JET Performance 28815S JET Stage 2 Computer Chips/Modules Catalytic Converters Multiple calibrations are typically included

Multiple calibrations are typically included covering street/tow and performance stages

The ARP 234-4323 ARP Pro Series Cylinder Head Studs provides superior cylinder head clamping compared to factory TTY (torque-to-yield) fasteners

Molded from high-durometer polyurethane with precision-machined steel sleeves

reflective shine that resists pitting and peeling

JET Performance 28815S JET Stage 2 Computer Chips/Modules Catalytic Converters Multiple calibrations are typically includedThe JET Performance 28815S 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