Which carrier?
Also if you have ABS and no ASR you have a 3 channel
ABS and ASR is 4 channel.
I have a 98 Z28 A4 with 2.73s and a 3 channel.
I'm upgrading temporarily to a 3 Channel with 3.73s until I can get my 9"
ABS and ASR is 4 channel.
I have a 98 Z28 A4 with 2.73s and a 3 channel.
I'm upgrading temporarily to a 3 Channel with 3.73s until I can get my 9"





