This is the first video I've found that is an actual comparison of two helical style diffs
https://www.youtube.com/watch?v=E4wY2NoJ6f8
Enforcer
This is the first video I've found that is an actual comparison of two helical style diffs
https://www.youtube.com/watch?v=E4wY2NoJ6f8
2003 BMW 330i ZHP
ESS Twin Screw Stage 2 - Wavetrac - Headers - Borla - BMW Performance
Turner Motorsports - Powerflex - Hawk Performance
Build thread: http://www.zhpmafia.com/forums/showt...yan-s-2003-ZHP
Wheelwell: 2003 BMW 3 Series
Fuelly: 2003 BMW 330i
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