Steel Thunder Custom Cycles - aftermarket motorcycle parts for Harley-Davidson and American custom bikes.
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Steel Thunder Custom Cycles

152 York Drive

Marshfield, MO 65706

417-468-2326

Let them hear you!  Horns for motorcycles... it's a good thing!
Motorcycle Horns and Horn Covers
Mini Beast Air Horn for Harley-Davidson & American custom motorcycles. Warranty.

Mini-Beast Air Horn - PPI

  • This self-contained air horn puts a heart stopping 128 decibel blast from its dual trumpets. Chrome cover looks incredible on the bike with its V-shaped sound slots.
  • This unit is completely plug-n-play and comes with everything necessary for easy installation.
  • Fits most HD motorcycles. Fitment on metric motorcycles not guaranteed; may require horn/bracket modification.
  • This true air horn comes with a Full 1-year Manufacturers Warranty.
  • Dimensions: 5-1/4"w x 5-1/4"l x 3-1/2"d (excluding mounting tab)

Part #: 062107-0024 - Mini-Beast Air Horn ... $127.99 including shipping*

Installation instructions
Dual air horns for motorcycles.
 DYNAMIC DUO AIR HORN KITS

Dual trumpet air horn set.
Command attention; loudest horns available.
Beautifully chrome-plated horns with black powder coated brackets.
Kits are complete, including compressor and braided stainless air line.
Compressor mounts under stock chrome horn cover.
Include Dirt Guard Nosecones.
Will not fit with fairing lowers.
Made in the U.S.A.

Part#: DS2107-0005 - For 92-99 Evolution ... $159.46 including shipping*


Part#: DS2107-0006 - For 99-06 Twin Cam ... $159.46 including shipping*

Please note: This is a special order item. While most items ship the same or next business day, this item will take a few extra days to ship. No express delivery is available. No returns on Special Order items.
Round motorcycle horn with chrome cover from Badlands. 12 volt.
 ROUND HORN WITH CHROME COVER - Badlands

12 Volt horn can be mounted in a variety of locations.
Cover features billet aluminum construction with a slotted design.
Includes mounting hardware.
Made in the U.S.A.

Part# DRDS-280610 - Round horn w/ billet cover ... $89.95 including shipping*

Please note: This is a special order item. While most items ship the same or next business day, this item will take a few extra days to ship. No express delivery is available. No returns on Special Order items.

Springer Replica Horn for all 12 volt motorcycles.

SPRINGER STYLE ELECTRIC HORN FOR ALL 12 VOLT MODELS - V-Factor


This nostalgic styled horn is available in 12 volt application and feature a universal mount.

Part#: MU14005 - 12 volt replica horn. ... $42.90 including shipping*
Badlands Chrome Billet Aluminum Horn Cover for 12 volt motorcycle applications.
 CHROME BILLET ALUMINUM HORN AND CHROME COVER - Badlands

Milled from 6061 billet aluminum and then chrome plated.
Unique cover design will not impede the sound of the horn.
Horn manufactured by Signaltone in the U.S.A.
Complete with chrome fasteners; ready to bolt on your bike .
Made by Badlands in the U.S.A.

Part#: DSB-272132 - 12V horn w/ chrome cover... $120.66 including shipping*
Cycle Smiths Finned Horn Cover.
 FINNED HORN (HORN & COVER) - CycleSmiths

Unique style allows the engine to show through the teardrop silhouette.
Chrome-plated billet aluminum construction.
Includes 100 dB horn.
Matching air cleaner kits available separately.

Part#: DS2107-0009 - FOR ALL BIG TWIN/XL MODELS WITH ENGINE-MOUNTED HORN ... $262.86 including shipping*

Please note: This is a special order item. While most items ship the same or next business day, this item will take a few extra days to ship. No express delivery is available. No returns on Special Order items.
12 volt horn with snap-on chrome cover.

12V HORN WITH CHROME COVER - Drag Specialties

Custom horn comes with snap-on chrome cover.
Features spade-type terminal connectors and injection-molded cover.


06DS-272127 - 12 volt horn ... $31.30 including shipping*


KuryAkyn V-shield horn cover for Big Twin and Sportster.

V-SHIELD HORN COVER FOR BIG TWIN & SPORTSTER - KuryAkyn USA

This die cast horn cover easily installs in minutes and drastically improves the appearance of the left side of the engine. Fits Softail (except Springer), FLT, Dyna & Sportster 1993/Later.

Part#:MU14107 ... $79.85 including shipping*

*FREE SHIPPING APPLIES IN CONTINTENTAL 48 UNITED STATES ONLY. AK, HI and APO/FPO will have additional shipping fees. We ship only within the U.S.A. and to APO/FPO (military addresses; weight and size restrictions apply.). We do not accept foreign credit cards. We do not ship to Puerto Rico.

Prefer to call in your order to Steel Thunder? Call toll-free: 1-866-889-7828. 9-5 CST M-F.

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Please note that all prices are subject to change.