Im looking at getting a new sub for my car cuz I blew my L7 last fall. I think Im gonna get a Alpine Type R SWR-1242D but I dont wanna blow this one with my new amp. Its a Kenwood KAC-8152D with an RMS of 550W at 2 ohm and the type r's rms is 500W. Im buyin this sub on a budget and from what it...