Koni FSD [Gold] Damper Set and Lowering Springs (Audi 02-08 A4 FWD and Quattro, Sedan and Avant) [A-10]

Koni introduces FSD, the first no-compromise shock absorber in the world. A revolutionary new technique which combines the benefits of firm and comfortable suspension in a single perfect shock absorber. Firm for sporty driving on even road surfaces. Comfortable for a smooth ride on uneven road surfaces.

PN: 2150-4002-3

Realizing the seemingly impossible!

Two characteristics that seemed diametrically- opposed, proved to be a source of inspiration for specialists from KONI. Following lengthy development and testing, the ultimate solution was reached: KONI FSD - Frequency Selective Damping.

A revolutionary new technique whereby the benefits of both types of ride characteristics are combined in one perfect shock absorber. Banishing the disadvantages of the past. FSD shock absorbers; a smart suspension system adjusting automatically to road conditions as well as driving style. And all of this in a fraction of a second. FSD guarantees greater stability, greater control and thus greater driving pleasure.

KONI reconfirms with the FSD innovation a leading position as innovative supplier of high-quality shock absorber products.

Advantages of FSD and Eibach combo

• Ends the compromise between comfort and handling


• Can be integrated in conventional damper layouts


• No need for sensors, cables, or other electronic devices


• Creates an additional variable in fine-tuning the car's behavior


• Quick and easy to develop for existing suspensions


• Damper cost efficient


• Paired with Eibach Springs for 1" to 1.5" of Lowering