off the shelf is news to me too you call and talk to jody directly he asks tons of questions like whats been done what are you gonna do how do you drive what do you tow how do you want it to shift shift points tc lock up and answers every question you have hardly off the shelf ts maybe dp no dont think so plus he does live tuning and custom tweeks for sled pulling which i have as well and love as well a dp is NOT an off the shelf chip