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    Spark Plugs

    Keep your bike starting easily and running smoothly with our range of high-quality motorcycle spark plugs. At starmoto.eu you’ll find plugs for popular street bikes, scooters and other two-wheelers, selected for reliable ignition and long service life.

    Choose from trusted brands and different heat ranges to match your engine’s specifications and riding style. Whether you need a direct OEM replacement or a performance-focused plug, you can quickly filter and compare options to find the right fit.

    Why upgrade your spark plugs?

    • More reliable cold starts and smoother idle
    • Improved throttle response and combustion efficiency
    • Reduced misfires and easier maintenance

    If you’re unsure which spark plug fits your motorcycle, check your owner’s manual and compare the code, thread size and heat range, or contact our support team for guidance.

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    Items 973-1008 of 1647

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      • Moto GP weekend
      • 1-2 business days
      Spark plug DENSO Iridium 1 18mm 12mm 19mm SUZUKI VZ YAMAHA XT 600/800 1983-2009Spark plug DENSO Iridium 1 18mm 12mm 19mm SUZUKI VZ YAMAHA XT 600/800 1983-2009
      • Moto GP weekend
      • 1-2 business days
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      Spark plug DENSO Iridium 1 18mm 12mm 19mm SUZUKI VZ YAMAHA XT 600/800 1983-2009
      Special Price €16.00 Regular Price €20.00 -20%
      • Moto GP weekend
      • 1-2 business days
      Spark plug DENSO Iridium 1, 18, 12mm, 19mm, DERBI; HONDASpark plug DENSO Iridium 1, 18, 12mm, 19mm, DERBI; HONDA
      • Moto GP weekend
      • 1-2 business days
      Add to Wish List Add to Compare
      Spark plug DENSO Iridium 1, 18, 12mm, 19mm, DERBI; HONDA
      Special Price €16.00 Regular Price €20.00 -20%
      • Moto GP weekend
      • 1-2 business days
      Spark plug DENSO Iridium 1, wrench size 18, thread diameter 12mm, length 19mmSpark plug DENSO Iridium 1, wrench size 18, thread diameter 12mm, length 19mm
      • Moto GP weekend
      • 1-2 business days
      Add to Wish List Add to Compare
      Spark plug DENSO Iridium 1, wrench size 18, thread diameter 12mm, length 19mm
      Special Price €16.00 Regular Price €20.00 -20%
      • Moto GP weekend
      • 1-2 business days
      Spark plug DENSO Iridium 1, wrench size 18, thread diameter 12mm, length 19mmSpark plug DENSO Iridium 1, wrench size 18, thread diameter 12mm, length 19mm
      • Moto GP weekend
      • 1-2 business days
      Add to Wish List Add to Compare
      Spark plug DENSO Iridium 1, wrench size 18, thread diameter 12mm, length 19mm
      Special Price €16.00 Regular Price €20.00 -20%
      • Moto GP weekend
      • 1-2 business days
      Spark plug DENSO Iridium 1, 16, 12mm, 19mm, Harley DavidsonSpark plug DENSO Iridium 1, 16, 12mm, 19mm, Harley Davidson
      • Moto GP weekend
      • 1-2 business days
      Add to Wish List Add to Compare
      Spark plug DENSO Iridium 1, 16, 12mm, 19mm, Harley Davidson
      Special Price €15.00 Regular Price €19.00 -21%
