mild-Hybrid (135kW/184PS)
      • 530 i Mild-Hybrid (185kW/252PS)
      • 530 i Mild-Hybrid xDrive (185kW/252PS)
      • 540 i Mild-Hybrid xDrive (245kW/333PS)
      • 530 d Mild-Hybrid (210kW/286PS)
      • 530 d Mild-Hybrid xDrive (210kW/286PS)
      • 540 d Mild-Hybrid xDrive (250kW/340PS)
      • 520 i Mild-Hybrid (120kW/163PS)
      • 518 d Mild-Hybrid (100kW/136PS)
      • 518 d Mild-Hybrid (110kW/150PS)
      • 520 d Mild-Hybrid (120kW/163PS)
      • 530 d Mild-Hybrid (183kW/249PS)
      • 530 d Mild-Hybrid xDrive (183kW/249PS)
      • 530 e Plug-in-Hybrid (215kW/292PS)
      • 530 e Plug-in-Hybrid xDrive (215kW/292PS)
      • 530 e Plug-in-Hybrid (200kW/272PS)
      • 530 e Plug-in-Hybrid xDrive (200kW/272PS)
      • 520 E PLUG-IN-HYBRID (150kW/204PS)
      • 530 i (180kW/245PS)
      • 530 i xDrive (180kW/245PS)
      • 530 i Mild-Hybrid (180kW/245PS)
      • 530 i Mild-Hybrid xDrive (180kW/245PS)
    • 6 Gran Turismo (G32)
      • 630 i (190kW/258PS)
      • 640 i (250kW/340PS)
      • 640 i xDrive (250kW/340PS)
      • 630 d (195kW/265PS)
      • 630 d xDrive (195kW/265PS)
      • 640 d xDrive (235kW/320PS)
      • 640 i (265kW/360PS)
      • 640 i xDrive (265kW/360PS)
      • 620 d (140kW/190PS)
      • 620 d xDrive (140kW/190PS)
      • 620 d (120kW/163PS)
      • 620 d xDrive (120kW/163PS)
      • 630 i xDrive (190kW/258PS)
      • 630 i Mild-Hybrid (190kW/258PS)
      • 640 i Mild-Hybrid (245kW/333PS)
      • 640 i Mild-Hybrid xDrive (245kW/333PS)
      • 620 d Mild-Hybrid (140kW/190PS)
      • 630 d Mild-Hybrid (210kW/286PS)
      • 630 d Mild-Hybrid xDrive (210kW/286PS)
      • 640 d Mild-Hybrid xDrive (250kW/340PS)
      • 620 d Mild-Hybrid (120kW/163PS)
      • 620 d Mild-Hybrid xDrive (140kW/190PS)
      • 630 d Mild-Hybrid (155kW/211PS)
      • 630 i Mild-Hybrid (180kW/245PS)
    • 8 Coupe (G15, F92)
      • 840 d xDrive (235kW/320PS)
      • 840 i (250kW/340PS)
      • 840 i xDrive (250kW/340PS)
      • 840 d Mild-Hybrid xDrive (250kW/340PS)
      • 840 i (245kW/333PS)
      • 840 i xDrive (245kW/333PS)
    • 3 (G20, G80, G28)
      • 320 d (140kW/190PS)
      • 320 d xDrive (140kW/190PS)
      • 320 d (120kW/163PS)
      • 320 d xDrive (120kW/163PS)
      • 318 d (110kW/150PS)
      • 318 d (100kW/136PS)
      • 330 d (195kW/265PS)
      • 330 d xDrive (195kW/265PS)
    • 8 Kabriolets (G14, F91)
      • 840 d xDrive (235kW/320PS)
      • 840 i (250kW/340PS)
      • 840 i xDrive (250kW/340PS)
      • 840 d Mild-Hybrid xDrive (250kW/340PS)
      • 840 i (245kW/333PS)
      • 840 i xDrive (245kW/333PS)
    • 3 Touring (G21, G81)
      • 318 d (100kW/136PS)
      • 318 d (110kW/150PS)
      • 320 d (120kW/163PS)
      • 320 d (140kW/190PS)
      • 320 d xDrive (120kW/163PS)
      • 320 d xDrive (140kW/190PS)
      • 330 d xDrive (195kW/265PS)
      • 330 d (195kW/265PS)
    • 8 Gran Coupe (G16, F93)
      • 840 i (250kW/340PS)
      • 840 i xDrive (250kW/340PS)
      • 840 d xDrive (235kW/320PS)
      • 840 d Mild-Hybrid xDrive (250kW/340PS)
      • 840 i (245kW/333PS)
      • 840 i xDrive (245kW/333PS)
    • 5 Touring Van (G31)
      • 530 i (185kW/252PS)
      • 520 d (140kW/190PS)
      • 520 d xDrive (140kW/190PS)
      • 530 d xDrive (195kW/265PS)
    • X6 (G06, F96)
      • xDrive 40 i (250kW/340PS)
      • xDrive 30 d (195kW/265PS)
      • xDrive M 50 d (294kW/400PS)
      • xDrive 30 d (183kW/249PS)
      • xDrive 30 d (155kW/211PS)
    • 4 Coupe (G22, G82)
      • 420 d Mild-Hybrid (140kW/190PS)
      • 420 d Mild-Hybrid (120kW/163PS)
      • 420 d Mild-Hybrid xDrive (140kW/190PS)
      • 430 d Mild-Hybrid xDrive (210kW/286PS)
      • M440 d Mild-Hybrid xDrive (250kW/340PS)
    • 4 Kabriolets (G23, G83)
      • 420 d Mild-Hybrid (140kW/190PS)
      • 430 d Mild-Hybrid (210kW/286PS)
      • M440 d Mild-Hybrid xDrive (250kW/340PS)
      • 420 d Mild-Hybrid (120kW/163PS)
    • 4 Gran Coupe (G26)
      • 420 d Mild-Hybrid (140kW/190PS)
      • 420 d Mild-Hybrid xDrive (140kW/190PS)
    • 2 Coupe (G42, G87)
      • 220 d Mild-Hybrid (140kW/190PS)
  • ALPINA
    • D5 (G30)
      • S Visu riteņu piedziņa (285kW/388PS)
      • S Visu riteņu piedziņa (240kW/326PS)
    • D5 Touring (G31)
      • S Visu riteņu piedziņa (285kW/388PS)
0 Updated