Kleinn 412 Chrome Roof Mount Single Air Horn — 22.75" Spun Copper Trumpet

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SKU: KLE412
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Sale price$119.99 Regular price$155.94
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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

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 412 Chrome Roof Mount Single Air Horn: Classic Truck Sound

Achieve that iconic, deep over-the-road truck sound with the Kleinn 412 Chrome Roof Mount Single Air Horn. This impressive horn features a substantial 22.75-inch chrome-plated spun copper trumpet, designed to deliver a powerful and resonant blast. Unique square trumpet openings and covers provide essential protection against road debris, ensuring longevity and consistent performance in all conditions.

Durable Design & Commanding Audio

The Kleinn 412 combines robust construction with superior acoustics. Its chrome-plated spun copper trumpet not only looks fantastic but also produces a loud, deep tone that commands respect on the road. The integrated covers are a practical feature, safeguarding the horn's internals from dirt, dust, and moisture, which is crucial for roof-mounted applications. To complete the installation, the Kleinn Roof Mount Air Horn Fittings Kit (P/N 330) is required, along with a separate manual or electric solenoid valve. Upgrade your vehicle's auditory presence and durability with this premium air horn from GGCRACING.

  • Single 22.75" chrome-plated spun copper trumpet
  • Features protective square trumpet openings and covers
  • Delivers a loud, deep over-the-road truck sound
  • Highly durable and weather-resistant
  • Requires Kleinn P/N 330 Fittings Kit and valve (sold separately)

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 412 Chrome Roof Mount Single Air Horn: Classic Truck Sound

Achieve that iconic, deep over-the-road truck sound with the Kleinn 412 Chrome Roof Mount Single Air Horn. This impressive horn features a substantial 22.75-inch chrome-plated spun copper trumpet, designed to deliver a powerful and resonant blast. Unique square trumpet openings and covers provide essential protection against road debris, ensuring longevity and consistent performance in all conditions.

Durable Design & Commanding Audio

The Kleinn 412 combines robust construction with superior acoustics. Its chrome-plated spun copper trumpet not only looks fantastic but also produces a loud, deep tone that commands respect on the road. The integrated covers are a practical feature, safeguarding the horn's internals from dirt, dust, and moisture, which is crucial for roof-mounted applications. To complete the installation, the Kleinn Roof Mount Air Horn Fittings Kit (P/N 330) is required, along with a separate manual or electric solenoid valve. Upgrade your vehicle's auditory presence and durability with this premium air horn from GGCRACING.

  • Single 22.75" chrome-plated spun copper trumpet
  • Features protective square trumpet openings and covers
  • Delivers a loud, deep over-the-road truck sound
  • Highly durable and weather-resistant
  • Requires Kleinn P/N 330 Fittings Kit and valve (sold separately)

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 412 Chrome Roof Mount Single Air Horn: Classic Truck Sound

Achieve that iconic, deep over-the-road truck sound with the Kleinn 412 Chrome Roof Mount Single Air Horn. This impressive horn features a substantial 22.75-inch chrome-plated spun copper trumpet, designed to deliver a powerful and resonant blast. Unique square trumpet openings and covers provide essential protection against road debris, ensuring longevity and consistent performance in all conditions.

Durable Design & Commanding Audio

The Kleinn 412 combines robust construction with superior acoustics. Its chrome-plated spun copper trumpet not only looks fantastic but also produces a loud, deep tone that commands respect on the road. The integrated covers are a practical feature, safeguarding the horn's internals from dirt, dust, and moisture, which is crucial for roof-mounted applications. To complete the installation, the Kleinn Roof Mount Air Horn Fittings Kit (P/N 330) is required, along with a separate manual or electric solenoid valve. Upgrade your vehicle's auditory presence and durability with this premium air horn from GGCRACING.

  • Single 22.75" chrome-plated spun copper trumpet
  • Features protective square trumpet openings and covers
  • Delivers a loud, deep over-the-road truck sound
  • Highly durable and weather-resistant
  • Requires Kleinn P/N 330 Fittings Kit and valve (sold separately)

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