Eibach 15mm Pro-Spacer Kit | 2009-2020 Nissan 370Z (S90-4-15-026)Nissan 370Z Pro Spacer Wheel Spacer Kit (15mm Pair) by Eibach With the Eibach PRO SPACER installed, the car looks wider and better, as the wheel fills the arch. Thats how the cars look gets its final touch. By increasing the track width, not only the appearance is improved, but you also achieve an optimized driving behavior combined with higher stability, as the roll of the chassis is influenced in a positive manner. Features Bolt Pattern: 5x114. 3.