Those power ratings on your head unit are max power, and the ratings on the jbl amp are rms. I don't know who's trying to sell you that amp for 245.00, that's a rip. Here's a better deal. http://www.etronics.com/product.asp?stk_code=jblp804

Vinny 2000 T-RED CSVT MODS: 18" REV model 2 ST200 struts/Roush springs CTA intake Pipe/K&N Filter Dtec Heatshield Optimized TB True Duals w/ magnaflow mufflers/resonators