MAINTENANCE

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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.

-€7.13
Out of Stock

TWIN AIR Biodegradable Dirt Remover — 1 L, for foam filters

Water‑soluble biodegradable cleaner that removes oil and dirt using granular detergents; rinses clean, safe for drains, and gentle on foam filter media.

€13.24 €20.37

Polishing Cloth — 38.1 × 40.6 cm (15 × 16 in), gray

Out of Stock

Z1R Polishing Cloth — 38.1 × 40.6 cm (15 × 16 in), gray

Quickly remove smudges and bug residue from helmets and shields for a streak-free shine.

-€12.63
Out of Stock

TWIN AIR Liquid Dirt Remover — 4 L, air filters

Quickly dissolves dirt and grease from filters without hardening or damaging the media.

€35.72 €48.35

Bio Air Filter Sealant — 100 mL, air filter rim

-€3.11
Out of Stock

TWIN AIR Bio Air Filter Sealant — 100 mL, air filter rim

Biodegradable paste sealant for the foam sealing ring that prevents debris from passing at the airbox contact point. Cleans easily with compatible biodegradable or liquid dirt removers.

€8.81 €11.92

-€63.50
Out of Stock

ARLEN NESS Re-Usable Oil Filter — 35 microns, Black, Deep Cut

Reusable oil filter with medical-grade stainless steel element; captures particles to 35 microns and maintains consistent flow under extreme conditions.

€148.17 €211.67

-€3.41
Out of Stock

TWIN AIR Ice Flow High Performance Coolant — 1 L (1.05 US qt)

Ready to use demineralized water — no dilution required
Mono propylene glycol (mpg), biodegradable
Extreme freeze protection to -26°C / -14°F
Silicate free; protects metals and seals

€8.11 €11.52

Pre-Filter/Rain Sock — Monster Sucker, Black

-€9.83
Out of Stock

ARLEN NESS Pre-Filter/Rain Sock — Monster Sucker, Black

Water-repellent rain sock that blocks debris while maintaining airflow; installs in seconds.

€38.24 €48.07

-€9.01
Out of Stock

ARLEN NESS Pre-Filter/Rain Sock — Monster Sucker, Black

Protects the air filter from water and debris; slips over the oval air cleaner for quick installation.

€35.03 €44.04

-€24.25
Out of Stock

ARLEN NESS Replacement Clear Tear and Crossfire Air Filter — Teardrop, Black

Replacement air filter for Arlen Ness® Crossfire and Clear Tear air cleaners; washable and reusable.

€56.58 €80.83

-€15.52
Out of Stock

ARLEN NESS Replacement Velocity 65°/90° Air Filter — Chrome

Water-resistant, reusable and washable replacement filter for Velocity 65°/90° air cleaner kits.

€60.39 €75.91

-€39.53
Out of Stock

COBRA Replacement RPT Air Filter — Black

Replacement air filter for RPT intakes. Made in the USA. Direct-fit, serviceable.

€92.25 €131.78

-€9.21
Out of Stock

ARLEN NESS Pre-Filter/Rain Sock — Black, Mini 22°

Pre-filter rain sock installs over the oval air cleaner in seconds to repel water and protect the intake.

€35.82 €45.03

Complete Air Filter Maintenance Kit — 1 liter

-€34.73
Out of Stock

TWIN AIR Complete Air Filter Maintenance Kit — 1 liter

Complete kit with cleaner, filter oil, cleaning and oiling tubs, plus an aerosol contact cleaner for routine air filter maintenance.

€64.50 €99.23

Bio Liquid Power Filter Oil — 1 liter (1.05 US qt), foam application

-€6.59
Out of Stock

TWIN AIR Bio Liquid Power Filter Oil — 1 liter (1.05 US qt), foam...

Biodegradable oil that penetrates foam filters and dries to a high-tack coating to trap dirt and grit.

€12.24 €18.83

-€4.00
Out of Stock

TWIN AIR Liquid Power Air Filter Oil — 1 L (1.05 US qt)

Use on all foam air filters. Maximizes airflow while trapping harmful dirt.

€11.32 €15.32

-€2.98
Out of Stock

TWIN AIR Liquid Power Air Filter Oil — 500 ml (16.9 US fl oz.)

High-performance oil for foam air filters that traps dirt while allowing maximum airflow.

€8.42 €11.40

-€3.40
Out of Stock

TWIN AIR Bio Liquid Power Filter Oil — 500 ml (16.9 US fl oz), Foam

Keeps foam filters like-new; starts thin for deep penetration and dries to a high-tack shield that traps dirt, dust and grit. Developed by Texaco for Twin Air.

€9.63 €13.03

Bio System — 1 L oil container, air filter kit

-€20.16
Out of Stock

TWIN AIR Bio System — 1 L oil container, air filter kit

Complete Twin Air filter care kit with cleaning and oiling tubs, BIO cleaners and a sturdy storage box for transport.

€56.95 €77.11

Big Sucker™ Air Filter Kit — Round, Natural

-€34.64
Out of Stock

ARLEN NESS Big Sucker™ Air Filter Kit — Round, Natural

Improves engine breathing with hidden breather design; radius inlet for maximum airflow; includes hardware and instructions.

€134.69 €169.33

-€10.13
Out of Stock

ARLEN NESS Brake Pads — Ceramic, Sintered Metal

High-performance sintered brake pads with a fast break-in period and oxide-backed construction for fade-resistant stopping in wet or dry conditions.

€39.34 €49.47

-€9.29
Out of Stock

ARLEN NESS Brake Pads — Sintered metal, Ceramic

High-friction metal matrix for consistent stopping
Fast break-in for quicker performance
Oxide-based backing reduces heat transfer to caliper components
Reliable in wet and dry conditions

€36.15 €45.44

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