Do I need to buy new springs for these Bilstein B6 struts?

No, these Bilstein B6 Performance rear strut assemblies are designed to work with your vehicle's original factory springs. You can reuse your existing springs for installation.

What is the benefit of the monotube design?

The monotube design helps to keep the strut performing consistently by managing heat effectively. This leads to improved grip and enhanced stability, especially during demanding driving conditions.

Are these struts compatible with PASM equipped vehicles?

No, these specific Bilstein B6 rear strut assemblies are for vehicles without PASM (Porsche Active Suspension Management). Always confirm your vehicle's original equipment to ensure proper fitment.

Specifications

Brand: Bilstein
Part #: 35-347835
UPC: 651860941233

Bilstein 05-12 Porsche Boxster (w/o PASM) B6 Performance Monotube Strut Assembly - Rear

Name: Bilstein 05-12 Porsche Boxster (w/o PASM) B6 Performance Monotube Strut Assembly - Rear
Brand: Bilstein
SKU: bilstein-bilstein-05-12-porsche-boxster-w-o-pasm-b6-performance-monotube-strut-a-t14-887389
Price: 400.20 USD
Availability: BackOrder

$400.20

On Backorder — Expected to ship by May 21, 2026

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

Fits 2005-2012 Porsche Boxster. Bilstein B6 rear strut assembly with monotube design for improved handling and stability.

Key Features

Fits 2005-2012 Porsche Boxster and 2006-2012 Porsche Cayman.
Bilstein B6 Performance rear strut assembly designed to use factory springs.
Monotube gas-pressure technology for consistent performance.
Application-specific valving improves handling and lane stability.
Offers improved safety and enhanced grip in various driving situations.

⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more

Secure CheckoutFast Shipping631-982-0042

Will it fit your car?

Fits these vehicles

Porsche Boxster 2005-2012
Porsche Cayman 2006-2012

About this part

Product Details

If you're looking to get more out of your 2005-2012 Porsche Boxster's suspension, these Bilstein B6 Performance rear strut assemblies are a solid option. They're built to work with your car's original factory springs, so you don't need to buy new ones. Bilstein uses their well-known gas-pressure technology in a monotube design, which helps keep the strut working consistently even under tough conditions.

This means you'll notice improved grip and better stability, whether you're just driving around town or pushing the car a bit harder. The application-specific valving is tuned to bring out the best handling performance for your Boxster, enhancing safety and control. They're rigorously tested to meet or exceed original equipment standards, so you can trust in their build quality.