Talk:Mercedes-Benz SLS AMG Coupé Black Series (Research & Development)/@comment-36084759-20181024122559/@comment-36912561-20181024173909

Dedicated engine boxes or the ultra/purple boxes. But I doubt that if you already spent your FI V8’s it might not help much.

Best secure but expensive option is to get the in-event pro boxes in offer from time to time, costing... tokens!