HornBlasters Train Horns
The largest aftermarket train horn brand in North America. K5LA-style replicas at 142–147.7 dB, complete kits with tank + compressor, lifetime warranty. Tampa-based since 2007.
About HornBlasters
HornBlasters is the dominant aftermarket train horn brand in North America. Founded 2007 in Tampa, Florida, the company manufactures K5LA-style replica horns plus complete air-system kits (tank, compressor, valve, wiring) for vehicle install. HornBlasters also sells real recommissioned Nathan AirChime units, but their core business is aftermarket replicas at a fraction of real-Nathan pricing.
Output ranges from 142 dB (single-trumpet Outlaw 127H) to 147.7 dB (multi-trumpet Shocker XL / Shocker S6 / Conductor's 228H). All HornBlasters horns carry a lifetime warranty on the horn itself; air system components have shorter warranties.
HornBlasters models — by trumpet count
4-trumpet (147.7 dB)
- Shocker XL — flagship 4-trumpet K5LA-style, 147.7 dB, $1,800–$2,200 complete kit. Best for maximum sustained output, single mount.
- Conductor's Special 228H — 4 Shocker XL trumpets on 2-gallon tank kit, 147.7 dB, $649.99–$749.99. Best dB-per-dollar.
6-trumpet stereo (147.7 dB)
- Shocker S6 — 6-trumpet stereo (4 chord + 2 stereo bells), 147.7 dB, $559.99 standalone or $1,219.99 complete kit. Best for split-mount installs.
Single-trumpet (142 dB)
- Outlaw 127H — 1 long trumpet, 142 dB, $580 complete kit. Compact alternative.
5-trumpet 6-chord (Class 8 truck premium)
- Rhino 544 — 5-trumpet 6-chord, premium build for Class 8 trucks. Higher price point.
Why aftermarket buyers pick HornBlasters
- Verified output. All Shocker XL / S6 / Conductor's 228H test at 147.7 dB at 3 ft per HornBlasters' published methodology — same as a real Nathan K5LA's audible loudness.
- Lifetime horn warranty. The trumpets themselves are warranted for life. Air system components (compressor, tank) have separate warranties.
- Complete kits. Most HornBlasters products ship as complete install kits — horn + tank + compressor + valve + wiring. Buyers don't have to source parts separately.
- Direct-to-consumer pricing. Real Nathan K5LA retails at $5,000+ for a complete kit. The HornBlasters Conductor's 228H delivers 90%+ of the same audible output at $650.
- Customer support. HornBlasters is a specialty company; their support / install-help is high-touch vs Amazon-only horn sellers.
HornBlasters vs. real Nathan AirChime
| Feature | HornBlasters Shocker XL | Real Nathan K5LA |
|---|---|---|
| Output | 147.7 dB at 3 ft | 149 dB at source |
| Bell material | Fiberglass-reinforced ABS | Cast aluminum |
| Chord | 4-note approximation | 5-note B major 6th |
| Price (kit) | $1,800–$2,200 | $5,000+ |
| Warranty | Lifetime horn | Manufacturer-direct |
| Authenticity | K5LA-style replica | Real locomotive horn |
For most buyers, the audible difference between a Shocker XL and a real Nathan K5LA isn't worth $3,000+. The Shocker XL is 90%+ as loud and 60%+ cheaper. See Nathan brand hub for the real-deal comparison.
Product lines
- Shocker series — 4-trumpet (XL) and 6-trumpet stereo (S6). The flagship K5LA-style line. 147.7 dB.
- Conductor's series — 4-trumpet on smaller tank (228H, 244H, 540H). Best dB-per-dollar.
- Outlaw series — single-trumpet compact (127H, 240H). 142 dB. Smallest install footprint.
- Rhino series — premium 5-trumpet 6-chord. Class 8 truck applications.
- Real Nathan resales — recommissioned K5LA, K3LA units sourced from railroad surplus.
- Air system components — Viair compressors, tanks, valves, wiring kits sold as complete or à la carte.
Where to buy
- HornBlasters.com — direct sales
- Amazon — most models available with Prime shipping
- Summit Racing — automotive performance retailer
- Specialty 4WD / truck shops
Related pages
Sources
- HornBlasters official site (manufacturer claims, product specs)
- HornBlasters Amazon storefront (cross-verification, pricing)
- Shocker XL full review (this site)
- Conductor's 228H review (this site)
- Nathan AirChime (real K5LA reference)