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Enhanced Customs's 2009 Hummer H2 Train Horn Install
Enhanced Customs's 2009 Hummer H2 Train Horn Install
Enhanced Customs's 2009 Hummer H2 Train Horn Install
Enhanced Customs's 2009 Hummer H2 Train Horn Install
Enhanced Customs's 2009 Hummer H2 Train Horn Install
Enhanced Customs's 2009 Hummer H2 Train Horn Install
Enhanced Customs's 2009 Hummer H2 Train Horn Install
Enhanced Customs's 2009 Hummer H2 Train Horn Install

2009 HUMMER H2

Conductor's Special 544 Nightmare Edition Train Horn Kit

SOUND SAMPLE:

EXPAND GALLERY
CONTINUE TO INSTALLATION →

Enhanced Customs took their 2009 Hummer H2 to the next level with the Conductor’s Special 544 Nightmare Edition Train Horn Kit, packing both powerful sound and stealthy aesthetics into one impressive build. Designed for those who demand extreme performance and reliability, this setup delivers a bone-rattling blast that commands instant attention.

At the heart of the kit are the Shocker XL Train Horns, renowned for their authentic locomotive tone and ear-piercing volume. Hand-tuned in the USA to meet the federally mandated train signal chord, these horns don’t just sound like a train, they are the train on the road.

Paired with a robust 5-gallon onboard air system, this kit is built to perform. From 110 to 150 PSI in just under 2 minutes, the system recharges fast and delivers long, thunderous honks on demand. Everything needed for a clean, weatherproof install is included, making it an ideal choice for any large SUV or truck.


Key Features:

  • Horn Model: Shocker XL Train Horns – Hand-tuned for true locomotive sound

  • Kit: Conductor’s Special 544 Nightmare Edition

  • Vehicle: 2009 Hummer H2 – Built by Enhanced Customs

  • Air System: 5-gallon tank with 220-watt compressor

  • Recharge Time: 110 to 150 PSI in 1 minute and 45 seconds

  • Performance: Ridiculously loud, road-legal authenticity

  • Fitment: Ideal for trucks, SUVs, and high-clearance vehicles


Ready to Go Nightmare Loud?

Unleash raw volume with the Conductor’s Special 544 Nightmare Edition Train Horn Kit.

UP TO 1500% LOUDER

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UNLIMITED HONKING

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ZERO
DELAY

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CAPABLE ONBOARD AIR SYSTEM

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HornBlasters Shocker S6 544K Nightmare Edition Train Horn Kit

PRODUCT

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HornBlasters Shocker S6 544K Nightmare Edition Train Horn Kit

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SPECIFICATIONS

Horn Shocker XL train horn
Horn Kit Part Number HK-S4-544K
Operating Pressure 150 PSI
Restart Pressure 110 PSI
Voltage 12-Volt DC
Horn Material High-impact fiberglass reinforced ABS
Horn Measurements № 1 19.50″ (495.30 mm)
№ 2 16.25″ (412.75 mm)
№ 3 14.75″ (374.65 mm)
№ 4 12.75″ (323.85 mm)
Horn Flare 5″ (127 mm)
Air Tank HornAir 5-gallon 8 port air tank
Tank Length 20.5″ (520.7 mm)
Tank Diameter 9.5″ (241.3 mm)
Tank Height 11.5″ (292.1 mm) (With Legs)
Tank Weight 20 lb (9.07 Kg)
Tank Ports x7 1/2" NPT, x1 3/4" NPT
Air Flow 1.75 CFM
Max Amperage 25 amps
Maximum Duty Cycle 100% @ 100 PSI
Compressor length 10.75″ (273.05 mm)
Compressor width 4″ (101.6 mm)
Compressor height 6.75″ (171.45 mm)
Compressor Weight 11 lb (4.99 Kg)

FILL RATES

5.0 GALLON TANK FILL RATE
0 to 150 PSI 6 min. 45 sec. (± 10 sec.)
110 to 150 PSI 2 min. (± 05 sec.)

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Train Horn FAQ

The kit bundles Shocker XL train horns, a HornAir 5-gallon eight-port tank, 1NM compressor, 1/2-inch valve, hoses and fittings, wiring, and mounting hardware. Enhanced Customs had everything needed for a complete H2 install.

Expect 10 to 12 seconds of continuous blast at 150 PSI. That long honk is why this kit is popular on large SUVs and show trucks.

The 1NM black compressor draws 25 amps, flows 1.75 CFM at 0 PSI, and has a 100 percent duty cycle at 100 PSI. It is rated for 200 PSI max working pressure, so it keeps up with the bigger tank.

From 0 to 150 PSI takes about 6 minutes 45 seconds, and it recovers from 110 to 150 PSI in roughly 2 minutes. That quick recharge is perfect for shows and parades where the horn gets used repeatedly.

The Shocker XL bells tuck along the frame or behind the bumper, while the 5-gallon tank and compressor mount on the chassis crossmembers. The eight-port tank leaves extra outlets for quick-connects and accessories.


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