Powerflex Black Series Rear Subframe Rear Mounting Inserts for BMW 1 Series E81 E82 E87 E88 and BMW 3 Series E90 E91 E92 E93 E9x - PFR5-423BLK - 95A Polyurethane
Transform the rear-end precision of your BMW with the Powerflex Black Series PFR5-423BLK rear subframe rear mounting inserts. This pair of 95A polyurethane inserts targets the rear subframe rear mounts to reduce unwanted movement, sharpen handling and deliver a more connected, confidence-inspiring drive. Ideal for fast road, track day, drift and motorsport use on BMW 1 Series E81 E82 E87 E88 and BMW 3 Series E90 E91 E92 E93 E9x, including xDrive. If you are searching for BMW rear subframe bush inserts, BMW E90 rear subframe mounts, BMW E92 subframe bushes, or a Powerflex Black Series upgrade for E9x, this is the go-to fit-and-forget solution.
We run Powerflex Black Series on our own builds and our customers consistently report crisper turn-in, better rear axle stability and improved traction under hard acceleration, braking and cornering. For drivers comparing BMW E9x rear subframe bushings vs OEM rubber, these polyurethane inserts are a proven performance upgrade that controls subframe movement without the complexity of a full bush replacement.
Key features and benefits
- Powerflex Black Series 95 Shore A polyurethane for maximum chassis control
- Reduces rear subframe movement for sharper response and rear-end stability
- Improves traction and consistency during launches, braking and fast direction changes
- Track-focused durability with long-lasting polyurethane that outperforms rubber
- Insert design specifically targets the rear subframe rear mounting points for an effective stiffness increase
- Perfect for fast road, track day, time attack and drift BMW applications
Vehicle compatibility
BMW 1 Series
- E81, E82, E87, E88 (2004 to 2013)
BMW 3 Series
- E90, E91, E92, E93 including E9x xDrive (2008 to 2015)
Part numbers
- Powerflex Part Number: PFR5-423BLK
- OEM Reference: 33316768645
What is included
- 2 x Rear Subframe Rear Mounting Inserts (pair)
- Two inserts are required per car for the rear mounting positions
Why choose Powerflex Black Series for your BMW
- Built for track, race and rally where control and consistency matter
- Maintains suspension geometry under load for predictable handling
- Resistant to oil, abrasion and ageing for long service life
- A trusted upgrade for BMW E81 E82 E87 E88 and E90 E91 E92 E93 E9x platforms
Diagram
Reference No. 20
Installation guide
Download the official Powerflex fitting instructions: PFR5-423BLK Installation PDF
Professional fitting
Want it fitted by specialists? Book installation with Nforcd in Warwickshire. Email Sales@nforcd.com for a fitting quote and availability.
Compatibility check
For peace of mind, we run a compatibility check before dispatch. Enter your UK registration or the last 7 digits of your VIN at checkout and our team will confirm PFR5-423BLK fitment for your BMW.
Manufactured by
Powerflex
Search-friendly terms
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