GT-1 Motor Sports Differential Mount Collar for S14 / S15 / ECR33

Aluminum differential mount collar
By replacing the genuine soft rubber bushing with an aluminum collar and mounting it rigidly, it improves traction during drifting.
Easy to install, just replace it with a genuine rubber bush.
For the front side of the carrier, 1 set for left and right

For more details please go through the below link...
GT-1 Motor Sports Differential Mount Collar for S14 / S15 / ECR33