(https://www.CAconversions.com) CA Conversions make Bulletproof transmissions. New trucks can tow trailers over 35,000 lbs. But are new trucks automatic transmissions up to the task. GM announced their truck 2500, 3500 Allisons are labeled Allisons, what does that mean? EPA rules have changed for transmission modules. What are the new EPA rules outside of California. Ph. 865-253-1133

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