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The Hypertech ThermoMaster Computer Chips (ref 9170) is a classic ECM performance upgrade from Hypertech that replaces your vehicle's stock calibration EPROM with a professionally tuned chip
The AIR FILTER provides clean combustion air with high flow capacity for the engine
The hub-centric design ensures precise wheel centering on the vehicle hub to eliminate vibration
and sealed motor structures that resist moisture
Product 49666 is verified for correct specifications and dimensional accuracy before shipment
Hypertech 120512 Hypertech ThermoMaster Computer Chips Timing Belts The Hypertech ThermoMaster Computer ChipsThe Hypertech 120512 Hypertech ThermoMaster Computer Chips is a classic ECM performance upgrade from Hypertech that replaces your vehicle's stock calibration EPROM with a professionally tuned chip. For a wide range of GM, Ford, and Chrysler vehicles with OBD I and early OBD II ECUs, the ThermoMaster optimizes air fuel ratios, ignition timing, and rev limiters for real world power gains. It's the original plug in performance chip no wires, no modules,
