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Suspension: A4/S4 Challenge
A4 (2002-2008), S4 (2003-2008) STaSIS Challenge suspensions carefully balance the interdependent systems of springs and dampers with ride height and...
Brakes: 355-mm Mono4 for A4/S4/RS4
S4 (1997-2008), A4 (2002-2008), RS4 (2007-2008) STaSIS brake systems are engineered to improve your stopping power under any condition. Our brakes,...
Brakes: 370-mm Mono4 for A4/S4/RS4
S4 (1997-2008), A4 (2002-2008), RS4 (2007-2008) STaSIS brake systems are engineered to improve your stopping power under any condition. Our brakes,...
Brakes: 328-mm Mono6 for A4/S4/RS4
S4 (1997-2008), A4 (2002-2008), RS4 (2007-2008) STaSIS brake systems are engineered to improve your stopping power under any condition. Our brakes,...
Brakes: 355-mm Mono6 for A4/S4/RS4
S4 (1997-2008), A4 (2002-2008), RS4 (2007-2008) STaSIS brake systems are engineered to improve your stopping power under any condition. Our brakes,...
Brakes: 370-mm Mono6 for A4/S4/RS4
S4 (1997-2008), A4 (2002-2008), RS4 (2007-2008) STaSIS brake systems are engineered to improve your stopping power under any condition. Our brakes,...
Brakes: 12" Rear for A4 (2002-2005)
STaSIS brake systems are engineered to improve your stopping power under any condition. Our brakes, derived from race-winning technology, provide...
Differential: High-Bias Torsen Center A4 6-Speed 02X (2002-2005)
STaSIS differentials give you a big bang for your buck, adding grip and improving handling to significantly enhance your vehicle’s performance....
Wheels: 19x9 Cast for A4/S4 (set)
A4 (2002+) S4 (2003+) STaSIS cast wheels are larger and lighter than the stock cast wheels, giving you a grip and performance boost over the factory...
Differential: High-Bias Torsen Center A4 5 Speed 01A Late (2002-2005)
STaSIS differentials give you a big bang for your buck, adding grip and improving handling to significantly enhance your vehicle’s performance....
Suspension: A4/S4 Motorsports
A4 (2002-2008) S4 (2003-2008) STaSIS Motorsports suspensions carefully balance the interdependent systems of springs and dampers with ride height and...