MAC pro chamber
Has anyone used one of those MAC pro chambers rather than a H or X pipe? those are my 3 choices, i heard that the pro chamber has the best torque rating, but a little lower on high end? im leaning toward the pro chamber, tell me what you guys think, and what size tube to go to.
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1985 Mustang GT 15,000 original miles, cam, intake, headers, carb, windage tray, you know the goodies
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