Contact Us Live Chat or 1-888-220-8330
Search Bar
Search by Part Number or Keywords
  • My Garage
  • My Account
  • Cart
  • Body & Mirrors
  • Chassis & Brakes
  • Engine & Drivetrain
  • Electrical & Lighting
Help Center
< Back ×
  • Body & Mirrors
  • Chassis & Brakes
  • Engine & Drivetrain
  • Electrical & Lighting
Login/Register My Account Track Order Help Center Contact Us
Replacement and OEM Parts for Honda Radiator Cap
Select your vehicle for the best product fit
  • Select Vehicle by Model
  • Select Vehicle by VIN
Select Make
Select Model
Select Year
or

Honda Radiator Cap

< Back to View All
Cooling Systems, Fans & Radiators
  • Department
  • Max Pressure
  • Brands
  • Prices

45 Products found

Show Item:
  • 30
  • 60
  • 90
Sort by:
Recommended
Filter
Sort
View by
  • OEM Honda Cap, Radiator (Denso) Diagram - 19045-PAA-A01
    View Related Parts

    OEM (Genuine) Honda Cap, Radiator (Denso)

    PartNumber: 19045-PAA-A01
    OEM Honda Cap, Radiator (Denso) - 19045-PAA-A01
    Product Specifications
    • Other Names: Radiator Cap
    • Item Dimensions: 8.3 x 8.4 x 8.2 inches
    • Item Weight: 0.50 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 19045-P08-004, 19045-P08-013, 19045-P08-003, 19045-PY3-013, 19045-P08-014, 19045-PY3-003
    • Part Description: Honda Cap, Radiator (Denso)
    More Info
    $14.11 MSRP: $19.92
    You Save: $5.81 (30%)
  • Gates Engine Coolant Replacement Radiator Cap for Honda - 31412

    Gates® Engine Coolant Replacement Radiator Cap for Honda

    PartNumber: 31412
    Product Specifications
    • Cap Depth: 0.81 in
    • Coolant Recovery System: Closed System
    • Filler Neck Depth: 10 mm
    • Filler Neck Inside Diameter: 32 mm
    • Filler Neck Outside Diameter: 43 mm
    • OE Comparison Rating: OE Performance
    • Pressure Rating: 16 psi
    • SAE Pressure Range: 14-18 psi
    • Shell Diameter: 2.52 in
    • UPC: 072053407983
    • Part Description: Honda Engine Coolant Replacement Radiator Cap
    More Info
    $8.56
  • OEM Honda Cap, Reserve Tank Diagram - 19102-PM5-A00
    View Related Parts

    OEM (Genuine) Honda Cap, Reserve Tank

    PartNumber: 19102-PM5-A00
    OEM Honda Cap, Reserve Tank - 19102-PM5-A00
    Product Specifications
    • Other Names: Cap, Recovery Tank Cap, Reservoir Cap
    • Item Dimensions: 2.1 x 2.1 x 0.5 inches
    • Item Weight: 0.40 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Honda Cap, Reserve Tank
    More Info
    $2.08 MSRP: $2.92
    You Save: $0.84 (29%)
  • Gates Engine Coolant Replacement Radiator Cap for Honda - 31333

    Gates® Engine Coolant Replacement Radiator Cap for Honda

    PartNumber: 31333
    Product Specifications
    • Cap Depth: 1.06 in
    • Coolant Recovery System: Closed System
    • Filler Neck Depth: 16 mm
    • Filler Neck Inside Diameter: 32 mm
    • Filler Neck Outside Diameter: 43 mm
    • OE Comparison Rating: OE Performance
    • Pressure Rating: 13 psi
    • SAE Pressure Range: 12-16 psi
    • Shell Diameter: 2.59 in
    • UPC: 072053020083
    • Part Description: Honda Engine Coolant Replacement Radiator Cap
    More Info
    $8.18
  • OEM Honda Cap, Radiator (Denso) Diagram - 19045-RAA-003
    View Related Parts

    OEM (Genuine) Honda Cap, Radiator (Denso)

