I have the hella air horns. If I could do it again, I would not have gone with them. Their note is not at all low (hindsight telling me to read the package closer). They are loud, but not the "oh lord I am about to run over by a semi" tone I was hoping for.

1995 Toyota T100, Rhino Liner, SwayAway Torsion Bars, Bilestien Shocks, Brembo Rotors, Akebono Pads, SS Brakelines, Monroe Steering Stabilizer & TRD/Eaton LSD