Motorex Air Filter Cleaner 4 Litre Foam Filter Cleaner
The Motorex Air Filter Cleaner 4 Litre is a professional workshop-sized foam filter cleaning solution developed for the effective cleaning and maintenance of motocross, enduro, ATV, and off-road motorcycle air filters.
Manufactured by leading Swiss motorcycle lubricant specialist Motorex, this high-performance air filter cleaner is specifically formulated to dissolve old filter oil, dirt, dust, mud, and grease without damaging delicate foam filter materials. Ideal for motocross riders, race teams, workshops, and serious off-road enthusiasts, it helps maintain maximum airflow and engine protection in the toughest riding conditions.
Regular air filter maintenance is one of the most important aspects of off-road motorcycle servicing. The Motorex Air Filter Cleaner penetrates deep into the foam structure to remove contaminants that can restrict airflow and reduce engine performance.
Key Features:
- Professional foam air filter cleaning solution
- Large 4-litre workshop-sized container
- Designed for motocross, enduro, ATV, and off-road motorcycles
- Effectively removes old filter oil and contamination
- Safe for all foam air filter materials
- Helps restore maximum airflow performance
- Fast-acting cleaning formula
- Suitable for workshop and home garage use
- Helps extend foam filter lifespan
- Premium Motorex motorcycle care technology
Benefits:
- Removes dirt, dust, mud, and grease effectively
- Restores filtration efficiency
- Helps maintain engine performance
- Improves airflow through the filter
- Reduces the risk of engine contamination
- Ideal for servicing multiple filters
The advanced formula is highly effective against:
- Old sticky filter oil
- Fine dust particles
- Sand contamination
- Mud residue
- Grease and grime
- Airbox debris
This makes it particularly useful for motocross and enduro riders who regularly ride in dusty, muddy, or sandy conditions.
Ideal For:
- Motocross motorcycles
- Enduro bikes
- Trail bikes
- ATV and quad bikes
- Rally motorcycles
- Professional race teams
- Motorcycle workshops
The generous 4-litre capacity makes this version especially popular with:
- Race teams
- Workshops
- Motorcycle dealers
- Riders maintaining multiple bikes
- High-volume filter servicing operations
For best results, filters should be thoroughly cleaned using Motorex Air Filter Cleaner before being re-treated with Motorex Air Filter Oil 206 to ensure maximum dirt retention and engine protection.
Applications:
- Foam air filter cleaning
- Race bike preparation
- Routine maintenance
- Workshop servicing
- Engine protection programmes
Motorex products are trusted worldwide by factory motocross teams, professional enduro riders, and race mechanics thanks to their proven performance and race-developed technology.
Whether you're maintaining a motocross race bike, servicing a fleet of enduro machines, or carrying out routine workshop maintenance, the Motorex Air Filter Cleaner 4 Litre delivers professional cleaning performance and outstanding value.
Shop the Motorex Air Filter Cleaner 4 Litre Foam Filter Cleaner today from MD Racing Products, the UK motocross specialists for premium motorcycle care products, workshop supplies, and off-road accessories.












