went to track in my 05 m6, all stock with nittos 555r ran 9.65/76 mph ,reaction .7124 ,60ft 2.39 ,330ft 6.42, this was with tracktion on, if its turn off spin though 3rd gear. i am thinking about drag bags and slp sway bar ,and new cradle bushing and new harpo rear cover. would like some info and will this kill my rear ,love my goat.
