prototype561
10+ year member
Senior VIP Member
Will this battery DEKA Intimidator 9A34 34AGM help reduce the dimming of my lights. I have about 900wrms amp which has a 90 amp fuse rating. I want to add it as a second bat. in the back near the amp. Whats is the bci group? I notice some batteries have the same specs, just different posts, can some help explain what to look for in a 2nd battery of a car audio system, ima noob