      • Moto GP weekend
      • 1-2 business days
      Spark plug DENSO IXU24P Iridium 1, 16, 12mm, 19mmSpark plug DENSO IXU24P Iridium 1, 16, 12mm, 19mm
      • Moto GP weekend
      • 1-2 business days
      Add to Wish List Add to Compare
      Spark plug DENSO IXU24P Iridium 1, 16, 12mm, 19mm
      Special Price €16.50 Regular Price €20.50 -20%
      • Moto GP weekend
      • 1-2 business days
      Spark plug DENSO Iridium 1, wrench size 16, thread Ø 12mm, length 19mmSpark plug DENSO Iridium 1, wrench size 16, thread Ø 12mm, length 19mm
      • Moto GP weekend
      • 1-2 business days
      Add to Wish List Add to Compare
      Spark plug DENSO Iridium 1, wrench size 16, thread Ø 12mm, length 19mm
      Special Price €16.50 Regular Price €20.50 -20%
      • Moto GP weekend
      • 1-2 business days
      Spark plug DENSO Iridium 1, 13mm, 8mm, HONDA DIO NPS 50 2004-2012Spark plug DENSO Iridium 1, 13mm, 8mm, HONDA DIO NPS 50 2004-2012
      • Moto GP weekend
      • 1-2 business days
      Add to Wish List Add to Compare
      Spark plug DENSO Iridium 1, 13mm, 8mm, HONDA DIO NPS 50 2004-2012
      Special Price €22.00 Regular Price €27.50 -20%
      • Moto GP weekend
      • 1-2 business days
      Spark plug DENSO Iridium 1, 13, 8mm, 19mm, HONDA, PIAGGIO/VESPASpark plug DENSO Iridium 1, 13, 8mm, 19mm, HONDA, PIAGGIO/VESPA
      • Moto GP weekend
      • 1-2 business days
      Add to Wish List Add to Compare
      Spark plug DENSO Iridium 1, 13, 8mm, 19mm, HONDA, PIAGGIO/VESPA
      Special Price €22.00 Regular Price €27.50 -20%
      • Moto GP weekend
      • 1-2 business days
      Spark plug DENSO Standard 2, 16mm, 14mm, 19mm, fits AUDI; BMW; DAIHATSU; FIAT; LANCIA; LANSpark plug DENSO Standard 2, 16mm, 14mm, 19mm, fits AUDI; BMW; DAIHATSU; FIAT; LANCIA; LAN
      • Moto GP weekend
      • 1-2 business days
      Add to Wish List Add to Compare
      Spark plug DENSO Standard 2, 16mm, 14mm, 19mm, fits AUDI; BMW; DAIHATSU; FIAT; LANCIA; LAN
      Special Price €6.75 Regular Price €8.45 -20%
      • Moto GP weekend
      • 1-2 business days
      Spark plug DENSO Nickel 1 fits FORDSpark plug DENSO Nickel 1 fits FORD
      • Moto GP weekend
      • 1-2 business days
      Add to Wish List Add to Compare
      Spark plug DENSO Nickel 1 fits FORD
      Special Price €4.80 Regular Price €6.00 -20%
      • Moto GP weekend
      • 1-2 business days
      Spark plug DENSO Standard 1, wrench size 16, thread diameter 14mm, 1 electrodeSpark plug DENSO Standard 1, wrench size 16, thread diameter 14mm, 1 electrode
      • Moto GP weekend
      • 1-2 business days
      Add to Wish List Add to Compare
      Spark plug DENSO Standard 1, wrench size 16, thread diameter 14mm, 1 electrode
      Special Price €2.80 Regular Price €3.50 -20%
      • Moto GP weekend
      • 1-2 business days
      Spark plug DENSO Standard 1 16mm M10 19mm M4 HONDA KYMCO SUZUKISpark plug DENSO Standard 1 16mm M10 19mm M4 HONDA KYMCO SUZUKI
      • Moto GP weekend
      • 1-2 business days
      Add to Wish List Add to Compare
      Spark plug DENSO Standard 1 16mm M10 19mm M4 HONDA KYMCO SUZUKI
