do they made aftermarket chips for 91 3.1.

Are they worth it?

yeah they do but most of them are cheap and dont do much. if u cant find a good one dont wast your money

do they made aftermarket chips for 91 3.1.

Are they worth it?
i dont know if they made after market parts but i do know they made a turbo that came on 86 - 89 buick(not sure if thats the right years) and grand prix mclaren edition AKA TGP had the turbo on them stock


now to find one totaled and rip the turbo and other shit off