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The kit covers -2
Backed by Four Seasons's extensive quality assurance program
Hypertech's Hypertech ThermoMaster Computer Chips (ref 5330) is a socketed ECM reprogramming solution for selected GM
bead-locked ends prevent movement under high boost
This crankshaft features quality construction using materials appropriate for its intended application
Hypertech 122681 Hypertech Street Runner Power Chips BBK Performance The kit covers -2The Hypertech 122681 Hypertech Street Runner Power Chips from Hypertech is a direct ECU reprogramming solution that replaces your vehicle's factory calibration EPROM with an optimized performance tune. Designed for OBD I and early OBD II gasoline vehicles, this performance chip rewrites fuel and spark tables for measurable horsepower and torque gains. It's a straightforward hardware upgrade that requires no laptop, no software, and no dyno tuning.
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