A: Thanks for the inquiry BOY1, the Kleinn Train Horns Complete dual truck air horn package with 120 psi sealed air system part # K/AHK2-1 please call you nearest store 210-826-0200 to get a quote.

A: Hello Jeepguy611, Thank you for asking. The Kleinn Train Horns Complete dual truck air horn package with 120 psi sealed air system can be mounted anywhere you have room, whether that be under the vehicle or under the hood.

A: Hello Dustan, the Kleinn Train Horns Complete dual air horn package with 120 psi sealed air system part# K/AHK1 will crank out just over 152 decibels at the max psi of 120. Thank you for your inquiry.

A: Jim- Thanks for asking. The Kleinn Train Horns Complete dual truck air horn package with 120 psi sealed air system can be installed in a car if you have the room. We do ship to Australia, you can choose that option when checking out.