Also, what is the offset on the ATP Type 8 vs. the standard rim for the '88 260E? Thanks.

Would this 16" upgrade make a big difference?

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1997 Mercedes-Benz E420
Michelin Pilot XGT Z4
P225/55ZR16

1997 Mercedes-Benz C280
Michelin Pilot SX-GT
205/60VR15

1988 Mercedes-Benz 260E
Michelin Pilot HX MXV3-A
195/65HR15