If you have a nice TÜV inspector you can get everything registered... well, almost anything. But it's quite expensive in Germany. As soon as something is wrong, the police tow your car away and it gets really expensive.
Almost all Skyline drive Top Mount... at least if you want to drive performance. The market for Japanese cars in Germany is not really big.
Kelford said 244-A's or 244-A2's.... I will probably take the 244-A2.