    PartNumber: 19045-RAA-003
    OEM Honda Cap, Radiator (Denso) - 19045-RAA-003
    Product Specifications
    • Other Names: Radiator Cap
    • Item Dimensions: 2.8 x 1.5 x 1.0 inches
    • Item Weight: 0.70 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Honda Cap, Radiator (Denso)
    More Info
    $22.52 MSRP: $31.82
    You Save: $9.30 (30%)
  • Gates Engine Coolant Replacement Radiator Cap for Honda - 31336

    Gates® Engine Coolant Replacement Radiator Cap for Honda

    PartNumber: 31336
    Product Specifications
    • Cap Depth: 1.06 in
    • Coolant Recovery System: Closed System
    • Filler Neck Depth: 16 mm
    • Filler Neck Inside Diameter: 32 mm
    • Filler Neck Outside Diameter: 43 mm
    • OE Comparison Rating: OE Performance
    • Pressure Rating: 16 psi
    • SAE Pressure Range: 14-18 psi
    • Shell Diameter: 66 mm
    • UPC: 072053416084
    • Part Description: Honda Engine Coolant Replacement Radiator Cap
    More Info
    $8.18
  • OEM Honda Cap, Radiator (Toyo) Diagram - 19045-PWA-004
    View Related Parts

    OEM (Genuine) Honda Cap, Radiator (Toyo)

    PartNumber: 19045-PWA-004
    OEM Honda Cap, Radiator (Toyo) - 19045-PWA-004
    Product Specifications
    • Other Names: Radiator Cap
    • Item Dimensions: 2.6 x 1.8 x 0.8 inches
    • Item Weight: 0.50 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 19045-PNC-004
    • Part Description: Honda Cap, Radiator (Toyo)
    More Info
    $17.21 MSRP: $24.30
    You Save: $7.09 (30%)
  • Gates Engine Coolant Safety Release Radiator Cap for Honda - 31534

    Gates® Engine Coolant Safety Release Radiator Cap for Honda

    PartNumber: 31534
    Product Specifications
    • Cap Depth: 1.41 in
    • Coolant Recovery System: Optional System
    • Filler Neck Depth: 16 mm
    • Filler Neck Inside Diameter: 1.61 in
    • Filler Neck Outside Diameter: 43 mm
    • Pressure Rating: 16 psi
    • SAE Pressure Range: 14-18 psi
    • Shell Diameter: 2.2 in
    • UPC: 072053638967
    • Part Description: Honda Engine Coolant Safety Release Radiator Cap
    More Info
    $7.36
  • OEM Honda Cover, Radiator Cap (Denso) Diagram - 19047-PLC-003
    View Related Parts

    OEM (Genuine) Honda Cover, Radiator Cap (Denso)

    PartNumber: 19047-PLC-003
    OEM Honda Cover, Radiator Cap (Denso) - 19047-PLC-003
    Product Specifications
    • Other Names: Cover, Radiator Cap Cover
    • Item Dimensions: 3.4 x 2.1 x 1.5 inches
    • Item Weight: 0.40 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Honda Cover, Radiator Cap (Denso)
    More Info
    $6.45 MSRP: $9.10
    You Save: $2.65 (30%)
  • Gates Engine Coolant Replacement Radiator Cap for Honda - 31527

    Gates® Engine Coolant Replacement Radiator Cap for Honda

    PartNumber: 31527
    Product Specifications
    • Cap Depth: 1.25 in
    • Coolant Recovery System: Optional System
    • Filler Neck Depth: 0.75 in
    • Filler Neck Inside Diameter: 1.61 in
    • Filler Neck Outside Diameter: 2.13 in
    • OE Comparison Rating: OE Performance
    • Pressure Rating: 13 psi
    • SAE Pressure Range: 12-16 psi
    • Shell Diameter: 2.33 in
    • UPC: 072053020472
    • Part Description: Honda Engine Coolant Replacement Radiator Cap
    More Info
    $4.76
  • OEM Honda Cap Complete Diagram - 1J045-5RD-004
    View Related Parts

    OEM (Genuine) Honda Cap Complete

    PartNumber: 1J045-5RD-004
    OEM Honda Cap Complete - 1J045-5RD-004
    Product Specifications
    • Other Names: Reservoir Cap
    • Fitment Type: Direct Replacement
    • Part Description: Honda Cap Complete
    More Info
    $56.71 MSRP: $80.12
    You Save: $23.41 (30%)
  • OEM Honda Cap, Radiator (Denso) Diagram - 19045-692-003
    View Related Parts

