Cal Tracs will work fine for most guys. I personally favor the Assassin bars due the many adjustments you have to fine tune it, and the fact that I don't have to make plates with more adjustment holes for the bars that don't have them

. Just depends on what your goals are with the car. Keep in mind they are not bolt on horsepower...still need a good setup in the back to get the best results, and fine tune from there..Oh, and as in Jeff's case a lot of HP helps to