Kleinn Air Horns
Kleinn Triple Black Horn Kit w/ 150 PSI Waterproof 5.0 gal Air Tank
SKU: K00Y HK9
Description
Part #: HK9
Our biggest and loudest train horn system! The Demon Model 730s massive & detachable XCR 2.0 spun steel trumpets (18.25, 14.75, 10.5) allow tons of installation options. Includes a high output 150 psi, 100% duty compressor, 5 gallon tank and tire inflation kit with storage bag. Can power your horns as well as other accessories like air bags and small air tools. -For the clinically insane, the 730 can be upgraded by adding an Ultra BlastMaster valve upgrade (P/N 6890) making it the loudest, largest and most aggressive train horn on the market.
ProBlaster ultimate triple train horn package w/730 horn, 5-gallon tank and 150 PSI air system.
This product may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
Fitment
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Available on iOS & Android
Specifications
| Brand | Kleinn Air Horns |
| Part Number | K00Y HK9 |
Videos
Kleinn SDKIT-730 Demon Triple Train Horn Kit - Complete Installation
Kleinn 730 Demon Train Horn Kit: Unboxing and installation of KLEINN SDKIT-734
Kleinn HK9 / HK7 “The BEAST” triple train horn kit VS. a Shotgun - SDtrucksprings.com
F-150 Kleinn Triple Train Horn Kit 230 With 150 PSI Air System 2015-2018 Installation
Kleinn Air Horns Basics: Train Horn & Air System Tank Setup
Bolt-On Train Air Horn Kits for Chevrolet & GM 2500 and 3500 HD Trucks
Kleinn Vehicle-Specific Onboard Air & Train Horn Systems!
Buy with Confidence
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
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