GM 2500HD/3500HD Direct Fit Onboard Air System and 230 Train Horn

$ 1,595.95 $ 1,079.95

Out of stock

Model GMHD-230

2007 – 2019 GMC and Chevrolet 2500HD & 3500HD

Basic hand tools are all you’ll need to install your own direct fit heavy-duty onboard air system that features a 150 PSI waterproof air compressor and Model 230 The Beast™ Triple Train Horn. – All without drilling or making any modifications. Everything needed comes in one box for a professional & flawless installation.

Kit comes complete with vehicle specific direct fit powder coated steel brackets, all necessary hardware, wiring and air line as well as a quick connect tire inflator with storage bag.



Want to add more fun and versatility to your Kleinn Train Horn System? Add the Sniper™ Wireless Remote Horn Button (P/N 333). Now you can honk your Kleinn Train Horn from up to 200 feet away. It’s a great way to find your truck in a crowded mall parking lot or prank your friends.

BlastMaster Plus

Want it louder? Add the BlastMaster Plus™ Valve Upgrade (P/N 6885) to your order. This kit includes two more Vortex 6 all brass solenoid valves, 12 feet of 1/2″ airline and all the necessary fittings to mount a Vortex 6 solenoid valve on all three trumpets to deliver the maximum air volume and pressure.

Installation Instructions

Out of stock

WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, go to
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