[Meph]

Ill try this introduction thing for a third time lol, and it will be cut down a second time lol

Name: Adam
Car: 89 Celica GT-s
Gearing: 5th =3200rpm at 100km/h 2500rpm @80
EPA combined mpg: 22
Current Best : 31-32 ish
Mods: Gutted, timing advanced, 2" exhaust, magnaflow cat and muffer

Questions:

1: Most effienct speed for my car, 60/70/80/90 km/h?

2. Any mods to increase HP and mpg? will headers, port match, ect?

Thanks!