Wavetrac® Limited Slip (Rear) Differential | 6-spd Audi B5 A4 | S4 and B6 | B7 A4 QuattroFITS: Audi B5 A4 S4 and B6 B7 A4 Quattro with 6 spd Transmission For All Wheel Drive cars only! REAR Differential The Wavetrac differential uses a patent pending design to improve grip in low traction conditions. Precisely engineered, converging diverging wave profiles are placed on one side gear and its mating preload hub. As the two side gears rotate relative to each other, each wave surface climbs the other, causing them to move apart. This imparts

Fabspeed’s Sport Headers are designed specifically for the Porsche 981 Boxster and Cayman

The IE Audi B9 A4 & A5 2

Enhance your Audi S4 by adding the Armytrix Super Sport Stainless Steel Exhaust System

We also include a barbed fitting to be used for plumbing a boost gauge

For use on either right or left side

This clutch system maintains a stock feel while offering strength and durability

Saves weight and adds to the exotic visual appeal to the engine bay

5" L x 8" H x 5

Lower Shock bolt x qty 2

Part Number: T-03-BR

Includes Front Y Pipe

This new compound combines the safety and quality of aerospace design partnered with the braking technology of motorsports