Direct-Fit Train Horn & Onboard Air Systems – 2007–2019 GM 2500HD / 3500HD
Upgrade your GM 2500HD or 3500HD (2007–2019) with a direct-fit train horn and onboard air system designed for maximum impact and convenience. These systems combine powerful, attention-grabbing horns with reliable onboard air systems, providing instant compressed air for tires, air tools, or suspension. Engineered for a perfect fit, they ensure professional installation without modification, while delivering consistent performance and durability in all conditions.
Key Features:
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Direct-Fit Design: Custom-engineered for 2007–2019 GM 2500HD and 3500HD models.
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Complete Dual System: Includes a high-decibel train horn and onboard air system.
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Powerful Sound: Produces a bold, layered tone for safety and attention on the road.
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Reliable Air Supply: Provides instant compressed air for suspension, tools, or accessories.
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Durable Construction: Built to withstand heavy-duty use and harsh environments.
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Easy Installation: Plug-and-play setup ensures professional, clean integration.
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Versatile Applications: Perfect for off-road, work, or emergency signaling needs.
Seller: Ultimate Marketing