TMS ReFlex™ Race Harness BMW™

Unlock the full potential of your Motiv ReFlex+ with the TMSReFlex™ Plug-and-Play Harness – Race Version. Designed with zero compromises, this premium aftermarket harness delivers seamless integration, full I/O functionality, and motorsport-grade reliability for your high-performance build.

NOTE: Select PT-CAN2 for all MHD+ and EcuTek cars with automatic transmissions. For BM3 and all manual transmission cars select PT-CAN.

Includes

TMS ReFlex™ Plug-and-Play Race Harness

• Connects directly to the transmission plug near the DME
• Full access to all ReFlex+ I/O
• Sealed, heat-rated, and abrasion-resistant components
• Completely bench-tested and fused (10A)

Auxiliary I/O Cable Pack
Pre-wired I/O ports for future upgrades like:

• Nitrous
• Meth injection
• Boost control solenoids
• Fuel pressure 
• Fluid level sensors
• And more

 Key Features

100% Plug-and-Play

• No cutting, no depinning, no wiring headaches.
• Select your option for CAN Bus Integration Harness
  • PT-CAN2: This harness connects via the transmission connector near the DME, giving you clean access to power and PT CAN 2, while eliminating any need to modify the Body Domain Controller.
  • PT-CAN: A clean over-molded compact harness that provides a plug and play connection to your vehicles Body Domain Controller. This section is where the kit will get power, ground, and connect to the CANbus network. Alternatively for cars that are using PT-CAN2 it will include a patch harness that goes between the transmission harness connector for a PnP solution.

Fast, Clean Install

• Installs in 1–2 hours with basic tools
• 10A fused power circuit
• Fully bench-tested for integrity and continuity

Race-Grade Material

• UL 1332 FEP Wiring – Rated to 200°C for extreme engine bay environments
• TPV Overmolds – Waterproof, sealed, and ultra-secure
• Black Aramid Fiber Sleeving – Fire and abrasion-resistant for long-term durability

Comprehensive Sensor Support

• Cam sensor
• Crank sensor
• Charge pipe sensor
• Port injectors
• Ethanol content sensor (GM, Continental, or AC/Delco)
• Motiv 10 Bar Fuel Pressure Sensor

Built for Full ReFlex+ Functionality

• Sequential port injection
• Boost by gear / speed / RPM
• Flex fuel support
• Secondary fuel pump control
• Methanol / nitrous activation
• Custom sensor inputs (e.g., pressure, level sensors)
• Fail-safe logic via I/O triggers