The xcal3 is 379.00 and 20.00 for shipping , that comes with a custom tune and lifetime NA updated to the tunehey tom how would i go about getting a tune from you?
True story. 90 whp does'nt exsactly exsplode ATX tranny's that well.seriously with out a turbo or lots of nitrous the spi shouldn't need an upgrade to the auto tranny
It was my 3rd gear that was slipping befor the valve body & TQ converter went......then i went to an MTX-75valve body and torque converter.