ST Suspension Adjustable Lowering Springs | Audi A4/S4/A5/S5 B9 / B9.5 with Electronic DampersWhen you are simply looking to lower your vehicle to reduce the unsightly wheel well gap and increase your vehicle's handling, trust Suspension Techniques to get the job done right. Suspension Techniques Sport Springs are available for an extensive range of applications in multiple lowering options; each one specifically engineered for optimal performance and comfort. Improve your ride with ST Suspension Sport Springs to lower the center of gravity,

The B9 Audi A4/S4 & Allroad uses rubber rear differential mounts which deflect under load

We include the resistors but for a more elegant plug-and-play solution

1K0-121-367-D / 1K0121367 D / 1K0 121 367 D / 1K0121367D

Monotube construction

022-141-015-T / 022141015 T / 022 141 015 T / 022141015T

Over 80% more volume than OEM intercooler

and Lancia Integral turbos

More importantly

for more effective and user-friendly setup changes

After many months of extensive research and development

Direct high-performance replacement for the stock headers

***4cyl w/ 5MT ONLY***