Originally Posted by chii370

no, its also for the sports and nismos. viscous LSD's are ...... sufficient.... but thats about it. they use oil and centrifugal force to spin one tire, then the other. its fine if your already going a constant fast speed, but they might as well be an open diff when it comes to launching from a dig. VLSD's also last MUCH longer, as long as you dont over heat them which really isnt that easy. clutch style LSD's like the quaife and nismo GT are better in almost every single way other than life span. but if you dont track your car, or are FI its really not going to help much.