Roadmaster Powertrain, a subsidiary of Whatever It Takes, now offers 68RFE re-manufactured transmission units (p/n RMP72). These units are completely updated and ready to install. Heavy Duty and Extreme Duty units are also available for towing, plowing, RV use, and engine modifications. Custom engine and transmission programs are also available for upgraded units. The company says each transmission is backed by a 2-year/24,000-mile base warranty.