DCT SLG Wiring kit for HTG GCU


Enhance your BMW 7-Speed DCT with SLG wiring service tailored for the HTG Gearbox Control Unit. Our package boasts a Noise Reduction PCB for top-notch performance and comes equipped with new OEM connectors for hassle-free installation. With a swift 2-week turnaround, simply send in your mechatronics unit and we’ll return it expertly wired. Our harness is designed using motorsport-grade connectors, DR-25 shrink tube, and features a 6-foot wire with a billet bulkhead fitting. We also offer comprehensive resources including a full installation video, instructions, and a wiring reference sheet. If you’re looking for a fresh start, opt for our new, pre-wired mechatronics unit.

Need assistance or have questions? We’re here to help.

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All new harness orders come with the a Noise Reduction PCB for improved closed loop self-learning performance! They also come with new OEM connectors for the side of the mech and for the speed sensor, fully pinned out and ready to install. Current turnaround time is 2 weeks


Let us handle the tough task of wiring up the BMW 7-Speed DCT for control via the HTG Gearbox Control Unit.


This wiring service will have you send in your mechatronics unit. We will return it with all internal wiring completed, a professional harness and all connectors/terminals required. All you will need to do is solder three wires and push pins into the transmission connector.


Harness features motorsport grade connectors, wire, DR-25 shrink tube, and billet bulkhead fitting for the BMW 7 speed DCT. Length is 6 feet.


Full installation video HERE

Instructions can be found HERE

Wiring reference sheet can be found HERE


New Mechatronics Option

If you dont want to send in your mechatronics board, or its already damaged, we can provide a new unit for you, wired and ready to go. We have these in stock and ready to ship to reduce lead time.


If you have anyquestions please let us know.

DIY HTG/DCT Wiring kit

This kit is for you if you want to tackle the internal wiring of the DCT mechatronics for full standalone control via the HTG GCU gearbox controller yourself. This is the most advanced controller on the market and allows you to install a DCT into virtually any vehicle.


This DIY kit includes:

  • Complete external harness that is hand made made with the best materials in our shop in Michigan, USA
  • All wires needed for internal wiring, including extras
  • New mechatronics connector and temp/speed sensor connector
  • Motorsport connector for main harness connection with anodized aluminum bulkhead fitting and retainment fork


Wiring Reference: HERE

Additional information

Include New Mechatronics?

No, Yes (+1300 eur)


Wiring type

Prewired, DIY kit

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