MAINTENANCE

Subcategories

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.

Spark Plug Head Bolt Cover — Chrome, Silver

-€18.21

KURYAKYN Spark Plug Head Bolt Cover — Chrome, Silver

Stepped and slotted design complements the engine; faceted edges reflect light. Easy to install for a clean, finished look.

€70.78 €88.99

Sparkplug — XU24EPR-U

-€2.53

DENSO Sparkplug — XU24EPR-U

Reliable spark plug with improved head dissipation, standard U-groove and heat-resistant nickel jacket.

€3.65 €6.18

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

-€7.22

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

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

€10.43 €17.65

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

-€7.22

DENSO Iridium Spark Plug — Thread reach 19.1 mm, thread size 14 mm,...

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

€10.43 €17.65

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

-€6.83

DENSO Iridium Spark Plug — Thread reach 19.1 mm (3/4"), thread size...

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

€9.86 €16.69

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

-€6.95

DENSO Iridium Spark Plug — 12 mm thread, 19.1 mm reach, 16 mm hex,...

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

€10.02 €16.97

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

-€7.94

DENSO Iridium Spark Plug — 12 mm thread, 19.1 mm reach, 16 mm (5/8")...

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

€11.48 €19.42

Spark Plug Head Bolt Cover — Black gloss, pair

-€18.21
Out of Stock

KURYAKYN Spark Plug Head Bolt Cover — Black gloss, pair

Stepped and slotted spark plug head bolt cover that installs easily for a refined engine finish.

€70.78 €88.99