This is a complete KTuner Rev1 board pre-installed onto an 05-06 Acura RSX Type-S "PRB" ECU. This will allow simple plug-and-play use. Requires no core, this is a complete out-right purchase of a 05-06 PRB ECU and KTuner end-user system pre-installed and ready to use. KTuner ECU hardware end user tuning package comes with a single KTuner hardware unit paired with a single user license for the downloadable KTuner software. Requirements Laptop running Windows XP or newer version of Windows Internet connection to register your KTuner ECU upon first upload (requires to register an account on KTuner website)  Kit Contents 05-06 Acura Type-S PRB ECU (KTuner prepared w/surface mount sockets) Pre-installed KTuner Revision 1 end-user board USB cable Analog input harness KTuner software - can also be downloaded from HERE KTuner Tuning Features Plug-n-play into 05-06 RSX Type-S without any wiring changes ECU circuit board is socketed to accept the KTuner end user board system Each unit is locked to one ECU and allows you to alter the settings in your ECU Full reading, reflashing, and datalogging On Board Logging (8MB) – RSX/Swap and Accord/TSX only as of 1/10/16 Direct Flex Fuel input for ethanol content and temperature. RSX/Swap only as of 1/10/16 Four (4) Analog inputs for 0-5 volt sensor signals. – All platforms Two (2) Speed inputs for VR or HALL sensors. – All platforms Peripheral port for Bluetooth, LCD displays, and additional add-ons KTuner uses direct USB connectivity for fast data transfers Real-Time Tuning Adjust for aftermarket injectors, injector sizing Ignition and Fuel tables tuning VTEC tuning VTEC window control Knock tuning Adjustable rev-limiter Adjustable 2-step/ launch control Anti-lag Aftermarket MAP sensor support Expandable tables for boost PWM boost control for use with electronic boost control solenoid Boost cut Closed loop control Disable sensors and OBD2 monitors Disable immobilizer 6 programmable outputs (nitrous control, etc) No core required! Vehicle Applications 02-04 RSX Type-S: 02-04 to 05-06 adapter harness required 05-06 RSX Type-S: direct plug-n-play affair (no adapter harness required) *K-swapped vehicles (88-00 Civic/CRX, 90-01 Integra) using an 05-06 engine harness. *For K-series swapped vehicles, KTuner utilizes the 05-06 Honda/Acura ECU's. If you are using an 02-04 RSX engine harness and 02-04 K-swap adapter harness, you will need a KTuner 02-04 to 05-06 ECU adapter harness, available separately.   This is a Race Only product that is to be used solely for competition. It cannot be used on vehicles that are operated on public streets, roads or highways. Its use is limited to closed-course and open-course racing that is formally sanctioned by a recognized racing organization. Any other use, including recreational off-road use, could be in violation of local, state and federal laws. **Chip color may vary**