MAINTENANCE (3)

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Engine Oil
Primary Oil
Transmission Oil
Oil Filters
Brake Pads
Brake Fluid
Additives
Fork & Shocks Oil
Spark Plugs
Polish & Detailing
Chemical Products
Air Filters
Fuel Filters
Brake cleaner &...
Accesories
Maintenance Kits

Everything you need to service your Harley-Davidson on your own. In this category, you’ll find complete DIY maintenance kits, including engine oil, transmission oil, primary oil, and high-quality oil filters, designed specifically for Harley-Davidson models. Whether you're doing a routine oil change or preparing for a long ride, these kits ensure your bike stays in peak condition without visiting the shop.

DRAG SPECIALTIES Spark Plugs

High-performance plugs with a black ceramic body, 95% pure alumina insulator, multi-rib design to prevent flashover, nickel-plated housing, multilayer gaskets, and a copper core electrode for long life.

€15.97

PARTS UNLIMITED Spark Plug Caddy

Holds two ignition units securely for organized, protected storage.

€3.33

Spark Plug — 14 mm thread, 11.1 mm reach, 0.7 mm gap, heat range 6

NGK SPARK PLUGS Spark Plug

High-durability spark plug with trivalent metal plating, alumina silicate insulator, triple seals, corrugated ribs, and copper core for efficient heat removal.

€2.65

Iridium IX Spark Plug — 19.1 mm (3/4") reach, 14 mm thread, 1.1 mm gap

NGK SPARK PLUGS Iridium IX Spark Plug

High-performance iridium spark plug with an ultra-small center electrode to reduce voltage requirements and extend ignition-system life.

€11.24

Spark Plug — 19.1 mm reach, 14 mm thread, 20.6 mm hex, 1.1 mm gap, heat range 5

NGK SPARK PLUGS Spark Plug

Trivalent plating, alumina silicate insulator, triple seals, corrugated ribs and copper core for reliable ignition.

€2.66

Iridium IX Spark Plug — BPR6EIX-11, 14 mm thread, 19.1 mm reach, 1.1 mm gap

NGK SPARK PLUGS Iridium IX Spark Plug

Ultimate evolution in spark plug performance with an ultra-small iridium electrode that reduces voltage requirement and extends ignition system life.

€11.40

Spark Plug — Thread reach 12.7 mm, Thread size 14 mm, Spark gap 1.1 mm

NGK SPARK PLUGS Spark Plug

Reliable spark plug with superior corrosion resistance, a strong ceramic insulator, triple seals and a copper core for improved heat control.

€2.55

Iridium IX Spark Plug — 14 mm thread, 12.7 mm reach (1/2 in), 0.8 mm gap (0.031 in), heat range 6, BPR6HIX

NGK SPARK PLUGS Iridium IX Spark Plug

Industry-leading iridium performance for longer life and reliable ignition.

€11.21

Spark Plug — Thread reach 12.7 mm, Thread size 14 mm, Spark gap 0.7 mm

NGK SPARK PLUGS Spark Plug

Durable spark plug with superior corrosion resistance, enhanced ceramic insulator, and copper core for effective heat management.

€3.50

Spark Plug — BPR6HS-10, thread 14 mm, reach 20.6 mm, gap 1 mm, heat range 6

NGK SPARK PLUGS Spark Plug

Trivalent plating, alumina silicate insulator, triple seals, corrugated ribs, and a copper core for effective heat removal.

€3.21

Iridium IX Spark Plug — CR9EIX, 10 mm thread, 19.1 mm reach, 16 mm hex, 0.8 mm gap

NGK SPARK PLUGS Iridium IX Spark Plug

Premium iridium spark plug that improves ignition, extends ignition system life, and provides enhanced corrosion resistance.

€10.46

Spark Plug — DCPR7E, 12 mm thread, 19.1 mm reach, 16 mm hex, 5 kΩ

NGK SPARK PLUGS Spark Plug

High-performance spark plug with advanced plating, a robust ceramic insulator, triple seals, corrugated ribs to prevent flashover, and a copper core for efficient heat removal.

