That's the worse thing you could to do to keep a horn small. You WANT a large throat area to keep the horn short. Smaller drivers will make the area progression longer.
But there isn't enough air inside a large SUV to properly load the throat of a horn.
Originally posted by audiobuffru1:
a true horn design will fit vehicles/ vans and large suvs . or run single subs ike 10's or 8's