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this gauge delivers the precision data you need to keep your build running strong and safe
They are a direct-fit replacement for factory exhaust manifolds
This allows the engine to run more aggressive spark timing on pump gasoline
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The reinforced hub design eliminates the stress risers that cause stock discs to crack at high RPM
Hypertech ThermoMaster Computer Chips Intercooler Pipes this gauge delivers the precisionThe Hypertech ThermoMaster Computer Chips (ref 4706) 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, no
