Category Archives: FLI offers 100% Flex Fuel Conversions

FLI Builds the First True 100% Flex Fuel (no map switching) Subaru WRX

I have a 2006 WRX wagon with a stock motor, and over 90k miles on it. About one year after I got the car new, Fine Line started to tune it for me. First a downpipe and Accessport (a custom FLI tune was created), then full exhaust, light weight crank pulley, and light braking improvements. […]