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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.

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TWIN AIR Ice Flow High Performance Coolant — 20 L (5.3 US gal.)

Ready-to-use MPG coolant providing long-lasting, silicate-free protection to -26°C / -14°F; biodegradable and non-toxic, maintains optimal operating temperatures.

€108.13 ~~€146.38~~

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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~~

Liquid Dirt Remover — 500 ml (16.9 US fl oz), Aerosol spray, Air filters

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TWIN AIR Liquid Dirt Remover — 500 ml (16.9 US fl oz), Aerosol spray,...

Dissolves dirt and grease from filters quickly without hardening or damaging the filter media.

€9.23 ~~€12.49~~

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TWIN AIR Contact Cleaner — 500 mL

High-quality contact cleaner with a fast-drying formula that leaves no residue. Safe for plastic and painted surfaces. Suitable for electrical contacts and small components.

€5.26 ~~€7.12~~

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TWIN AIR Liquid Dirt Remover — 500 ml (16.9 US fl oz.), aerosol spray,...

Fast-acting cleaner that dissolves dirt and grease from filter media without hardening; includes a resealable tub with removable tray for easy cleaning.

€17.65 ~~€23.89~~

Bio Air Filter Sealant — 100 mL, air filter rim

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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~~

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TWIN AIR Nitrile Rubber Gloves — One Size, 10-pack

Latex-free, powder free disposable rubber gloves for shop and garage use.

€1.47 ~~€2.08~~

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TWIN AIR Ice Flow Coolant — 2.2 L (74.4 US fl oz), Engine

Monopropylene glycol-based engine coolant; silicate-free, biodegradable, non-toxic; extreme freeze protection to −26°C / −14°F.

€16.39 ~~€22.18~~

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TWIN AIR Detailer PowerShine Spray

Spray protectant that restores shine and creates a dirt- and mud-repellent film for easier cleaning and improved finish protection.

€10.80 ~~€15.32~~

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TWIN AIR Air Foaming Power Wash — 750 ml, spray bottle

Deep-penetrating, biodegradable formula cuts through grime on plastic, aluminum, carbon fiber, paint, rubber and metal.

€6.25 ~~€8.46~~

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BIKESERVICE 4L Portable Oil Drain Pan — Black

Combination drain pan and transport container for oil changes and parts cleaning. Screw cap with rubber seal; impact-resistant with three carry handles.

€17.33 ~~€23.46~~

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TWIN AIR Wet Power Wipes Cleaner

Solvent-free, eucalyptus-scented wipes — 70 per pack. Tough on grime, gentle on hands.

€17.58 ~~€23.80~~

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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~~

Complete Air Filter Maintenance Kit — 1 liter

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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.

€73.30 ~~€99.23~~

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

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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.

€13.91 ~~€18.83~~

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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~~

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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~~

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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~~

Biodegradable Filter Care Product — 1 L, Foam, BIO Liquid Power

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TWIN AIR Biodegradable Filter Care Product — 1 L, Foam, BIO Liquid Power

Biodegradable cleaner and oil system using granular detergents; penetrates deeply and dries to a high‑tack coating that traps dirt and grit.

€28.95 ~~€39.20~~

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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.

€15.05 ~~€20.37~~

Bio System — 1 L oil container, air filter kit

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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~~

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