Ok what type of amp are we talking about, what impedence and voice coils are your subs, and have you checked power, ground, fuses, etc... a quality amplifier kicker, jl, mtx, rockford... etc... should, if set up and wired properly, last you a very long time... I actually had a kicker amp since 96 and it still worked great to the day i gave it to my buddy... That's 11 years old with no issues...
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Ok what type of amp are we talking about, what impedence and voice coils are your subs, and have you checked power, ground, fuses, etc... a quality amplifier kicker, jl, mtx, rockford... etc... should, if set up and wired properly, last you a very long time... I actually had a kicker amp since 96 and it still worked great to the day i gave it to my buddy... That's 11 years old with no issues...