TOPRAN Coolant Reservoir Cap

Compatible with BMW 3 (E30) , BMW 3 Touring (E30) , BMW 3 (E36) Show more info
Ensures a secure seal for your vehicle's cooling system. Maintains proper pressure and prevents leaks.
3.70 EUR
inc. VAT 21%
In stock 20
Delivery 1 day (26.03.2026)
PN 500342
Make TOPRAN

This coolant reservoir cap from TOPRAN is designed to fit specific vehicle models, ensuring a precise and secure closure for your coolant expansion tank. A properly functioning cap is crucial for maintaining the integrity of your cooling system. It helps to regulate pressure within the system, preventing the coolant from boiling over at higher temperatures and ensuring efficient heat transfer. Made with durable materials, this cap is built to withstand the demanding conditions under the hood, including exposure to heat and coolant chemicals. Its robust construction guarantees a long service life and reliable performance. Replacing a worn or damaged cap can prevent costly coolant loss and potential engine overheating. This TOPRAN cap offers a straightforward solution to maintain your cooling system's optimal performance.

  • Direct fit for specified vehicle applications
  • Maintains correct system pressure
  • Prevents coolant leaks and evaporation
  • Durable construction for longevity
  • Ensures efficient engine cooling
  • High-quality materials for reliable performance
  • Easy to install replacement part
Material
Plastic
Opening pressure [bar]
1:4
Mounting type
Bolted joint
Color
black
  • BMW
    • 3 (E30)
      • 316 i (73kW/100PS)
      • 318 i (83kW/113PS)
      • 320 i (92kW/125PS)
      • 325 i X (125kW/170PS)
      • 325 i (125kW/170PS)
      • 324 d (63kW/86PS)
      • 324 td (85kW/115PS)
    • 3 Touring (E30)
      • 318 i (83kW/113PS)
      • 320 i (95kW/129PS)
      • 325 i (125kW/170PS)
      • 325 i X (125kW/170PS)
      • 324 td (85kW/115PS)
      • 316 i (73kW/100PS)
    • 3 (E36)
      • 316 i (73kW/100PS)
      • 318 i (83kW/113PS)
      • 325 td (85kW/115PS)
      • 325 tds (105kW/143PS)
      • 318 tds (66kW/90PS)
    • 5 (E34)
      • 520 i (95kW/129PS)
      • 524 td (85kW/115PS)
      • 525 i (125kW/170PS)
      • 525 tds (105kW/143PS)
      • 518 i (83kW/113PS)
      • 525 td (85kW/115PS)
    • 5 Touring (E34)
      • 525 tds (105kW/143PS)
      • 525 td (85kW/115PS)
      • 518 i (83kW/113PS)
    • 3 Kabriolets (E30)
      • 318 i (83kW/113PS)
      • 320 i (95kW/129PS)
      • 325 i (125kW/170PS)
      • 325 i (126kW/171PS)
    • 3 Compact (E36)
      • 318 tds (66kW/90PS)
    • 3 Touring (E36)
      • 318 tds (66kW/90PS)
      • 325 tds (105kW/143PS)
    • 5 (E39)
      • 525 tds (105kW/143PS)
      • 525 td (85kW/116PS)
      • 530 d (135kW/184PS)
      • 520 d (100kW/136PS)
      • 525 d (120kW/163PS)
      • 530 d (142kW/193PS)
    • 7 (E38)
      • 725 tds (105kW/143PS)
      • 730 d (135kW/184PS)
      • 740 d (180kW/245PS)
      • 730 d (142kW/193PS)
    • 3 (E46)
      • 320 d (100kW/136PS)
      • 330 d (135kW/184PS)
      • 330 xd (135kW/184PS)
      • 320 d (110kW/150PS)
      • 318 d (85kW/116PS)
      • 330 d (150kW/204PS)
      • 330 xd (150kW/204PS)
      • 318 d (85kW/116PS)
    • 5 Touring (E39)
      • 530 d (135kW/184PS)
      • 525 tds (105kW/143PS)
      • 520 d (100kW/136PS)
      • 525 d (120kW/163PS)
      • 530 d (142kW/193PS)
    • X3 (E83)
      • xDrive 30 d (155kW/211PS)
      • 3.0 d (150kW/204PS)
      • 2.0 d (110kW/150PS)
      • 3.0 d (160kW/218PS)
      • 3.0 sd (210kW/286PS)
      • 2.0 sd (130kW/177PS)
      • xDrive 18 d (105kW/143PS)
    • 3 Touring (E46)
      • 320 d (100kW/136PS)
      • 330 d (135kW/184PS)
      • 330 xd (135kW/184PS)
      • 320 d (110kW/150PS)
      • 318 d (85kW/115PS)
      • 330 d (150kW/204PS)
      • 330 xd (150kW/204PS)
      • 318 d (85kW/116PS)
    • X5 (E53)
      • 3.0 d (135kW/184PS)
      • 3.0 d (160kW/218PS)
    • 3 Compact (E46)
      • 320 td (110kW/150PS)
      • 318 td (85kW/115PS)
    • 7 (E65, E66, E67)
      • 730 d (160kW/218PS)
      • 740 d (190kW/258PS)
      • 730 Ld (170kW/231PS)
      • 745 d (220kW/300PS)
    • 3 Coupe (E46)
      • 330 Cd (150kW/204PS)
      • 320 Cd (110kW/150PS)
    • 5 (E60)
      • 530 d (160kW/218PS)
      • 525 d (130kW/177PS)
      • 535 d (200kW/272PS)
      • 520 d (120kW/163PS)
      • 530 d (170kW/231PS)
      • 530 xd (170kW/231PS)
      • 520 d (110kW/150PS)
      • 535 d (210kW/286PS)
      • 525 d (145kW/197PS)
      • 530 d (173kW/235PS)
      • 530 xd (173kW/235PS)
      • 525 xd (145kW/197PS)
      • 520 d (130kW/177PS)
    • 5 Touring (E61)
      • 530 d (160kW/218PS)
      • 525 d (130kW/177PS)
      • 535 d (200kW/272PS)
      • 530 d (170kW/231PS)
      • 530 xd (170kW/231PS)
      • 520 d (120kW/163PS)
      • 520 d (110kW/150PS)
      • 525 d (145kW/197PS)
      • 530 d (173kW/235PS)
      • 530 xd (173kW/235PS)
      • 535 d (210kW/286PS)
      • 525 xd (145kW/197PS)
      • 520 d (130kW/177PS)
    • 3 Kabriolets (E46)
      • 320 Cd (110kW/150PS)
      • 330 Cd (150kW/204PS)
    • 6 (E63)
      • 635 d (210kW/286PS)
    • 6 Kabriolets (E64)
      • 635 d (210kW/286PS)
  • LAND ROVER
    • RANGE ROVER III (L322)
      • 4.4 4x4 (210kW/286PS)
      • 3.0 D 4x4 (130kW/177PS)
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