Powerflex PFR5-4612 Rear Subframe Front Bush Insert Pair - BMW E46 3 Series M3 & Z4 M - Polyurethane Performance Suspension Bushes
Powerflex PFR5-4612 Rear Subframe Front Bush Insert Pair - BMW E46 3 Series M3 & Z4 M - Polyurethane Performance Suspension Bushes
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Powerflex PFR5-4612 Rear Subframe Front Bush Insert Pair - BMW E46 3 Series M3 & Z4 M - Polyurethane Performance Suspension Bushes

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Powerflex Poly Bushes Pack - Rear Subframe Front Bush Insert - PFR5-4612 - BMW E46 3 Series M3 and Z4 M

Upgrade the rear end of your BMW with the Powerflex Rear Subframe Front Bush Insert PFR5-4612. This polyurethane bush insert fits into the voids of the original rubber bush to reduce subframe movement, sharpen handling and improve chassis stability. A proven performance suspension upgrade for BMW E46 M3 and BMW Z4 M owners who want better road holding, increased precision and confidence on fast road and track.

Powerflex poly bushes are engineered to control unwanted flex in the suspension, keeping the tyres in better contact with the road for improved grip, traction and braking stability. Correctly formulated polyurethane offers superb durability while effectively managing noise, vibration and harshness. It is a fit-and-forget solution backed by a lifetime warranty.

Key features and benefits

  • Reduces subframe movement and flex for a more precise rear end
  • Sharper turn-in, improved stability and more consistent handling
  • Better tyre contact patch for enhanced traction and braking
  • Durable polyurethane construction with excellent longevity
  • Fits into the voids of the original bush for a straightforward upgrade
  • Lifetime warranty from Powerflex

Fitment

Fits BMW E46 M3 and BMW Z4 M vehicles only. Insert fits into voids in the original bush.

What you get

  • Number of bushes in the pack: 2
  • Diagram Reference: 10
  • Part Number: PFR5-4612

Why choose this upgrade

We have used Powerflex bushes extensively and our customers consistently report a more planted rear end, reduced squirm under load and a noticeable improvement in confidence when pressing on. If you are looking for a BMW E46 M3 rear subframe bush upgrade or a Z4 M suspension bush improvement that genuinely enhances handling, this Powerflex polyurethane insert is a top choice.

Fitting and support

Professional installation recommended. For fitting at Nforcd in Warwickshire, request a quote: Sales@nforcd.com.

Search-friendly info

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Reference numbers: 3331228357333312283574