Will a 96 a4 quattro 2.8 instrument panel be compatible with a 98a4 quattro 2.8?
Simple answer is no.
They changed quite a few things on the 98 models including the cluster.
2000 A4 1.8T Sport Quattro Avant, Berry Pearl
2000 A4 1.8T Sport Quattro Saloon, Black-ish
1997 S4 - PPC £999 Challenge Track Car Build
TD5 Land Rover Defender build