€4.46

Iridium IX Spark Plug — 19.1 mm reach, 12 mm thread, 0.8 mm gap, 16 mm hex, Iridium tip

NGK SPARK PLUGS Iridium IX Spark Plug

High-performance Iridium IX spark plug engineered for improved ignition efficiency, reduced voltage requirements, and enhanced corrosion protection.

€11.01

Spark Plug — 12 mm, 19.1 mm reach, 16 mm hex, 0.7 mm gap, heat range 8

NGK SPARK PLUGS Spark Plug

High-durability spark plug with superior corrosion protection, a strong ceramic insulator, triple seals, corrugated ribs, and a copper core for reliable heat dissipation.

€4.97

Iridium Spark Plug — 14 mm thread, 19.1 mm reach, 1.1 mm gap

DENSO Iridium Spark Plug

Iridium electrodes for improved ignition and long life; 360° laser-welded tip with tapered, grooved ground electrode.

€10.10

Iridium Spark Plug — Thread reach 19.1 mm, thread size 14 mm, spark gap 1.1 mm

DENSO Iridium Spark Plug

Durable iridium spark plug with fine-wire electrode, 360° laser weld, and tapered U-groove ground electrode for improved ignition.

€10.10

Iridium Spark Plug — Thread reach 19.1 mm (3/4"), thread size 14 mm, spark gap 0.8 mm (0.031")

DENSO Iridium Spark Plug

High-performance iridium spark plug with fine-wire electrode for improved ignition, durability, and longer service intervals.

€9.55

Iridium Spark Plug — 12 mm thread, 19.1 mm reach, 16 mm hex, 0.9 mm gap

DENSO Iridium Spark Plug

Durable iridium spark plug with fine-wire electrode, 360° laser welding, and U‑groove ground for improved ignition and long life.

€9.70

Iridium Spark Plug — 12 mm thread, 19.1 mm reach, 16 mm (5/8") hex, 0.9 mm gap

DENSO Iridium Spark Plug

Fine-wire iridium construction for reliable starts and long service life; tapered ground electrode with U-groove improves combustion efficiency.

€11.11

Copper Plus™ Spark Plug — 14 mm thread, 9.5 mm reach (3/8"), heat range 12

CHAMPION Copper Plus™ Spark Plug

Copper Plus™ spark plug with a copper-core center electrode and Ultraseal™ coating for improved ignition and corrosion resistance.

€2.82

$Copper Plus™ Spark Plug — 12 mm thread, 19.1 mm reach (3/4\"), 16 mm hex (5/8\")$

CHAMPION Copper Plus™ Spark Plug

Copper Plus™ spark plug with copper-core electrode, patented SAC-9 resistor and Ultraseal™ coated shell. Made in the USA.

€2.95

Copper Plus™ Spark Plug — 14 mm thread, 11.1 mm reach (7/16"), 17.5 mm hex (11/16"), heat range 8

CHAMPION Copper Plus™ Spark Plug

Copper Plus™ spark plug with copper-core electrode, SAC-9 resistor and Ultraseal™ coated shell; made in the USA.

€2.71

Copper Plus™ Spark Plug — 12.7 mm reach, 14 mm thread, Heat Range 82, RL82YC

CHAMPION Copper Plus™ Spark Plug

Copper-core spark plug with SAC-9 resistor and Ultraseal™ coating; made in the USA.

€2.41

Copper Plus™ Spark Plug — 14 mm thread, 19.1 mm reach, 20.6 mm hex, Heat Range 12

CHAMPION Copper Plus™ Spark Plug

Copper Plus™ spark plug: copper-core design for controlled heat range, SAC-9 resistor for EMI/RFI suppression, Ultraseal™ coating for rust prevention. Made in the USA.

€2.17

Iridium IX Spark Plug — 12 mm thread, 19.1 mm reach, 16 mm hex, 0.8 mm gap

NGK SPARK PLUGS Iridium IX Spark Plug

High-performance iridium spark plug delivering improved ignition, extended ignition system life, and enhanced corrosion resistance.

€13.14

Showing 61-85 of 85 item(s)

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