csx mods

  1. New to the forum- but not to turbo Buicks!

    Hello all- I recently picked up an 11 csx and am perusing the available performance mods and routes to accomplish them! I'm new to this generation- I did however have an 89 Turbo Trans Am (grand national engine) that I modified fairly extensively and ran right at 12 +/- in the 1/4, though I...
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