All ProductsAudi A4 / S4 / RS4Best Selling ProductsCoiloversH&R SuspensionNewest ProductsSuspensionSuspension - All
H&R'street Performance Coil Overs are the perfect suspension'solution for discerning drivers-from daily drivers'to serious tuners-who can appreciate awesome handling and superb ride comfort. Each...
Specifically designed for the North American market, this Brembo formulated friction material with premium shim offers comfortable, quiet, smooth braking and cleaner wheels.This Part...
Hotchkis Sport Suspension 22832 2007-2008 Audi B7 RS4 Sport Sway Bars. Designed and manufactured by Hotchkis Sport Suspension specifically for the new Audi B7...
All ProductsAudi A4 / S4 / RS4Best Selling ProductsBilsteinNewest ProductsShocks and StrutsSuspensionSuspension - All
Bilstein B6 Performance (DampTronic) dampers are a performance upgrade to OE dampers designed to be paired with OE factory springs. All of the active...
All ProductsAudi A4 / S4 / RS4Best Selling ProductsBilsteinNewest ProductsShocks and StrutsSuspensionSuspension - All
Bilstein B4 OE Replacement Series gas pressure shocks and struts are specifically engineered to be the best choice for maintaining the original ride quality...
Power Stop’s Autospecialty OE Replacement Brake Calipers (Sold Individually) bolt directly in place of the stock calipers. Power Stop calipers and the brackets are...
Power Stop drilled and slotted rotors provide a bolt-on upgrade for improved brake cooling and performance. Precision cross-drilled for maximum cooling and maximum performance...
All ProductsAudi A4 / S4 / RS4Best Selling ProductsBrake Pads - OEBrakes - AllBrakes, Rotors & PadsMitsubishi Evo VIII/IXNewest Products
The Power Stop Z17 Evolution Plus ceramic brake pads feature a ceramic formula designed to maximize stopping power while reducing brake dust & eliminating...
All ProductsAudi A4 / S4 / RS4Best Selling ProductsBrake Pads - OEBrakes - AllBrakes, Rotors & PadsMitsubishi Evo VIII/IXNewest Products
The Power Stop Z16 Evolution ceramic brake pads feature a ceramic formula designed to maximize stopping power while reducing brake dust & eliminating noise....
JE Pistons is the leader in forged racing pistons. With 70-plus years of experience, in-house forging, and industry-leading technology, JE Pistons are designed to...
H&R'sport Sway Bars are designed for drivers'who desire improved handling without lowering or affecting ride quality. H&R'sport Sway Bars increase your suspension's roll stiffness-or...
All ProductsAudi A4 / S4 / RS4Best Selling ProductsBilsteinNewest ProductsShocks and StrutsSuspensionSuspension - All
Bilstein B8 Performance Plus dampers are a performance upgrade to OE dampers designed to be paired with aftermarket lowering springs. These dampers offer application...
Air Filters - Drop InAll ProductsAudi A4 / S4 / RS4Best Selling ProductsNewest Products
K&N's replacement air filters are designed to increase horsepower and acceleration while providing excellent filtration. We make over 1,200 different replacement air filters for...
Air Filters - Drop InAll ProductsAudi A4 / S4 / RS4Best Selling ProductsNewest Products
K&N's replacement air filters are designed to increase horsepower and acceleration while providing excellent filtration. We make over 1,200 different replacement air filters for...