      Special Price €6.75 Regular Price €8.45 -20%
      • Moto GP weekend
      • 1-2 business days
      Spark plug DENSO U20ESR-N 16, 10mm, 1 electrode, M4, 19mm, SUZUKISpark plug DENSO U20ESR-N 16, 10mm, 1 electrode, M4, 19mm, SUZUKI
      • Moto GP weekend
      • 1-2 business days
      Add to Wish List Add to Compare
      Spark plug DENSO U20ESR-N 16, 10mm, 1 electrode, M4, 19mm, SUZUKI
      Special Price €6.75 Regular Price €8.45 -20%
      • Moto GP weekend
      • 1-2 business days
      Spark plug DENSO Standard 1, wrench size 16, thread diameter 10mm, length 12,7mm, Gwint M4Spark plug DENSO Standard 1, wrench size 16, thread diameter 10mm, length 12,7mm, Gwint M4
      • Moto GP weekend
      • 1-2 business days
      Add to Wish List Add to Compare
      Spark plug DENSO Standard 1, wrench size 16, thread diameter 10mm, length 12,7mm, Gwint M4
      Special Price €3.80 Regular Price €4.75 -20%
      • Moto GP weekend
      • 1-2 business days
      Spark plug DENSO Standard 1, wrench 16, thread diameter 10mm, M4, 12,7mmSpark plug DENSO Standard 1, wrench 16, thread diameter 10mm, M4, 12,7mm
      • Moto GP weekend
      • 1-2 business days
      Add to Wish List Add to Compare
      Spark plug DENSO Standard 1, wrench 16, thread diameter 10mm, M4, 12,7mm
      Special Price €3.40 Regular Price €4.25 -20%
      • Moto GP weekend
      • 1-2 business days
      Spark plug DENSO Standard 1, 16, 10mm, 19mm, Gwint M4Spark plug DENSO Standard 1, 16, 10mm, 19mm, Gwint M4
      • Moto GP weekend
      • 1-2 business days
      Add to Wish List Add to Compare
      Spark plug DENSO Standard 1, 16, 10mm, 19mm, Gwint M4
      Special Price €7.35 Regular Price €9.20 -20%
      • Moto GP weekend
      • 1-2 business days
      Spark plug DENSO Standard 2, wrench size 16, thread diameter 10mm, length 19mmSpark plug DENSO Standard 2, wrench size 16, thread diameter 10mm, length 19mm
      • Moto GP weekend
      • 1-2 business days
      Add to Wish List Add to Compare
      Spark plug DENSO Standard 2, wrench size 16, thread diameter 10mm, length 19mm
      Special Price €7.75 Regular Price €9.70 -20%
      • Moto GP weekend
      • 1-2 business days
      Spark plug DENSO U22FER9 16 10mm 19mm Standard 1 M4 HONDA ST 1300 2002-2015Spark plug DENSO U22FER9 16 10mm 19mm Standard 1 M4 HONDA ST 1300 2002-2015
      • Moto GP weekend
      • 1-2 business days
      Add to Wish List Add to Compare
      Spark plug DENSO U22FER9 16 10mm 19mm Standard 1 M4 HONDA ST 1300 2002-2015
      Special Price €7.75 Regular Price €9.70 -20%
      • Moto GP weekend
      • 1-2 business days
      Spark plug DENSO Standard 1, wrench size 16, thread Ø10mm, length 12,7mm, M4Spark plug DENSO Standard 1, wrench size 16, thread Ø10mm, length 12,7mm, M4
      • Moto GP weekend
      • 1-2 business days
      Add to Wish List Add to Compare
      Spark plug DENSO Standard 1, wrench size 16, thread Ø10mm, length 12,7mm, M4
      Special Price €4.40 Regular Price €5.50 -20%
      • Moto GP weekend
      • 1-2 business days
      Spark plug DENSO Standard 1, 16, 10mm, 12,7mm, M4, 4TSpark plug DENSO Standard 1, 16, 10mm, 12,7mm, M4, 4T
