2008 Audi S4 Base Performance Parts

NGK G-Power Platinum spark plugs are the best single platinum spark plugs at an economical price. G-Power plugs feature a fine wire platinum center electrode and a trapezoidal cut ground electrode that offers increased durability, improved fuel efficiency, lower emissions, faster starts and quicker...

NGK V-Power spark plugs offer reliable performance and improved ignitability over standard nickel plugs. Engineered specifically for OE applications, the special V-cut nickel alloy center electrode and concave ground electrode of NGK's V-Power spark plug increases ignitability providing quicker starts and smoother idle. NGK's...

NGK Iridium IX spark plugs are specifically designed for the performance enthusiast. Iridium IX provides outstanding acceleration, high fuel efficiency and durability. NGK Iridium IX plugs offer extreme ignitability and exceptional anti-fouling. Tapered cut ground electrode provides improved starting, idling and throttle response. The...

Automobiles in the 21st century have replaced the more conventional throttle cable technology for an ECM (Electronic Control Module) that translates pedal travel into electronic signals in order to provide power to the wheels. The ETC system (Electronic Throttle Control) – also known as...

Designed to be a direct replacement for the factory slave cylinder, this setup is a simple bolt in affair. Well as simple as it can be, some of those Audi engine bays can be a bit cramped! Kit will include new stainless steel lines...

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 its resistance to roll in turns-while maintaining ride comfort and dramatically increasing cornering control, lateral stability, and...

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 its resistance to roll in turns-while maintaining ride comfort and dramatically increasing cornering control, lateral stability, and...

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 its resistance to roll in turns-while maintaining ride comfort and dramatically increasing cornering control, lateral stability, and...

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 coil over shock is custom valved to work in conjunction with a precision-engineered progressive rate spring, creating...

Headquartered in Los Angeles, California, USA. R1 Concepts is the leading manufacturer and retailer of award winning automotive braking systems. With over 20 years of automotive brake knowledge, R1 Concepts has developed one of the most comprehensive brake catalog in the industry for all...

Headquartered in Los Angeles, California, USA. R1 Concepts is the leading manufacturer and retailer of award winning automotive braking systems. With over 20 years of automotive brake knowledge, R1 Concepts has developed one of the most comprehensive brake catalog in the industry for all...

Headquartered in Los Angeles, California, USA. R1 Concepts is the leading manufacturer and retailer of award winning automotive braking systems. With over 20 years of automotive brake knowledge, R1 Concepts has developed one of the most comprehensive brake catalog in the industry for all...

Headquartered in Los Angeles, California, USA. R1 Concepts is the leading manufacturer and retailer of award winning automotive braking systems. With over 20 years of automotive brake knowledge, R1 Concepts has developed one of the most comprehensive brake catalog in the industry for all...

Headquartered in Los Angeles, California, USA. R1 Concepts is the leading manufacturer and retailer of award winning automotive braking systems. With over 20 years of automotive brake knowledge, R1 Concepts has developed one of the most comprehensive brake catalog in the industry for all...

Headquartered in Los Angeles, California, USA. R1 Concepts is the leading manufacturer and retailer of award winning automotive braking systems. With over 20 years of automotive brake knowledge, R1 Concepts has developed one of the most comprehensive brake catalog in the industry for all...