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Replacement and OEM Parts for 2018 BMW M3 Radiator Cap

2018 BMW M3 Radiator Cap

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2018 BMW M3
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  • OEM 2018 BMW M3 Expansion Tank Cap Diagram - 17-11-7-639-021
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    OEM (Genuine) 2018 BMW M3 Expansion Tank Cap

    PartNumber: 17-11-7-639-021
    OEM 2018 BMW M3 Expansion Tank Cap - 17-11-7-639-021
    Product Specifications
    • Notes: Expansion Tank Cap; M3, M4; W/O Hybrid, W/M3
    • Other Names: Cap, Reservoir Cap
    • Item Dimensions: 9.6 x 6.2 x 2.1 inches
    • Item Weight: 0.40 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 17-13-7-516-004
    • Part Description: Expansion Tank Cap
    More Info
    $21.57 MSRP: $32.76
    You Save: $11.19 (35%)
  • Gates Engine Coolant Replacement Radiator Cap for 2018 BMW M3 - 31332

    Gates® Engine Coolant Replacement Radiator Cap for 2018 BMW M3

    PartNumber: 31332
    Product Specifications
    • Notes: 30 psi Pressure Rating
    • Cap Depth: 0.98 in
    • Coolant Recovery System: Closed System
    • Filler Neck Depth: 41 mm
    • Filler Neck Inside Diameter: 1.16 in
    • Filler Neck Outside Diameter: 2.14 in
    • OE Comparison Rating: OE Performance
    • Pressure Rating: 30 psi
    • SAE Pressure Range: 28-30 psi
    • Shell Diameter: 66 mm
    • UPC: 072053446715
    • Part Description: Engine Coolant Replacement Radiator Cap
    More Info
    $14.78