low input = using RCA cables as input, the normal & better way
high input = using speaker cables, convenient for players with no rca pre-output, like OEM players, but sound quality not so good, also noise inducing sometimes
Anyone see this kind of modification before ? I jz thinking n wondering got any supercharged for my 4G18 engine a not .. :mouth_closed: Turbo car high maintainance .. So I'm looking for supercharged :X-: Anyone know...