      • Moto GP weekend
      • 1-2 business days
      Add to Wish List Add to Compare
      Spark plug DENSO Standard 1, 16, 10mm, 12,7mm, M4, 4T
      Special Price €3.80 Regular Price €4.75 -20%
      • Moto GP weekend
      • 1-2 business days
      Spark plug DENSO Nickel 1 16 10mm 19mm M4 HONDA MOTO GUZZI YAMAHASpark plug DENSO Nickel 1 16 10mm 19mm M4 HONDA MOTO GUZZI YAMAHA
      • Moto GP weekend
      • 1-2 business days
      Add to Wish List Add to Compare
      Spark plug DENSO Nickel 1 16 10mm 19mm M4 HONDA MOTO GUZZI YAMAHA
      Special Price €4.80 Regular Price €6.00 -20%
      • Moto GP weekend
      • 1-2 business days
      Spark plug DENSO U24ESR-NPC 16, 10mm, 1 electrode, Standard 1, M4, 19mmSpark plug DENSO U24ESR-NPC 16, 10mm, 1 electrode, Standard 1, M4, 19mm
      • Moto GP weekend
      • 1-2 business days
      Add to Wish List Add to Compare
      Spark plug DENSO U24ESR-NPC 16, 10mm, 1 electrode, Standard 1, M4, 19mm
      Special Price €7.35 Regular Price €9.20 -20%
      • Moto GP weekend
      • 1-2 business days
      Spark plug DENSO U24ESR-N 16, 10mm, 19mm, 1 electrodeSpark plug DENSO U24ESR-N 16, 10mm, 19mm, 1 electrode
      • Moto GP weekend
      • 1-2 business days
      Add to Wish List Add to Compare
      Spark plug DENSO U24ESR-N 16, 10mm, 19mm, 1 electrode
      Special Price €7.35 Regular Price €9.20 -20%
      • Moto GP weekend
      • 1-2 business days
      Spark plug DENSO Standard 2, 16, 10mm, 19mm, M4, 2 electrodesSpark plug DENSO Standard 2, 16, 10mm, 19mm, M4, 2 electrodes
      • Moto GP weekend
      • 1-2 business days
      Add to Wish List Add to Compare
      Spark plug DENSO Standard 2, 16, 10mm, 19mm, M4, 2 electrodes
      Special Price €8.75 Regular Price €11.00 -20%
      • Moto GP weekend
      • 1-2 business days
      Spark plug DENSO Standard 1, wrench size 16, thread 10mm x 19mm, M4Spark plug DENSO Standard 1, wrench size 16, thread 10mm x 19mm, M4
      • Moto GP weekend
      • 1-2 business days
      Add to Wish List Add to Compare
      Spark plug DENSO Standard 1, wrench size 16, thread 10mm x 19mm, M4
      Special Price €7.75 Regular Price €9.70 -20%
      • Moto GP weekend
      • 1-2 business days
      Spark plug DENSO U24FSR-UPC 16, thread diameter 10mm, 1 electrodeSpark plug DENSO U24FSR-UPC 16, thread diameter 10mm, 1 electrode
      • Moto GP weekend
      • 1-2 business days
      Add to Wish List Add to Compare
      Spark plug DENSO U24FSR-UPC 16, thread diameter 10mm, 1 electrode
      Special Price €4.80 Regular Price €6.00 -20%
      • Moto GP weekend
      • 1-2 business days
      Spark plug DENSO Standard 1, wrench size 16, thread diameter 10mm, thread length 19mm, GwiSpark plug DENSO Standard 1, wrench size 16, thread diameter 10mm, thread length 19mm, Gwi
      • Moto GP weekend
      • 1-2 business days
      Add to Wish List Add to Compare
      Spark plug DENSO Standard 1, wrench size 16, thread diameter 10mm, thread length 19mm, Gwi
      Special Price €4.85 Regular Price €6.05 -20%
      • Moto GP weekend
      • 1-2 business days
