Double Entry Weekend! Get double entries on all purchases until 03/19.

  • Hornblasters Bullet
  • Hornblasters Bullet
  • Hornblasters Bullet
  • Hornblasters Bullet


This air horn kit featuring the Hornblasters 127H and Bullet horn is another quality HornBlasters creation. It comes with everything you need to install a loud quad-tone air horn into your vehicle. This horn kit is perfect for anyone on a budget needing an upgraded horn.

Listen to these horns:

This air horn kit easily fits in small vehicles. Everything you need is in the box ready to be installed. The unit pulls just 18 amps at peak performance and can recharge its tank in 35 seconds.

Use this product in a safe and responsible manner, at a distance of at least 100 feet from others. Proper Hearing protection must be worn when using this airhorn. Hearing loss or permanent damage may result from unsafe use. Never operate this product in a closed environment or close to pedestrians or others. It is the consumer's responsibility to comply with local noise ordinances and D.O.T. sound level laws.

This product is worth 130 Entries   

$329.00 Tax (CA residents) This item ships for free!

SKU: hb-hk-b4-127h Category: Tags: ,


  • Bullet Air Horn
  • HornBlasters 127H 1.5 Gallon Air Source
  • 17ft DOT Spec Air Line
  • Complete Wiring Kit*
  • All Fittings & Mounting Hardware
  • Detailed Installation Manual
  • Over The Phone Technical Support
  • Earplugs
  • Detailed Instructions


  • Part Number: HK-B4-127H
  • Fitting: 1/2″ Tubing
  • Horn Length: 11.15″ (283.21 mm)
  • Horn Width: 5.70″ (144.78 mm)
  • Horn Height: 6.00″ (152.4 mm)
  • Horn Weight: 5 lb (2.27 Kg)
  • Air Source Unit: HornBlasters 127H
  • Working Pressure: 120 PSI
  • Air Source Length: 15.0″ (381 mm)
  • Air Source Width: 6.0″ (152.4 mm)
  • Air Source Height: 13.0″ (330.2 mm)
  • Air Source Weight: 13.75 lb (6.24 Kg)
  • Air Source Kit Tank: Viair 1.5 Gallon 4 Port Tank
  • Volume: 1.5 gal (6.6 L)
  • Ports: 4 x ¼″ NPT Ports
  • Tank Length: 15″ (381 mm)
  • Tank Width: 6″ (152.4 mm);
  • Tank Height: 8.5″ (215.9 mm)
  • Tank Weight: 8.65 lb (3.92 Kg)
  • Air Source Kit Compressor: HornBlasters 275C Air Compressor
  • Voltage: 12 volts DC
  • Max Amperage: 18 amps
  • Maximum Duty Cycle: 25% @ 100 PSI
  • Compressor Length: 6.5″ (165.1 mm)
  • Compressor Width: 3.5″ (88.9 mm)
  • Compressor Height: 4.5″ (114.3 mm)
  • Compressor Weight: 5.1 lb (2.31 Kg)

Shipping & Returns

This product will ship for free within one business day after order is placed.

Premium Partners

Speed Society partner MichelinSpeed Society partner Mustant DynoSpeed Society partner KNSpeed Society partner VP Racing FuelsSpeed Society partner ADRLSpeed Society partner RJSSpeed Society partner Holley LS Fest West

Interested in becoming a partner? Contact us for more info.