David D. took his 2015 Dodge RAM Cummins to full beast mode with the Shocker S6 544K Nightmare Edition Train Horn Kit paired with the rugged Goliath Mount. Tucked cleanly into the spare tire location, this system delivers six-bell, nightmare-level sound with a clean, space-saving installation.
With the HornAir 544K Onboard Air System providing serious airflow and extended blast time, David’s RAM 3500 now commands instant respect on the road. Whether you’re across a parking lot or a full block away, this setup guarantees you’ll hear him coming long before you see him.
Key Features:
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Shocker S6 Nightmare Edition Horns – Six-bell setup for unmatched volume and tone
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HornAir 544K Air System – 5-gallon tank, powerful compressor, and extended honk time
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Goliath Mount – Heavy-duty bracket mounts entire kit in the spare tire cavity
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Dual-Purpose Utility – Onboard air can inflate tires and run small air tools
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Clean Install – Maximizes space while protecting components
Get Nightmare-Level Power for Your Truck
Upgrade to the Shocker S6 544K Nightmare Edition with Goliath Mount.
