Compare prices and find the best price (cheap discount price) of the auto part Hypertech Street Runner Power Chips by the part number 123221, H58123221 from a variety of different online car part stores and dealers.
Very little work and a lot of performance with a Hypertech chip.
These Hypertech Street Runner Power Chips are replacements for your GM computer's stock PROM, or memory chip, which holds the factory settings that control your fuel flow and spark advance. These Hypertech chips replace the factory settings with performance-oriented ones. Hypertech Street Runners are designed for stock cars. They provide maximum power at wide-open throttle and delay converter lockup for smoother shifting, but don't affect the idle or part-throttle settings, so your mileage and emissions aren't affected. So, if you need more performance, then these Hypertech chips are just what you should get.
Features:
Controls Spark Advance For Max Power
Designed For Daily Street Driving
Controls Engines Air/Fuel Ratio; For Unmodified Vehicles w/Stock Thermostat
No Wiring Or Soldering Required; Installs In Less Than 30 Minutes
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