BMW E46 / Z4 / X3 Rear Subframe Rear Bushing
- Mfg Part #
- PFR5-4611H
- ECS Part #
- ES#4845618
- Brand
-
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Product Details
For BMW E46 (3 Series), Z4, and X3, the Powerflex rear subframe rear bushings offer a significant improvement over the stock rubber bushings, enhancing both the durability and handling characteristics of the vehicle. These bushings are designed to reinforce the rear subframe’s connection to the chassis, a crucial area in the suspension system that can benefit from reduced flex and improved control.
Key Features and Benefits of Powerflex Rear Subframe Rear Bushings:
- Polyurethane Material: Powerflex bushings are made from high-performance polyurethane, which is much more resistant to wear and degradation compared to OEM rubber bushings. Polyurethane withstands environmental factors such as heat, oil, road salt, and other contaminants, ensuring long-lasting performance.
- Improved Handling and Stability: The stiffer construction of polyurethane bushings minimizes flex and movement in the rear subframe. This improves overall chassis rigidity and helps maintain proper suspension alignment, which enhances handling, especially during aggressive driving, cornering, and acceleration.
- Reduced Subframe Flex: The rear subframe is subject to significant forces, particularly in performance driving. By replacing the soft rubber bushings with stiffer polyurethane ones, you reduce the amount of flex in the subframe, which can lead to more predictable handling and reduced body roll.
- Long-Term Durability: One of the main advantages of Powerflex bushings is their longevity. Unlike rubber, which degrades over time, polyurethane maintains its integrity for much longer, reducing the need for frequent replacements.
- Minimized NVH Impact: Powerflex engineers their bushings to provide a good balance between stiffness and compliance. While stiffer than rubber, these bushings are designed to minimize any significant increase in noise, vibration, or harshness (NVH), making them suitable for both daily driving and performance applications.
Installation Considerations:
- Direct Replacement: Powerflex bushings are designed to be direct replacements for the stock rubber bushings, ensuring a straightforward installation process. However, accessing the rear subframe may require lowering or removing the subframe, so professional installation is recommended.
- Subframe Reinforcement: Given the known subframe issues on some BMW models like the E46, many owners choose to upgrade the rear subframe bushings as part of a broader reinforcement plan, which may include installing subframe reinforcement plates.
Applications:
- BMW E46 (3 Series)
- BMW Z4 (E85/E86)
- BMW X3 (E83)
Ideal For:
- Performance Driving: Whether you’re tracking your car, participating in autocross, or just enjoy spirited driving, upgrading to Powerflex rear subframe bushings can enhance the vehicle’s stability and responsiveness.
- Preventive Maintenance: If your vehicle is experiencing signs of rear subframe wear or you want to avoid the common subframe issues, upgrading to polyurethane bushings can help extend the life of the rear suspension components.
This Part Fits the Following Vehicles
| Make | Model | Submodel | Engine | Special Fitment Notes |
|---|---|---|---|---|
| BMW | E46 | 323Ci | M52 2.5L | Use vehicle selector to confirm fitment |
| BMW | E46 | 323i | M52 2.5L | Use vehicle selector to confirm fitment |
| BMW | E46 | 325Ci | M54 2.5L | Use vehicle selector to confirm fitment |
| BMW | E46 | 325i | M54 2.5L | Use vehicle selector to confirm fitment |
| BMW | E46 | 325i | M54 3.0L | Use vehicle selector to confirm fitment |
| BMW | E46 | 325xi | M54 2.5L | Use vehicle selector to confirm fitment |
| BMW | E46 | 328Ci | M52 2.8L | Use vehicle selector to confirm fitment |
| BMW | E46 | 328i | M52 2.8L | Use vehicle selector to confirm fitment |
| BMW | E46 | 330Ci | M54 3.0L | Use vehicle selector to confirm fitment |
| BMW | E46 | 330i | M54 3.0L | Use vehicle selector to confirm fitment |
| BMW | E46 | 330xi | M54 3.0L | Use vehicle selector to confirm fitment |
| BMW | E46 | M3 | S54 3.2L | Use vehicle selector to confirm fitment |
| BMW | Z3 | 1.9 | M44 1.9L | Use vehicle selector to confirm fitment |
| BMW | Z3 | 2.3 | M52 2.5L | Use vehicle selector to confirm fitment |
| BMW | Z3 | 2.5 | M52 2.5L | Use vehicle selector to confirm fitment |
