For Model 730 train horn only. Increase air flow and push the Model 730 Demon? to unheard of decibel levels. The Ultra BlastMaster? provides everything you need to add an additional two VX6003 solenoid valves to your Model 730 Demon?. Adding two more solenoids allows each trumpet to have a dedicated air source for dramatically increased flow and a train horn that will push your Demon? over the edge.
We're working on getting more reviews for this product. In the meantime, here's what people are saying about 4WP
Q: Where do all the included components mount at? Under the hood? Answer this question
A: Hello 15Jk, you can mount the horns and the components anywhere you'd like. Some people mount them under the hood, and some mount them underneath the vehicle. Thank you for your inquiry.
Answered by mikey on 03/11/2015
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