Quality autosport electrical components for any vehicle

GR Motorsport Electrics

Winning Through Reliability

Australia's leading motorsport electrical component supplier




Monaro Auto Sport Shannons Insurance Motorsport Sponsor Autosport Wiring Board wiring - cut to fit Holden Efijy

GR Motorsport Electrics is Australia's first and largest online store dedicated to the supply of motorsport and hard to get connectors and wiring supplies. We  are a dedicated team of trade qualified technicians that can help guide you to develop the best and most cost effective wiring harness and associated systems for your high performance vehicle. We are one of MoTeCs oldest dealers with 25 years of experience.

Our 25 plus years of experience as one of Australias leading wiring harness suppliers, specialising in wiring looms and electronics, has seen the most successful teams rely on our services to win Bathurst, Supercar races, Southern 80 Ski Race and Off Road and Rally Championships.  Our electrical systems have won every major championship in the country. Teams, including GRM , MoTeC Australia, Active Rallysport rely on our components and wiring looms.  In fact, we supply electrical components to every Supercar team, as well as building wiring looms for Supercars.

We are the Australian and New Zealand distributor of the Deutsch Autosport range of connectors.  The Autosport range is the standard in F1, MotoGP, Indycar, NASCAR, Supercars and GT cars.

This range of products rely on the most innovative technology that can withstand rugged terrain, as well as extreme speeds. You can put your trust in Deutsch and GR Motorsport Electrics to give your car the advantage. 

As one of a few authorised TE dealers in Australia, our range of TE Products include:

  • DR-25 Raychem heatshrink
  • Raychem straight boots
  • Raychem 90o boots
  • Raychem T-­boots
  • 44 spec Raychem wire

If you’re not sure what you need or what will work the best with your race car or project, please give us a call and use our 25 years of experience to help you.