Koni FSD Shocks Audi A4 (B6/B7) 2WD Quattro (non S-line) Mercedes H&R Sport Springs are the

H&R Sport Springs are the number one upgrade for your vehicle

- Sound quality that can be heard outside

T Street Shock Front Right

Plug-and-play

Koni FSD Shocks Audi A4 (B6/B7) 2WD Quattro (non S-line) Mercedes H&R Sport Springs are theThe KONI FSD (Frequency Selective Damping) shock for the Audi A4 (B6 B7) combines excellent road holding and handling characteristics with no compromise comfort levels. The Koni FSD kit for the A4 (B6 B7) provides the driver with firmness for sporty driving on even road surfaces and smoothness for a comfortable ride on uneven road surfaces. It's possible via KONI's patented Frequency Selective Damping technology technology that actively controls the