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Kleinn 401 is the Model 401: Dual Round Roof-Mount Air Horns - Chrome Plated Stainless Steel - Big Rig Sound. Match the exact manufacturer part number, configuration, voltage, pressure, dimensions, connections, included components, and vehicle application before ordering.
Key Features
- Our Roof-Mounted Dual horn features 15 in. & 13 in. trumpets to create a deafening blast of over-the-road fury.
Fitment
| Fitment Status | Universal only by exact specifications |
|---|---|
| Required Verification | Voltage, pressure, flow, duty cycle, dimensions, ports, air-line size, wiring, mounting, and companion components |
Specifications
| Brand | Kleinn Air Horns |
|---|---|
| Manufacturer Part Number | 401 |
| Product Type | Air Horns |
| Fitment Type | Universal |
| Condition | New |
| GTIN | 819147010076 |
| Warranty | 1-Year Warranty |
| Construction | Chrome-Plated Stainless Steel |
| Manual Horn Activation (Sold Separately) | P/N 310 chain style or 311 lanyard style |
| 12-Volt Horn Activation (Sold Separately) | P/N- 307 lt-duty or VX6003 hvy-duty |
| Min- Max Pressure | 120 - 175 PSI |
| Output (dB) @ 150 PSI | 152.1 dB |
| Dimensions | 15.5” L x 7.5” W x 4.5” H |
| Minimum Tank Size | 1.5 Gallon |
| Airline Input Size / Fitting Pack Part # | ¼” Airline / 330 roof mount fitting pack |
| Shipping Weight | 5 lbs |
What's Included
- Model 401: Dual Chrome Roof Mount Air Horn Set
- Pneumatic hardware: 1/4" Compression Fitting (Underside 1/4" OD Airline Entry)
- Mounting Hardware: Nuts, Bolts, Washers, and pre-fit mounting pad.
About Kleinn Air Horns
Kleinn develops vehicle-specific and universal train horns, air horns, onboard-air systems, compressors, tanks, valves, controls, and remote-start systems. Every pressure, electrical, dimensional, and vehicle requirement remains exact-part specific.
Related Kleinn Air Horns Products
- Shop all Kleinn Air Horns products
- Kleinn Chrome Roof Mount Single Horn/ 21.5In - Chrome-Plated Spun Copper
- Kleinn Chrome Roof Mount Single Horn/ 22.75In - Chrome-Plated Spun Copper
- Kleinn Chrome Direct Drive Dual Horn/ 6.5In/4.5In - Chrome-Plated Zinc Alloy
Frequently Asked Questions
What must match before installing Kleinn 401?
Confirm voltage, pressure, flow, duty cycle, port and air-line sizes, dimensions, mounting orientation, wiring load, and compatibility with every connected component.
What air system is required for Kleinn 401?
Match the horn's required pressure, airflow, valve, tubing size, compressor duty cycle, and tank capacity. A compressor or tank is included only when the exact listing states it.
Where can Kleinn 401 be mounted?
Use a rigid protected location with adequate clearance, drainage, airflow, and safe routing for wiring and air line. Keep every component away from heat, moving parts, road impact, and water exposure beyond its rating.
Installation Instructions
Confirm Kleinn part number 401 and the complete application before beginning. Mount every component in the specified orientation, use correctly sized fused wiring and protected grounds, route air line away from heat and moving parts, seal only the approved threads, leak-test the system, verify cut-in and cut-out pressure, and confirm safe operation before driving.
Kleinn Air Horns
Kleinn automotive air horns and onboard air systems deliver the sound, stored air, and vehicle-specific hardware needed for truck, Jeep, SUV, and off-road builds. Shop complete Kleinn horn kits, direct-fit onboard air systems, standalone air horns, 12-volt compressors, air tanks, valves, pressure switches, gauges, fittings, controls, and compatible remote-start systems. Use the year, make, and model filter when shopping vehicle-specific kits, then confirm the exact manufacturer part number, engine, body configuration, mounting space, electrical requirements, operating pressure, tank capacity, and included hardware. The live assortment covers popular Ford F-150, Raptor, and Super Duty; Chevrolet Silverado and GMC Sierra; Ram trucks; Jeep Wrangler and Gladiator; Toyota; Nissan; Infiniti; and universal applications. What Kleinn Air Horns and Onboard Air Systems Cover This collection includes complete air-horn packages and the individual parts needed to build, upgrade, or service a pn...
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