MFACTORY AUDI S4 B6 B7 03-08 4.2L 0A3 MANUAL HELICAL LSD DIFFERENTIAL - FRONT exterior A properly designed exhaust system

A properly designed exhaust system is critical to engine performance and with 25 years behind them

To accommodate enthusiasts needs

MFactory Metal Plate Limited Slip Differential

For the crate engine builder shipping engines across the country

Skunk2 Racing uses OEM replacement arms that install with common hand tools

MFACTORY AUDI S4 B6 B7 03-08 4.2L 0A3 MANUAL HELICAL LSD DIFFERENTIAL - FRONT exterior A properly designed exhaust systemMFactory Helical Limited Slip Differential. Gain a prominent advantage over the competition with this LSD. Through Smooth and consistent distribution of power to the wheels the LSD puts power to the ground and maximises your vehicles traction. A must for any FWD car be it road, drag or track! Made from imported Japanese steel these diffs are 'forged' and 'cryo tempered' for unsurpassed toughness. They are designed to withstand the extreme shock loads