EBC S4 Kits Redstuff Pads & USR Rotors (Front 345x30mm)EBC Red Stuff Brake Pads allow you to stay in complete control of your high performance muscle car or sport compact. Test results show that they've been able to stop sports cars 42 feet ahead of stock pads! Your car will stop on a dime with EBC Red Stuff Brake Pads 50% less dust than OEM replacement pads leaves your wheels sparkling clean Can be used on the race track (Yellow Stuff pads recommended for track use) Red Stuff Brake Pads are custom built

MFR Part # URO-010090

GIAC performance software for the 2003 - 2008 B6/B7 S4 4

The V801 is over-engineered to meet a minimum rating of 815 KG per wheel

MFR Part # 9030/1

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which then became Audi

and require no modifications to the vehicle

Optimal Range: 100° - 800°

Max Gains +6 crank hp @ 5950 rpms / +6 crank tq @ 2700 rpms

but has the additional feature of increasing the clutch torque when braking

If you've owned a vehicle with a catless exhaust you likely know the odor associated with a catless downpipe

Original Genuine actuator (TTE calibrated)