1 4

TMS ReFlex™ Harness Supra™ A9X


Plug and play harness for ReFlex Plus™ for Supra A9X™ engine B58B30O1.


  • ReFlex™ plug and play harness

This plug and play harness connects to all of the following: port injection, ethanol sensor, low pressure fuel sensor, charge pipe, intake CAM, and crank sensor.

  • CAN + power splitter

The CAN + power splitter connects the harness to the Body Domain Controller in the passenger footwell behind the kick-plate.

  • Auxiliary cable pack

Four additional cables are included to simplify future expansions such as additional sensors, methanol, or NOS.  These 8 ft. cables plug directly into the unused ReFlex™ harness auxiliary ports Aux Out 1/2/3 and Aux in 4 (PSI).

  • ReFlex Plus™ mounting bracket

The mounting bracket holds the ReFlex™ safely in place in the access compartment next to the engine bay on the passenger side.

  • Available with or without ReFlex Plus™ and Motiv™ 0-10 Bar Pressure Sensor

Compatible Car Models:

  • 2020-present Toyota Supra™ A9X

Click HERE for more information on these kits.

WITH OUR WITHOUT: WITH ReFlex Plus™ & Motiv™ 0-10 Bar Pressure Sensor

Pickup available at Shop location

Usually ready in 24 hours

WITH OUR WITHOUT: WITH ReFlex Plus™ & Motiv™ 0-10 Bar Pressure Sensor



TMS ReFlex™ Harness Kits are designed for competition closed course use only and require tuning from companies such as EcuTek™, BootMod3™, and MHD™.  These kits may be used in conjunction with flex fuel; please note that exceeding the manufacturer’s recommended ratio of ethanol content without proper tuning may cause severe damage to the engine. Modifying a car for racing purposes can have legal implications and may void warranties. Additionally, it is essential to adhere to local regulations and safety guidelines when making modifications to your vehicle. Tensility Motor Sports does not accept liability for any mechanical, electrical, or other failure as a result of installation and use, or of improper tuning.


Under no circumstances should Tensility Motor Sports products be altered, modified, disassembled, or tampered with in any way. Any modifications to the products not expressly approved by Tensility Motor Sports will void the product warranty and may cause damage to the products or your vehicle, for which Tensility Motor Sports will not be responsible.