Read What Others Are Saying

Huge improvement over the factory open differential. The cornering is precise and I can hold a turn a higher speeds ...

I bought these Z1 shafts to compliment the differential build. This part is high quality and I couldn't be more ...

Gave my q50 a more aggressive look opposed to stock, wheels were super tucked under the fender. 20mm in the front 25mm ...

Love this gives car a clean look ...

Love them. The firmness of the brakes pedal never changes under aggressive braking no more sponge pedal. ...

A lot of vibration but they give the car a racecar feel now. I really like them. ...