All try to be more spicific,Thanks for replying my amps are brand new it is a 800 two chanel amp that the front rc of the rio car are hooked to.The 1500bd amp is a one channel amp hooked to the rear rc of the rio car and ran to two 10"solarbarics.The 800 is running the mids and tweeters.Im runing 1.03 in the riocar