My car recently went dead & now i'm on the search for a new battery. I have high end audio equipment in my car & i need a agm dry cell battery but idk which 1 to choose. I drive a 2002 s430 & i need a big battery that surpasses my stock. I dont think optimas fit and i'm iffy on the best stinger sold(2150). I'm wieghin out my options till i get a few good choices to run my system. I'm running approx 1500-2000w rms & need something to handle the power.what do u use?.any comments are apprecitated. Thanx,b.