    OEM (Genuine) Honda Cap, Radiator (Denso)

    PartNumber: 19045-692-003
    OEM Honda Cap, Radiator (Denso) - 19045-692-003
    Product Specifications
    • Item Dimensions: 2.8 x 2.6 x 1.3 inches
    • Item Weight: 0.50 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 19045-449-770, 19045-634-003, 19045-PA0-014
    • Part Description: Honda Cap, Radiator (Denso)
    More Info
    $30.81 MSRP: $43.53
    You Save: $12.72 (30%)
  • OEM Honda Cap (Toyo) Diagram - 19045-PT0-004
    View Related Parts

    OEM (Genuine) Honda Cap (Toyo)

    PartNumber: 19045-PT0-004
    OEM Honda Cap (Toyo) - 19045-PT0-004
    Product Specifications
    • Item Dimensions: 3.1 x 2.1 x 1.0 inches
    • Item Weight: 0.50 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 19045-PT0-003
    • Part Description: Honda Cap (Toyo)
    More Info
    $24.50 MSRP: $34.62
    You Save: $10.12 (30%)
  • OEM Honda Cap Comp Diagram - 19045-59B-005
    View Related Parts

    OEM (Genuine) Honda Cap Comp

    PartNumber: 19045-59B-005
    OEM Honda Cap Comp - 19045-59B-005
    Product Specifications
    • Item Dimensions: 2.9 x 1.9 x 1.2 inches
    • Item Weight: 0.60 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Honda Cap Comp
    More Info
    $29.69 MSRP: $41.95
    You Save: $12.26 (30%)
  • OEM Honda Cap Comp Diagram - 19045-RBD-E01
    View Related Parts

    OEM (Genuine) Honda Cap Comp

    PartNumber: 19045-RBD-E01
    OEM Honda Cap Comp - 19045-RBD-E01
    Product Specifications
    • Other Names: Reservoir Cap
    • Part Description: Honda Cap Comp
    $23.11 MSRP: $32.65
    You Save: $9.54 (30%)
  • OEM Honda Cover, Radiator Cap Diagram - 19047-RB0-004
    View Related Parts

    OEM (Genuine) Honda Cover, Radiator Cap

    PartNumber: 19047-RB0-004
    OEM Honda Cover, Radiator Cap - 19047-RB0-004
    Product Specifications
    • Item Dimensions: 4.6 x 2.6 x 0.5 inches
    • Item Weight: 0.40 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Honda Cover, Radiator Cap
    More Info
    $6.75 MSRP: $9.52
    You Save: $2.77 (30%)
  • OEM Honda Cap, Reserve Tank Diagram - 19102-PA0-020
    View Related Parts

    OEM (Genuine) Honda Cap, Reserve Tank

    PartNumber: 19102-PA0-020
    OEM Honda Cap, Reserve Tank - 19102-PA0-020
    Product Specifications
    • Item Dimensions: 3.1 x 3.1 x 0.7 inches
    • Item Weight: 0.40 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Honda Cap, Reserve Tank
    More Info
    $11.69 MSRP: $16.50
    You Save: $4.81 (30%)
  • OEM Honda Cap, Filler Diagram - 19109-PH1-620
    View Related Parts

    OEM (Genuine) Honda Cap, Filler

    PartNumber: 19109-PH1-620
    OEM Honda Cap, Filler - 19109-PH1-620
    Product Specifications
    • Other Names: Cap, Filler Cap, Reservoir Cap
    • Item Dimensions: 1.6 x 1.6 x 0.8 inches
    • Item Weight: 0.40 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Honda Cap, Filler
    More Info
    $8.01 MSRP: $11.30
    You Save: $3.29 (30%)
  • CSF OE Style Engine Coolant Radiator Pressure Mini Cap for Honda - 4502