| BMW | Z3 | 2.5i | M54 2.5L | Use vehicle selector to confirm fitment |
| BMW | Z3 | 2.8 | M52 2.8L | Use vehicle selector to confirm fitment |
| BMW | Z3 | 3.0i | M54 3.0L | Use vehicle selector to confirm fitment |
| BMW | Z3 | M Coupe | S52 3.2L | Use vehicle selector to confirm fitment |
| BMW | Z3 | M Coupe | S54 3.2L | Use vehicle selector to confirm fitment |
| BMW | Z3 | M Roadster | S52 3.2L | Use vehicle selector to confirm fitment |
| BMW | Z3 | M Roadster | S54 3.2L | Use vehicle selector to confirm fitment |
| BMW | Z4 | 2.5i | M54 2.5L | Use vehicle selector to confirm fitment |
| BMW | Z4 | 3.0i | M54 3.0L | Use vehicle selector to confirm fitment |
| BMW | Z4 | 3.0i | N52 3.0L | Use vehicle selector to confirm fitment |
| BMW | Z4 | 3.0Si | N52 3.0L | Use vehicle selector to confirm fitment |
| BMW | Z4 | M Coupe | S54 3.2L | Use vehicle selector to confirm fitment |
| BMW | Z4 | M Roadster | S54 3.2L | Use vehicle selector to confirm fitment |
| BMW | Z4 | sDrive28i | N20 2.0L | Use vehicle selector to confirm fitment |
| BMW | Z4 | sDrive30i | N52 3.0L | Use vehicle selector to confirm fitment |
| BMW | Z4 | sDrive35i | N54 3.0L | Use vehicle selector to confirm fitment |
| BMW | Z4 | sDrive35is | N54 3.0L | Use vehicle selector to confirm fitment |
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Return Process
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Please note: Refunds will be processed to the original payment method used on the order or to an in store credit, respective to the type of return that is made as well as any pre-existing arrangements with an ECS Tuning Customer Service Representative. In the event that multiple forms of payment were used, we will refund the value to an in store credit. In the event that a return label is provided, these charges may be deducted from the total refund you receive.
Original shipping costs are non-refundable and the buyer is responsible for return shipping charges. ECS Tuning will not accept COD deliveries.
All in store credit balances will expire after one year from the original purchase date.
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Free Shipping On Orders $49 & Up
Items marked with a 'Free Shipping On Orders $49 and Up' logo may qualify for free standard economy ground shipping to the contiguous United States (48 states) for most orders with a value greater or equal to $49.00 USD. Oversized products and direct ship products are excluded from this offer unless otherwise noted.
Free Shipping
Items marked as 'Free Shipping' may qualify for free standard economy ground shipping to the contiguous United States (48 states). Oversized products and direct ship products are excluded from this offer unless otherwise noted.
The policies listed above are subject to change at any time without notice.
Lifetime Replacement
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Why You Should Shop From ECS Tuning
ECS Tuning stands out as more than an automotive parts supplier-it's a vibrant community fueled by a shared passion for cars. Born from the enthusiasm of car lovers, we offer an unmatched understanding and commitment to the automotive world, providing high-quality parts and accessories sourced from our own experiences. Our selection is meticulously crafted to meet the highest standards of performance, quality, and design, catering to both the latest trends and classic styles.
Our distinct advantage lies in our passionate team and comprehensive support, offering expert advice and seamless service from selection to installation. Shopping with ECS brings exclusive perks, including our Lifetime Replacement Guarantee and free shipping on orders over $49, enhancing the value of every purchase. As a central hub for car enthusiasts, ECS Tuning fosters a rich community where ideas and experiences flourish, transforming us from a mere supplier into a platform where automotive dreams come to life.
Cancellation Policy
At ECS Tuning, we understand that plans can change. That's why we offer a flexible cancellation policy for our customers. You may cancel your order at any time before you receive the shipment confirmation. This policy is designed to provide you with peace of mind and the flexibility to make adjustments to your purchases as needed. Should you decide to cancel your order, simply reach out to our customer service team, and we will assist you with the process swiftly and efficiently.
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