Powerflex Black Series

This is an insert that fits into and fills the original voids in the original bush.

Rear Diff Rear Bush PFR5-4626BLK

Rear Diff Rear Left Mount Insert PFR69-830BLK

Rear Diff Rear Mount PFR5-4620BLK

For an insert that fits into the original bush, please use PFR5-1826.

Is a replacement bush that features a built-in support washer, providing further stability of the diff under acceleration.

This is an insert that fits into the original bush OE number: 33309804479. For a replacement bush please use PFR5-1826.

These are polyurethane inserts that fit into and fills the voids in original bush to stabilise the diff under acceleration.

Rear Diff Rear Mounting Bush PFR5-1226BLK

Rear Diff Rear Mounting Bush PFR5-2025BLK

This fits all models including all M3 models.

Rear Diff Rear Mounting Bush PFR5-426BLK