Type: TBI 40hp power up kit. 1x TBI 40hp power up kit (As Picture Show). For 1986-1995 twin injector TBI 2.8L, 4.3L V6 or 5.0L, 5.7L V8. Compatibility: for all V6 and V8 engines with dual injection TBI system produced between 1986 and 1995, including but not limited to 2.8L, 4.3L V6 and 5.0L, 5.7L V8.
