Hypertech ThermoMaster Computer Chips Starters SKU 769922 is backed by

SKU 769922 is backed by the manufacturer's quality guarantee and our satisfaction commitment

Essential for engine builders constructing custom fuel systems for forced induction

From Atech Motorsports

4129R body mount bushings replace sagging

Hypertech ThermoMaster Computer Chips Starters SKU 769922 is backed byThe Hypertech ThermoMaster Computer Chips (ref 4434) is a classic ECM performance upgrade from Hypertech that replaces your vehicle's stock calibration EPROM with a professionally tuned chip. For selected GM, Ford, and Dodge vehicles from the 1990s and early 2000s, 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, no guesswork.