    CSF® OE Style Engine Coolant Radiator Pressure Mini Cap for Honda

    PartNumber: 4502
    Product Specifications
    • OE Part Number: 10227
    • UPC: 710353450215
    • Part Description: Honda OE Style Engine Coolant Radiator Pressure Mini Cap
    More Info
    $4.07
  • CSF OE Style Engine Coolant Radiator Pressure Mini Cap for Honda - 4503

    CSF® OE Style Engine Coolant Radiator Pressure Mini Cap for Honda

    PartNumber: 4503
    Product Specifications
    • OE Part Number: 10233
    • UPC: 710353450314
    • Part Description: Honda OE Style Engine Coolant Radiator Pressure Mini Cap
    More Info
    $4.07
  • CSF OE Style Engine Coolant Radiator Pressure Micro Cap for Honda - 4514

    CSF® OE Style Engine Coolant Radiator Pressure Micro Cap for Honda

    PartNumber: 4514
    Product Specifications
    • OE Part Number: 10242
    • UPC: 710353451410
    • Part Description: Honda OE Style Engine Coolant Radiator Pressure Micro Cap
    More Info
    $4.16
  • Gates Engine Coolant Safety Release Radiator Cap for Honda - 31511

    Gates® Engine Coolant Safety Release Radiator Cap for Honda

    PartNumber: 31511
    Product Specifications
    • Cap Depth: 1.5 in
    • Coolant Recovery System: Optional System
    • Filler Neck Depth: 0.75 in
    • Filler Neck Inside Diameter: 1.61 in
    • Filler Neck Outside Diameter: 2.13 in
    • Pressure Rating: 13 psi
    • SAE Pressure Range: 12-16 psi
    • Shell Diameter: 2.61 in
    • UPC: 072053020427
    • Part Description: Honda Engine Coolant Safety Release Radiator Cap
    More Info
    $7.65
  • Gates Engine Coolant Safety Release Radiator Cap for Honda - 31533

    Gates® Engine Coolant Safety Release Radiator Cap for Honda

    PartNumber: 31533
    Product Specifications
    • Cap Depth: 1.41 in
    • Coolant Recovery System: Optional System
    • Filler Neck Depth: 16 mm
    • Filler Neck Inside Diameter: 1.61 in
    • Filler Neck Outside Diameter: 43 mm
    • Pressure Rating: 13 psi
    • SAE Pressure Range: 12-16 psi
    • Shell Diameter: 2.2 in
    • UPC: 072053638950
    • Part Description: Honda Engine Coolant Safety Release Radiator Cap
    More Info
    $9.08
  • STANT Engine Coolant Radiator Cap for Honda - 10242

    STANT® Engine Coolant Radiator Cap for Honda

    PartNumber: 10242
    Product Specifications
    • Cap Depth: 0.81"
    • Filler Neck Depth: 0.4"
    • Filler Neck Inside Diameter: 1.26"
    • Filler Neck Outside Diameter: 1.69"
    • OE Part Number: 5-86202-367-0, 5-86206-023-0, 8-97182-068-0, 8-97182-068-1, 19045-P72-005, 19045-PY3-013, 19045-PY3-003, 19045-PO8-013, 19045P08013, 19045-PAA-A01, 19045P08004, 19045-PO8-004, 19045-PWA-004, 19045P08003, 19045-RAA-003, 19045-PO8-014, 19045-PO8-003, 19045P
    • Pressure: 16 psi
    • Shell Diameter: 2.52"
    • Type: Closed System
    • UPC: 033342055094
    • Part Description: Honda Engine Coolant Radiator Cap
    More Info
  • OEM Honda Cap, Surge Tank Diagram - 8-97130-964-0
    View Related Parts

    OEM (Genuine) Honda Cap, Surge Tank

    PartNumber: 8-97130-964-0
    OEM Honda Cap, Surge Tank - 8-97130-964-0
    Product Specifications
    • Other Names: Reservoir Tank Cap
    • Item Dimensions: 4.6 x 1.7 x 1.3 inches
    • Item Weight: 0.40 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 8-97100-665-0
    • Part Description: Honda Cap, Surge Tank
    More Info
  • OEM Honda Cover, Radiator Cap (Toyo) Diagram - 19047-PLC-004
    View Related Parts

    OEM (Genuine) Honda Cover, Radiator Cap (Toyo)

