Premium Jet Ski Service in Northern Beaches

At NM Performance, we provide professional jet ski service in Mona Vale for all major makes, including Seadoo, Yamaha, and Kawasaki. Whether you ride for leisure or performance, our skilled technicians ensure your jet ski runs at its best. Using both OEM and high-quality aftermarket parts, we perform meticulous inspections and maintenance tailored to Australian water conditions.

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Why Choose Our Jet Ski Service

Specialists in Leading Brands – Expert servicing for Seadoo, Yamaha, and Kawasaki jet skis.
Comprehensive Inspection – Every service covers engine, jet pump, supercharger, battery, and hull checks.
High-Quality Parts – We use genuine OEM and trusted aftermarket components for lasting performance.
Performance Upgrades – Professional installation of performance parts for more power and better throttle response.
Experienced Technicians – Skilled marine mechanics with hands-on expertise in personal watercraft maintenance.
Transparent Service – Clear reports, honest recommendations, and no hidden costs.
Convenient Mona Vale Location – Easy access for jet ski owners across Northern Beaches and Sydney.

What’s Included in Our Jet Ski Servicing

Our comprehensive jet ski service covers all the essentials to keep your machine in peak condition:

Engine oil, filter, and spark plug replacement — ensuring clean combustion and extended engine life.
Inspection of jet pump, impeller, and wear ring — preventing cavitation and maintaining thrust efficiency.
Supercharger checks (if applicable) — keeping performance consistent and reliable.
Carbon seal and steering linkage inspection — for leak-free operation and smooth control.
Battery and electrical system testing — ensuring reliable starts and safe power delivery.
Hull condition assessment — identifying cracks or wear for improved safety.
Ride plate and sacrificial anode inspection — preventing corrosion and protecting key components.

Every visit ensures your watercraft receives detailed attention, giving you confidence every time you head out.

For car owners, we also offer Hyundai, BMW, and VW services — all performed with the same precision and attention to detail.

Our Process

Initial Inspection
and Assessment

We begin with a complete visual and mechanical inspection of your jet ski, checking for leaks, corrosion, or damage.

Maintenance and
Component Checks

Our team performs essential maintenance tasks such as changing engine oil, filters, and spark plugs, along with checking the jet pump, impeller, wear ring, and supercharger (if applicable).

Performance Testing
and Adjustments

After servicing, we run diagnostic and performance tests to fine-tune engine response, steering alignment, and throttle control.

Final Report and
Quality Assurance

Our quality assurance process ensures your jet ski leaves the workshop ready for a safe and powerful ride on the water.

Frequently Asked Questions

How often should I service my jet ski?

Most jet skis need servicing every 50 hours or at least once a year. However, frequent use in saltwater may require more regular maintenance.

What brands do you service?

We specialise in Seadoo, Yamaha, and Kawasaki jet skis, covering both two-stroke and four-stroke models.

Can you install the performance parts I already purchased?

Yes, we can install owner-supplied performance components after inspection to ensure compatibility and safety.

Do you check the hull for damage during servicing?

Absolutely. Our inspection includes hull condition, ride plate alignment, and corrosion protection.

Do you provide mobile jet ski servicing?

Our primary workshop is based in Mona Vale for full diagnostics, but we can discuss limited mobile support upon request.

Ready to Hit the Water with Confidence?

Keep your jet ski performing at its best with expert servicing from NM Performance Automotive — the trusted choice for Seadoo, Yamaha, and Kawasaki owners across the Northern Beaches.

Call 02 9999 2128 or click below to book your jet ski service today and experience the difference — power, performance, and peace of mind every time you ride.