Kleinn Air Horns Onboard Air System

2002–2018 Dodge Ram 1500

RAM1500-OBA

Overview:

The Kleinn Air Horns Onboard Air System is a complete, bolt-on solution designed specifically for Dodge Ram 1500 models from 2002 through 2018. This system provides a reliable source of high-pressure air on demand, perfect for inflating tires, powering air tools, running air horns, and more. Featuring a powerful 150 PSI waterproof compressor and a 3-gallon air tank, this kit is engineered for durability and convenience, making it an essential upgrade for Ram owners who demand versatility and performance from their vehicle’s onboard air supply.

Ideal for truck enthusiasts, off-roaders, and anyone who needs quick access to compressed air, the Kleinn Onboard Air System installs easily without drilling or modifications, preserving your truck’s factory integrity while adding significant utility.

Key Features:

This onboard air system combines robust components and user-friendly design to deliver dependable performance and ease of use:

• 150 PSI high output Kleinn waterproof air compressor (Model 6450RC) rated for up to 200 PSI maximum pressure
• 3-gallon air tank with all-steel Cortec inner coating for superior corrosion resistance
• Custom, Made in the USA mounting bracket designed for a perfect fit on Dodge Ram 1500 trucks
• 100% bolt-on installation with no drilling, welding, or vehicle modifications required
• Includes a quick connect tire inflator with a 24-foot hose, remote mount, and storage bag for convenience
• Panel-mounted 160 PSI gauge with ON/OFF rocker switch for easy monitoring and control
• Locking air chuck with digital 160 PSI gauge and pressure release valve included in onboard air only kits
• All necessary fittings, wiring, air lines, and hardware provided for a professional-grade installation
• Compatible with aftermarket powered side steps without interference

Construction & Design:

The Kleinn Onboard Air System is engineered with durability and longevity in mind. The 3-gallon air tank features a Cortec inner coating that prevents corrosion, ensuring reliable air storage even in harsh environments. The compressor is fully waterproof, allowing it to withstand exposure to water, mud, and dust commonly encountered during off-road use. The mounting bracket is precision-crafted in the USA from heavy-duty materials to securely hold the system under the truck without sacrificing spare tire or storage space.

Every component is designed to integrate seamlessly with the Dodge Ram 1500 chassis, providing a clean, factory-like installation that maintains the vehicle’s aesthetics and functionality.

Installation & Fitment:

The RAM1500-OBA system is designed for straightforward, do-it-yourself installation using basic hand tools. The entire kit mounts under the truck with no drilling, welding, or permanent modifications required. This ensures a clean installation that preserves your vehicle’s resale value and factory warranty. The system fits a wide range of Dodge Ram 1500 models from 2002 to 2018, including popular trims such as Laramie, SLT, Sport, Big Horn, Rebel, and more.

Installation is compatible with aftermarket powered side steps, so you won’t need to remove or modify existing accessories. All wiring, air lines, and hardware are included to complete the setup quickly and professionally.

What's Included:

• 150 PSI waterproof Kleinn air compressor (Model 6450RC)
• 3-gallon air tank with Cortec inner coating
• Custom USA-made mounting bracket
• Quick connect tire inflator with 24-foot hose
• Remote mount and storage bag for tire inflator
• Panel-mounted 160 PSI gauge with ON/OFF rocker switch
• Locking air chuck with digital 160 PSI gauge and pressure release valve
• All necessary fittings, wiring, air lines, and installation hardware
• Kleinn Juice-1 thread sealant

Ideal For:

This onboard air system is perfect for Dodge Ram 1500 owners who need a reliable and convenient source of compressed air. Whether you’re an off-road enthusiast needing to adjust tire pressures on the trail, a contractor running pneumatic tools, or someone who enjoys camping with inflatable gear, this system delivers versatile performance. It is also ideal for those looking to add Kleinn air horns or operate air suspension systems without sacrificing space or vehicle integrity.

Kleinn Automotive Accessories specializes in loud, premium air horn and onboard air systems for trucks, SUVs, and off-road vehicles. Their bolt-on kits are built for easy installs and big sound—popular for tow rigs and trail builds where you want serious presence and practical onboard air capability.