saz 1500d

[sundownz]

Almost never is it necessary... I have found one or two head units with such horrible RCA pre-out voltage that even maximum gain will not get good output, in that case I did apply some bass boost for the customer.

[kfx450r]

I find it just makes my music sound worse..I always put it on 0, never had anyone tell me why not to use it just made it a habit. Glad i did i gues