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Ships within 48 hours · Estimated delivery Aug 9 - Aug 14
This means instant hot starts
correcting the sag that develops over decades of use
If your small-block Chevy sees track time
Installation is straightforward with basic hand tools and mechanical experience
Pedal effort is about 20% heavier than stock
JET Performance 99404S JET Stage 2 Computer Chips/Modules Electric Fans This means instant hot startsThe JET Performance 99404S JET Stage 2 Computer Chips Modules from JET Performance is a Stage 2 ECU upgrade designed for vehicles with performance modifications like aftermarket exhaust, intake systems, and headers. This performance chip builds on the Stage 1 calibration with more aggressive fuel and timing maps that take advantage of increased airflow. It's the right choice for enthusiasts who have upgraded their engine's breathing and want the ECU
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