Sinister Speed Torque Converters Feature

*Custom Designed Configurations in 9.5″ and 9″ Converter Sizes
*Precision Robotic Welding
*Computer Balancing
*Pressure Testing
*Custom Reinforced Turbine Hub
*New Torrington Bearings
*New Impeller Hub
*New Double Nitrous/Balloon Plates
*New Custom Weight Added For A Higher Stall (Option)
*100% Furnace Brazed (Pictures on Home Page)


9″, MKIII & MKIV, 18lbs or 25lbs weighted, Bolt On Torque Converter
(Track Data Special, Normally $850)

9.5″, MKIII & MKIV, 19lbs or 26lbs weighted, Bolt On Torque Converter

9.5″ Supra MK4 Converter Below

* Custom Weight can be added to any converter above for $50

* All Torque Converters Require A $100 Core Fee, Refundable Upon Core Return

* Email Us With Your Combo Specs at