    PartNumber: 19047-PLC-004
    OEM Honda Cover, Radiator Cap (Toyo) - 19047-PLC-004
    Product Specifications
    • Item Dimensions: 2.9 x 1.8 x 0.6 inches
    • Item Weight: 0.30 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Honda Cover, Radiator Cap (Toyo)
    More Info
  • STANT Engine Coolant Radiator Cap for Honda - 10227

    STANT® Engine Coolant Radiator Cap for Honda

    PartNumber: 10227
    Product Specifications
    • Cap Depth: 1.06"
    • Filler Neck Depth: 0.63"
    • Filler Neck Inside Diameter: 1.26"
    • Filler Neck Outside Diameter: 1.69"
    • OE Part Number: MB222066, 21430-01F02, MB660701, MB660735, MB660055, MR481217, MB356417, MB890520, YM1Z-8100-AB, E8BZ8100B, E8GY8100A, YF5Z8100AA, F32Z8100A, E92H8100AB, YM1Z-8100-AA, F3XY8100A, YF5H8100AA, F3XY8100B, F6XH8100AA, E92H8100AC, E8GY8100B, F1CZ8100A, F4BZ810
    • Pressure: 13 psi
    • Shell Diameter: 2.59"
    • Type: Closed System
    • UPC: 033342001275
    • Part Description: Honda Engine Coolant Radiator Cap
    More Info
  • STANT Engine Coolant Radiator Cap for Honda - 10229

    STANT® Engine Coolant Radiator Cap for Honda

    PartNumber: 10229
    Product Specifications
    • Cap Depth: 1.25"
    • Filler Neck Depth: 0.75"
    • Filler Neck Inside Diameter: 1.61"
    • Filler Neck Outside Diameter: 2.13"
    • OE Part Number: 17111100848, 17111712669, 17111712492, 17111262051, 17110152374, 171111200, 3187167, MB007298, MB221633, J3239819, 83502502, J3239375, MB007571, MB007570, MB721633, J3246241, 2239643, 33000866, MB007900, 3220313, 1686107, E5TZ8100A, E7RY-8100-A, D7ZZ8100A
    • Pressure: 13 psi
    • Shell Diameter: 2.33"
    • Type: Optional System
    • UPC: 033342001299
    • Part Description: Honda Engine Coolant Radiator Cap
    More Info
  • STANT Engine Coolant Radiator Cap for Honda - 10233

    STANT® Engine Coolant Radiator Cap for Honda

    PartNumber: 10233
    Product Specifications
    • Cap Depth: 1.06"
    • Filler Neck Depth: 0.63"
    • Filler Neck Inside Diameter: 1.26"
    • Filler Neck Outside Diameter: 1.69"
    • OE Part Number: E9SZ8100A, E9SH8100AA, F42Z8100A, 5L548100AA, F87H8100AA, F02Z8100A, M04495805, 4495805, MO4495805, 25330-0W000, 25330-3K000, 25330-1P000, 25330-2E000, 25330-1R000, 53303Z000, 253302D090, 53303K000, 253302E100, 53301P000, 253302E001, 533039100, 25330C2000
    • Pressure: 16 psi
    • Shell Diameter: 2.59"
    • Type: Closed System
    • UPC: 033342001336
    • Part Description: Honda Engine Coolant Radiator Cap
    More Info
  • STANT Engine Coolant Radiator Cap for Honda - 10327

    STANT® Engine Coolant Radiator Cap for Honda

    PartNumber: 10327
    Product Specifications
    • Cap Depth: 1.41"
    • Filler Neck Depth: 0.63"
    • Filler Neck Inside Diameter: 1.61"
    • Filler Neck Outside Diameter: 1.69"
    • Pressure: 13 psi
    • Shell Diameter: 2.2"
    • Type: Optional System
    • UPC: 033342074637
    • Part Description: Honda Engine Coolant Radiator Cap
    More Info
1-30 of 45 Results
< Previous
12
Next >

Featured Honda Radiator Cap by Models

Civic Accord Element S2000 CR-V Fit Odyssey Pilot CRX Prelude Ridgeline CR-Z HR-V Passport Wagovan Civic del Sol Clarity Accord Crosstour Crosstour Insight