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Originally Posted by FIVEPOINTSEVEN
Do they put out a truck horn sound and what type of decibels do they put out?? They sound similar to the stebel by itself? Thanks...I think I'm going to add two trumpet horns like you have to my two factory and one stebel. I like LOUD! 
I think these alpex trumpets are similar to what you have with the seperate compressor and tubes...  ALPEX DUAL-TRUMPET 115dB AIR HORNS - JCWhitney Truck Parts |
those are simalar to what i have