There was a gain in the mid-high rpms. Throttle response was improved a little. Joe (Zetecracing) gained 2 hp and 8 Tq at the wheels with one.


Hector 2003 Rally Red Mitsubishi Evolution VIII 257HP/259TQ 2005 Lapis Blue Mazda 6s RET: 00 Cabernet Red Ford Contour Zetec ATX SUPERCHARGED 160HP/141TQ