Fuel Miser Stall Converter Suit GM TH400 13" Diamater, 1000-1200 Stall

This is our gas mileage converter. By reducing the amount of slippage in our FuelMiser converter by 25-30% we can effectively increase gas mileage by 2-4 miles per gallon, with a closer 1 to 1 lock-up.. Your transmission will run cooler with less friction, reducing heat build-up. Actual mileage gainsmay vary according to your type of driving and installation. Recommended for 400 cubic inch and larger gas engines as well as all diesel applications.