Classic Saab 9-3/GM900 (1994 - 2002)/Conv ( -2003)
Hello All,
I've a question about performance upgrades. I have searched for the answer but not found it!
Most companies offer different "stages" of upgrade, e.g. on Elkparts website Speedparts offer stage 1 thro' to stage 3.
My question - If you upgrade to Stage 1, and then wish to go for...