i recenly got a 12inch bl and i just got it installed today and it is clipping i have an Alpine MRP-m1000, And the faceplate is an Pioneer - Model: DEH-2200UB i have the gain turned down but it isnt hardly hitting at all it is in a 2000 dodge intrepid and when i do turn it up you cant hear the clipping cant hear the clipping inside but once you open the trunk you can hear it clear as day here are the options for the sub Ohm: dual 1Hyper_Pole: noCooling: yes +$30Flatwind: yes +$15Daily_or_SPL: DailyUniversal: noDustcap: white