JBL GT4-15inch Sub 1000 Watts 250RMS ?

JBL GT4-15inch Sub 1000 Watts 250RMS 15inch JBL Subwoofer Power Handling: Peak: 1000 watts RMS: 250 watts Polypropylene Cone Rubber surround Over-sized motor design High temperature 4 ohm voice coil Frequency response: 23-450 Hz Sensitivity: 93 dB Me and my brother do car audio and we have a wide range of car subwoofers are prices go from 30 up to 500 for subwoofers, (WE CHARGE 20 TO FIT CAR STEREO HEAD UNIT) (WE CHARGE 20 IF YOU WANT US TO WIRER YOUR CAR ) IF YOU HAVE A ORIGINAL CAR STEREO HEAD UNIT THAT IS BILLT IN WITH YOUR CAR AND YOU WENT A CAR SUBWOOFER IN YOUR CAR BUT YOU DONT WENT TO CHANGE YOUR CAR STEREO WE HAVE JUST THAT WE CAN WIRE YOUR CAR WITH ANY CAR STEREO I MEAN ANY CAR STEREO. NO JOB IS BIG OR SMALL ( WE CHARGE 30 ) WE ALSO HAVE WIRING KITS FOR SALE !! FOR 8 GAUGE WIRING KIT IT IS 20 FOR 4 GAUGE WIRING KIT IT IS 30 FOR 1 GAUGE WIRING KIT IT IS 50 AUDIO ADAPTER RCA CONVERTER KIT IS 10 THIS IS FOR OLD OR ORIGINAL CAR STEREOS TO HAVE RCA INPUT CALL FOR MORE INFORMATION ---------------THANKS---------------