Direct-Fit Train Horn & Onboard Air Systems – 2007–2019 GM 2500HD / 3500HD
Transform your GM 2500HD or 3500HD (2007–2019) with a direct-fit train horn and onboard air system that delivers powerful, attention-grabbing sound and reliable compressed air on demand. These systems are engineered for a perfect vehicle-specific fit, ensuring professional installation and consistent performance. Whether for off-road adventures, work sites, or safety signaling, this setup provides durability, convenience, and impressive functionality.
Key Features:
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Direct-Fit Engineering: Custom-designed for 2007–2019 GM 2500HD and 3500HD models.
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Complete Dual System: Combines a high-decibel train horn with an onboard air system.
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Powerful Horn Sound: Produces bold, layered tones for maximum attention and safety.
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Reliable Air Supply: Provides instant compressed air for suspension, tires, and accessories.
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Durable Construction: Built to endure heavy-duty use and harsh environments.
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Easy Installation: Vehicle-specific design allows clean, professional setup without modifications.
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Versatile Applications: Ideal for off-road, work, or emergency signaling purposes.
Seller: Ultimate Marketing