

Just Autos has spent 30 years tuning Toyota diesels – and through our national distributor network, Moruya 4WD owners now have access to the same ECU remapping, turbo upgrades and performance packages that have made us Australia’s most trusted Toyota-only specialists.
Whether you’re running a 70 Series through the National Park, or towing with a 300 down the south coast of NSW towards Jervis or Batemans Bay, or just want more from your daily driver, our authorised Moruya specialists deliver the full Just Autos program to the same standard as our Nambour head office.
ECU multi-mapping is the gateway to better performance in your Toyota; unlocking more power, torque and fuel efficiency at the click of a button. We put the power in your hands.
It’s no secret that Just Autos is the best diesel specialist in the country that specialises in enhancements suitable for Toyota’s. We provide modifications, upgrades, and performance tuning services for a variety of Toyota models.
From the 70 Series to the Prado 250, we offer unique performance packages for different Toyota models. Each of these performance packages incorporates engineering advances tailored to the untapped potential of each individual model.

Your Toyota engine holds incredible potential. Unlock the hidden capabilities of power and torque with tailored diesel performance tuning, ECU multi-mapping and more incredible upgrades from our specialist team.
Have you ever wondered how much more you could be getting out of your Toyota? Wonder no more – experience the unlimited excellence that your vehicle has to offer with our expert modifications and upgrades.


We currently offer upgrades on the following Toyota models:
We work with trusted distributors across the country, from the Sunshine Coast to Melbourne to Perth, so we can look after you wherever you are. Send through a package or quote request, and we’ll match you with your closest distributor.
Our network of trusted performance partners across Australia brings Just Autos expertise closer to home. Whether you’re chasing more torque, smoother drivability, or a reliable setup that just works — our approved distributors deliver the same high standards we’re known for, without the hassle.
We’ll take care of the technical side, so all you need to do is turn the key and enjoy the drive.
Just Autos and this website are not affiliated with, endorsed by, or associated with Toyota. All trademarks, service marks, and logos used on this website are the property of their respective owners. The mention of Toyota on this website is solely for informational purposes and does not imply any partnership, sponsorship, or affiliation.