Not on a stock radio, on an aftermarket - maybe. That's why I said FM Modulator.

And for the record. The ones I've seen use the cigarette lighter to pull juice to boost the signal, not the MP3's battery.

2000 SVT Turbo 295hp/269ftlb@12psi #1 for Bendix Brakes Kits! Knuckles rebuilt w/new bearings $55 AUSSIE ENDLINKS $70 Gutted pre-cats $80/set A lack of planning on your part does not constitute an emergency on mine!