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  1. ATS Performance Forum
    I thought I give an update: Cadillac running great. Installing 3.73 differential, torque converter 3800 stall, trans cooler, aluminum drive shaft soon. Turbsmart 10lb and a 7lb spring. Wheels are forged weigh 17.8lbs each vs stock 31lbs. Also custom exhaust manafold, ported intake, nostrum fuel...