Kleinn Air Horns · New
Kleinn Chrome Quad Horn Kit w/ 130 PSI Air Compressor / 1.0 gal Air Tank
MPN HK4 · Store SKU kleHK4
Supplier stock checked 11/7/2026, 7:11:19 PM UTC. Adding a part does not reserve it.
Request a return within 30 calendar days after delivery. New parts must be unopened and unused.
Shipping & returns ↗This policy does not limit rights required by law.Free standard shipping on eligible parts orders of $100 or more. Oversized and freight items excluded. Fitment, taxes, availability and final totals are confirmed before payment.
Product details
Equip your vehicle with the Kleinn HK4 complete direct bolt-on ProBlaster quad chrome-plated air horn and onboard air system, featuring four tuned zinc alloy trumpets measuring 13 inches, 11 inches, 8.5 inches, and 7 inches in length with 3-inch bell ends. Engineered for universal application, this premium truck horn configuration leverages additional trumpets to deliver a more fully-blended, devastating chord while remaining compact enough to fit inside almost any car, truck, or sport utility vehicle. Providing the pneumatic power is a Model 6270RC 130 PSI waterproof electronic air compressor paired with a generous 1.0-gallon all-steel air tank equipped with an internal Cortec anti-corrosion coating to provide maximum blast time. Designed for a clean, professional, and seamless installation, this complete standalone package comes right out of the box with a pre-wired Vortex 4 Series Model 307 electronic solenoid valve, a 1/4-inch high-pressure airline, a 12-volt relay, a pressure switch, and all necessary mounting hardware to ensure long-lasting durability and a brilliant chrome aesthetic on any custom build. ProBlaster complete chrome compact quad air horn package with 130 PSI sealed air system. Universal Chrome Quad Air Horn Kit - 130 PSI Waterproof Compressor - 1 Gal Tank
Manufacturer fitment & guides
Check HK4 against the manufacturer’s application information below.
Part-specific notes
- California Proposition 65: Y
