Trumpet
Tone & Touch
KGU Music manufactures precision brass accessories designed to optimize tone, projection, and playing comfort. With 25 products including mouthpiece boosters, trim kits, valve caps, finger buttons, deflectors, and the Dave Guardala Tone Booster, KGU gives trumpet players the tools to fine-tune every aspect of their sound and feel.
Mouthpiece Boosters
Rocket, Radiator, RADIUS, Cone, Heavy, and Black Edition — each booster shapes tone and projection differently.
Trim Kits & Caps
Light, medium, heavy, and monster valve caps plus complete trim kits — dial in your trumpet's weight and response.
Training & Care
Embouchure trainer, optimizer, deflector, finger buttons, and 3-in-1 cleaning kit — tools for practice and maintenance.
KGU Music
RADIUS Mouthpiece Booster
The KGU RADIUS Trumpet Mouthpiece Booster adds focused mass around the mouthpiece receiver, enhancing tone color, projection, and slotting. Precision-machined in multiple finishes to match your setup — a simple upgrade that makes a real difference in how your horn responds and sounds.
KGU Music
Custom Finger Buttons
KGU Custom Finger Buttons for trumpet replace your stock buttons with precision-machined alternatives in a range of materials and finishes. Beyond the visual upgrade, different button weights subtly affect valve response and playing feel — a detail-level customization that serious players appreciate.
Filter and sort 25 products
![KGU Music - Special V6 Trim Kit - Trumpet]()
![KGU Music - Special V6 Trim Kit - Trumpet]()
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![KGU Music - Trumpet light Trim Kit]()
![KGU Music - Custom Finger Buttons - Trumpet]()
![KGU Music - Custom Finger Buttons - Trumpet]()
![KGU Music - Custom Finger Buttons - Trumpet]()
![KGU Music - Custom Finger Buttons - Trumpet]()
![KGU Music - Custom Finger Buttons - Trumpet]()
![KGU Music - Custom Finger Buttons - Trumpet]()
HeavyMedium+1![KGU Music - Trumpet Module Bottom Valve Caps]()
![KGU Music - Trumpet Module Bottom Valve Caps]()
![KGU Music - Trumpet Optimizer]()
![KGU Music - Trumpet Optimizer]()
![KGU Music - Trumpet Optimizer]()
![Dave Guardala Tone Booster]()
![Dave Guardala Tone Booster]()
![Dave Guardala Tone Booster]()
![Dave Guardala Tone Booster]()
![KGU Music - Heavy New Trumpet mouthpiece booster]()
![KGU Music - Heavy New Trumpet mouthpiece booster]()
KGU Music - Heavy New Trumpet mouthpiece booster From $125.00 /Raw BrassAntique Cooper LacquerAntique Bronze Lacquer998 Silver Plated998 Silver (Brushed)24k Gold PlatedMatte Antique Cooper LacquerMatte Antique Bronze LacquerAvailable in 8 colors![KGU Music - Radiator Trumpet mouthpiece Booster]()
![KGU Music - Radiator Trumpet mouthpiece Booster]()
![KGU Music - Radiator Trumpet mouthpiece Booster]()
![KGU Music - Radiator Trumpet mouthpiece Booster]()
![KGU Music - Heavy Trumpet Mouthpiece Booster]()
![KGU Music - Heavy Trumpet Mouthpiece Booster]()
![KGU Music - Rocket Trumpet mouthpiece booster]()
![KGU Music - Rocket Trumpet mouthpiece booster]()
![KGU Music - Rocket Trumpet mouthpiece booster]()
![KGU Music - Rocket Trumpet mouthpiece booster]()
![KGU Music - Finger Rings (Set of 3)]()
![KGU Music - Finger Rings (Set of 3)]()
![KGU Music - RADIUS Trumpet Mouthpiece Booster]()
![KGU Music - RADIUS Trumpet Mouthpiece Booster]()
![KGU Music - Cone Trumpet Mouthpiece booster]()
![KGU Music - Cone Trumpet Mouthpiece booster]()
![KGU Music - Trumpet Monster Bottom Valve Caps]()
![KGU Music - Trumpet Monster Bottom Valve Caps]()
![KGU Music - Light Trumpet Bottom Valve Caps]()
![KGU Music - Light Trumpet Bottom Valve Caps]()
![KGU Music - Light Trumpet Bottom Valve Caps]()
![KGU Music - Medium Bottom Valve Caps - Trumpet]()
![KGU Music - Medium Bottom Valve Caps - Trumpet]()
![KGU Music - Medium Bottom Valve Caps - Trumpet]()
![KGU Music - Heavy Bottom Valve Caps - Trumpet]()
![KGU Music - Heavy Bottom Valve Caps - Trumpet]()
![KGU Music - Heavy Bottom Valve Caps - Trumpet]()
![KGU Music - Heavy Bottom Valve Caps - Trumpet]()
Heavy![KGU Music - Deflector for Trumpet]()
![KGU Music - Deflector for Trumpet]()
![KGU Music - Deflector for Trumpet]()
KGU Music - Deflector for Trumpet From $87.00 /ClearBlackUA Flag PrintUS Flag PrintUK Flag PrintAvailable in 5 colors![KGU Music - Solid Brass Valve Stem]()
![KGU Music - T.E.T. Trumpet Embouchure Trainer]()
![KGU Music - T.E.T. Trumpet Embouchure Trainer]()
