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Your cart is empty.
Your cart is empty.Product Description

Why choose our products?
Dowite’s premium piston oil and slide grease are crafted for optimal trumpet performance. Our advanced lubricants reduce friction, ensuring smooth valves and secure slides for precise intonation. Formulated with synthetic compounds, they protect against corrosion and oxidation, extending your instrument’s lifespan. Loved by professionals and students alike, our products simplify maintenance while delivering consistent results.
Elevate your sound—choose Dowite.


Trusted by Pros
Dowite’s Premium Oils for Trumpet Maintenance
When it comes to preserving the performance and longevity of your trumpet, Dowite sets the standard. Our precision-engineered Piston Oil and Slide Grease are meticulously crafted to meet the demands of professional musicians and enthusiasts alike.
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Technical Advantage
Exceptional Lubrication
Reduces friction for smooth valves & effortless tuning slides; ensures rapid response during play.
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User experience
Durable Protection
Synthetic formula guards against corrosion/rust; seals slides from dirt/moisture for long-term use.
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Long-lasting protection
All-Weather Performance
Maintains viscosity in extreme temps; piston oil stays fluid, slide grease remains tacky yet mobile.
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Pure tone
Enhanced Sound Quality
Smoother mechanics improve airflow, delivering richer tone, clearer notes, and dynamic expression.
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Professional Recognition
Easy to Use
Precise applicator for easy oil dispensing; grease’s smooth texture simplifies slide maintenance.


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How often should I lubricate my trumpet?
Piston oil: Apply 1-2 drops to each valve weekly (or after heavy use). Slide grease: Reapply every 2-4 weeks to ensure smooth movement. Adjust frequency based on playing environment (e.g., humidity, dust).
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Can these products damage my trumpet’s finish?
No! Our non-corrosive, pH-balanced formulas are safe for lacquered, silver-plated, and raw brass surfaces. They protect against oxidation without causing discoloration or peeling.
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How long does a bottle last?
A 30ml piston oil bottle lasts ~6-8 months for regular players. A 30ml slide grease tub typically lasts 1-2 years with proper use.
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Can these oils help with stuck valves or slides?
For minor issues, yes—apply a small amount and work the mechanism gently. For severe blockages, consult a professional technician.
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