Do you need to repair your Isuzu automatic transmission?Garret is your guy. Extensive research and development has done into creating 3 levels of 4l30e builds that will suit any application and price-range. Any stage can be purchased for any v6 Isuzu from 1992-2003. Check out Garret at 4speedProductions.com He’s also working on some secret 6 speed sauce coming soon.