Kleinn Air Horns

Kleinn Ultra HK9 730 Horns BlastMaster Valve Upgrade Kit — Demon Train Horn

Kleinn Ultra HK9 730 Horns BlastMaster Valve Upgrade Kit — Demon Train Horn
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Kleinn Ultra HK9 730 Horns BlastMaster Valve Upgrade Kit — Demon Train Horn
Kleinn Air Horns

Kleinn Ultra HK9 730 Horns BlastMaster Valve Upgrade Kit — Demon Train Horn

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SKU: KLE6890
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About Kleinn Air Horns Kleinn Air Horns engineers high-quality automotive ...Read More

Price:
$199.99 $259.94
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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches
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Product Details

Product Description
Part Numbers
Sizing & Fit

About Kleinn Air Horns

Kleinn Air Horns engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Kleinn Air Horns lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Kleinn Ultra HK9 730 Horns BlastMaster Valve Upgrade Kit: Unleash the Demon

Take your Kleinn Model 730 Demon train horn to an unprecedented level of sound with the Ultra HK9 BlastMaster Valve Upgrade Kit. This kit is specifically designed for the Model 730, transforming its already powerful blast into an earth-shattering roar by dramatically increasing air flow to each trumpet.

Maximize Your Train Horn's Potential:

  • Dedicated Air Source: The kit provides everything needed to add two additional VX6003 solenoid valves to your Model 730 Demon.
  • Increased Airflow: By dedicating a solenoid valve to each trumpet, the kit ensures a massive increase in air flow, pushing the Model 730 to unheard-of decibel levels.
  • Extreme Volume: Prepare for a train horn sound that will truly crush eardrums and command attention.
  • Precision Engineering: Designed by Kleinn to perfectly integrate with your Model 730, ensuring optimal performance and reliability.
  • Complete Kit: Includes all necessary components for the upgrade, making installation straightforward for enhanced sound.

If you own a Model 730 Demon and crave the loudest, most commanding train horn sound possible, the Ultra HK9 BlastMaster Valve Upgrade Kit is an absolute must-have. Elevate your horn's performance with GGCRACING.

Product Details

Product Description
Part Numbers
Sizing & Fit

About Kleinn Air Horns

Kleinn Air Horns engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Kleinn Air Horns lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Kleinn Ultra HK9 730 Horns BlastMaster Valve Upgrade Kit: Unleash the Demon

Take your Kleinn Model 730 Demon train horn to an unprecedented level of sound with the Ultra HK9 BlastMaster Valve Upgrade Kit. This kit is specifically designed for the Model 730, transforming its already powerful blast into an earth-shattering roar by dramatically increasing air flow to each trumpet.

Maximize Your Train Horn's Potential:

  • Dedicated Air Source: The kit provides everything needed to add two additional VX6003 solenoid valves to your Model 730 Demon.
  • Increased Airflow: By dedicating a solenoid valve to each trumpet, the kit ensures a massive increase in air flow, pushing the Model 730 to unheard-of decibel levels.
  • Extreme Volume: Prepare for a train horn sound that will truly crush eardrums and command attention.
  • Precision Engineering: Designed by Kleinn to perfectly integrate with your Model 730, ensuring optimal performance and reliability.
  • Complete Kit: Includes all necessary components for the upgrade, making installation straightforward for enhanced sound.

If you own a Model 730 Demon and crave the loudest, most commanding train horn sound possible, the Ultra HK9 BlastMaster Valve Upgrade Kit is an absolute must-have. Elevate your horn's performance with GGCRACING.

Product Details

Product Description

About Kleinn Air Horns

Kleinn Air Horns engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Kleinn Air Horns lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Kleinn Ultra HK9 730 Horns BlastMaster Valve Upgrade Kit: Unleash the Demon

Take your Kleinn Model 730 Demon train horn to an unprecedented level of sound with the Ultra HK9 BlastMaster Valve Upgrade Kit. This kit is specifically designed for the Model 730, transforming its already powerful blast into an earth-shattering roar by dramatically increasing air flow to each trumpet.

Maximize Your Train Horn's Potential:

  • Dedicated Air Source: The kit provides everything needed to add two additional VX6003 solenoid valves to your Model 730 Demon.
  • Increased Airflow: By dedicating a solenoid valve to each trumpet, the kit ensures a massive increase in air flow, pushing the Model 730 to unheard-of decibel levels.
  • Extreme Volume: Prepare for a train horn sound that will truly crush eardrums and command attention.
  • Precision Engineering: Designed by Kleinn to perfectly integrate with your Model 730, ensuring optimal performance and reliability.
  • Complete Kit: Includes all necessary components for the upgrade, making installation straightforward for enhanced sound.

If you own a Model 730 Demon and crave the loudest, most commanding train horn sound possible, the Ultra HK9 BlastMaster Valve Upgrade Kit is an absolute must-have. Elevate your horn's performance with GGCRACING.

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