      Spark plug DENSO U27ESR-NP 16mm 10mm 19mm Standard 1 M4Spark plug DENSO U27ESR-NP 16mm 10mm 19mm Standard 1 M4
      • Moto GP weekend
      • 1-2 business days
      Add to Wish List Add to Compare
      Spark plug DENSO U27ESR-NP 16mm 10mm 19mm Standard 1 M4
      Special Price €6.35 Regular Price €7.95 -20%
      • Moto GP weekend
      • 1-2 business days
      Spark plug DENSO Standard 1 electrode, wrench 16, M10x19mmSpark plug DENSO Standard 1 electrode, wrench 16, M10x19mm
      • Moto GP weekend
      • 1-2 business days
      Add to Wish List Add to Compare
      Spark plug DENSO Standard 1 electrode, wrench 16, M10x19mm
      Special Price €6.75 Regular Price €8.45 -20%
      • Moto GP weekend
      • 1-2 business days
      Spark plug DENSO Standard 2, wrench 16, thread Ø10mm, length 19mm, M4Spark plug DENSO Standard 2, wrench 16, thread Ø10mm, length 19mm, M4
      • Moto GP weekend
      • 1-2 business days
      Add to Wish List Add to Compare
      Spark plug DENSO Standard 2, wrench 16, thread Ø10mm, length 19mm, M4
      Special Price €7.75 Regular Price €9.70 -20%
      • Moto GP weekend
      • 1-2 business days
      Spark plug DENSO Standard 1, wrench size 16, thread diameter 10mm, length 19mm, M4, HONDASpark plug DENSO Standard 1, wrench size 16, thread diameter 10mm, length 19mm, M4, HONDA
      • Moto GP weekend
      • 1-2 business days
      Add to Wish List Add to Compare
      Spark plug DENSO Standard 1, wrench size 16, thread diameter 10mm, length 19mm, M4, HONDA
      Special Price €7.75 Regular Price €9.70 -20%
      • Moto GP weekend
      • 1-2 business days
      Spark plug DENSO Standard 1 16 10mm 19mm Gwint M4 SUZUKISpark plug DENSO Standard 1 16 10mm 19mm Gwint M4 SUZUKI
      • Moto GP weekend
      • 1-2 business days
      Add to Wish List Add to Compare
      Spark plug DENSO Standard 1 16 10mm 19mm Gwint M4 SUZUKI
      Special Price €6.95 Regular Price €8.70 -20%
      • Moto GP weekend
      • 1-2 business days
      Spark plug DENSO Standard 2, 16 wrench, 10mm thread diameter, M4, 19mmSpark plug DENSO Standard 2, 16 wrench, 10mm thread diameter, M4, 19mm
      • Moto GP weekend
      • 1-2 business days
      Add to Wish List Add to Compare
      Spark plug DENSO Standard 2, 16 wrench, 10mm thread diameter, M4, 19mm
      Special Price €7.75 Regular Price €9.70 -20%
      • Moto GP weekend
      • 1-2 business days
      Spark plug DENSO Iridium 1, 16, 14mm, 19mm, HONDA VTX; VW POLOSpark plug DENSO Iridium 1, 16, 14mm, 19mm, HONDA VTX; VW POLO
      • Moto GP weekend
      • 1-2 business days
      Add to Wish List Add to Compare
      Spark plug DENSO Iridium 1, 16, 14mm, 19mm, HONDA VTX; VW POLO
      Special Price €28.00 Regular Price €35.00 -20%
      • Moto GP weekend
      • 1-2 business days
      Spark plug DENSO Iridium 1 16mm 14mm 19mm KAWASAKI EVINRUDE HONDASpark plug DENSO Iridium 1 16mm 14mm 19mm KAWASAKI EVINRUDE HONDA
      • Moto GP weekend
      • 1-2 business days
      Add to Wish List Add to Compare
      Spark plug DENSO Iridium 1 16mm 14mm 19mm KAWASAKI EVINRUDE HONDA
      Special Price €26.50 Regular Price €33.00 -20%
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