Sikky Quick Change Differential Subframe Kit Nissan 350z / Infiniti G35 vendor_H&R By replacing the factory valve

By replacing the factory valve on the Genesis you will pick up 1-2 psi at in the higher rpm which will allow you to pick up some easy horsepower

AND TECHNOLOGICALLY ADVANCED SMARTER CHARGER

Part #: 99-5050

Forester XT

Sikky Quick Change Differential Subframe Kit Nissan 350z / Infiniti G35 vendor_H&R By replacing the factory valvePart #: SIK WSF 03 The Sikky 350Z Quick Change Rear Kit is a crucial addition when building your race car to perform at the highest level. This setup gives the user the ability to change their gear ratio in less than 5 minutes by simply removing the rear cover of the rear end. This is a huge advantage when dialing in your setup at the track to make sure your gearing is in the sweet spot and your not forced to shift at inopportune times. Its also