I found one by Sony that is says "Maximum Sound Pressure Level Input more than 110 dB SPL" so that may work a little better, but I'm not sure if that would still be overdriven.
It was a last minute thing and if I do it again, I will inquire about plugging in the the SB. Thanks for the replies!
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Dave Clark Georgetown, Texas MK2A 42Gb - AnoFace - Smoke Lens - Dead Tuner - Sirius Radio on AUX