MFactory Helical Limited Slip Differential's for Audi B6 B7 S4 4.2 with 0A3 Transmission

Gain a prominent advantage over the competition with the MFactory Helical Limited Slip Differential. Through the smooth and constant distribution of power to the wheels, the MFactory Helical LSD puts the power-to-the-ground and maximises your vehicle's traction. A must for any race car, be it Street, Strip or Track! less... Diamond Cut to exacting tolerances from Forged High-Nickel-Chromium-Molybdenum Steel Perfect fitment & finish ensures hassle-free installation & maintenance, each and every time Designed using leading-edge Solidworks 3D CAD & Cosmos FEA software Advanced Gear Geometry minimizes parasitic drivetrain losses. Race transmissions built with MFactory components transfer, on average, 1-2% more power to the ground over our competitors! 2nd Generation Design The MFactory v2 Helical LSD is lighter, stronger and more efficient than any other Torque-Biasing Differential on the market today! Covered by the MFactory Feel The Torque™ 30-Day Money Back Guarantee