This is my setup
7 year old Batcap 2000 Battery in the back.
Digital Designs m2c amplifier
Digital Designs 9515 subwoofer
Stock alternator
No sound deadening
145.1 sealed mic on dash
146.8 mic in the floor driver window down
Personal best 147.1

(1) 15" Digital Designs Subwoofer On 2000 watts Does 147.1db
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