MFactory Helical LSD Manual Transmission | BMW E30/E36PRODUCT IN IMAGE MAY VARY 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 maximizes your vehicle's traction. A must for any race car, be it Street, Strip or Track! Diamond Cut to exacting tolerances from Forged High Nickel Chromium Molybdenum SteelPerfect fitment & finish

Smooth (non-textured) shiny version as originally came on the car

• Converts factory valve cover breather to -10AN fitting

Single Can Stock Valve Cover External PCV (High side remains stock)

0 TFSI RS6

1 Turbo frame units

Prevents excess pressure from building within the system

- Replaces OEM orange sidemarkers with OEM style smoke sidemarkers

OE Part # 63211379399 / 63-21-1-379-399 / 63 21 1 379 399

4944422043694 kg/mm 122

Engine Codes: M05

looking great in the engine bay yet still performing above and beyond the OEM part

- 6061-T6 aluminum frame