Get The Most
From Your 4WD

Tap Into the Full Potential of Your Rig With RMR Diesel's Expert Tunes & Servicing

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Your Vehicle Should Be Reliable, Powerful, and Ready for Anything.

Regular servicing, expert tuning, and the right upgrades keep your diesel performing at its peak—whether you’re hitting the highway or the trails, we help you drive with confidence.

Remaps and dyno tuning

In house tuning with our state of the art Mainline Dyno and tuning software. Reliable, tried and tested tuning for performance, economy or both. Yes, more power and more efficient—meaning more range per tank and real fuel savings! We can tailor a tune to suit you and we offer trans tuning as well.

Premium 4wd log book servicing

For clients that want their rigs loved on we provide quality services that retain manufacturer warranties and keep your vehicle running at it's best.

We also do custom and off the shelf packages for tyres, wheels, suspension, drivelines, clutches and more.

Being a one stop shop and doing everything in house maintains our high standard in quality.

  • Turbo and fuel system upgrades- Performance turbo upgrades,  injector replacements, high flow injectors, fuel pump replacements with stock or performance.
  • Driveline mods- Clutch upgrades to handle more power, lock up kits and trans tunes for auto trans longevity and improved operation (including shift points).
  • ‍Emissions experts- EGR and DPF calibrations
  • Custom stainless steel and ali fabrication- Intercoolers, exhausts, power pipes‍
  • Due to the high demand for our services, we only accept enquiries through the form below. This ensures we can provide the best possible service to serious clients.
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RMR Performance Tunes

Stage 1

25-40% MORE Power & Torque

Most Popular for
First-Time Upgrades
Unlock a whole new level of performance with our Stage 1 tune. With a 25 to 40% boost in power and torque, depending on your vehicle, the difference is noticeable straight away. Clients are always blown away by the improvement—you’ll feel it the moment you hit the accelerator.
  • Dyno Testing and Calibration
  • ECU Remap
  • DPF-Back Exhaust
  • Intercooler Upgrade
  • Turbo Upgrade
  • Airbox Upgrade
  • High Flow Injectors
Prices from $2,600*

Stage 2

40-60% MORE Power & Torque

Bigger Gains and
More Power
Step up to Stage 2 for even more performance. An RMR Dyno Tune with an upgraded inter-cooler and turbo where necessary. You’ll get 40% to 60% more power and torque. This upgrade will transform how your vehicle drives, with mind-blowing gains and sharper throttle response.
  • Dyno Testing and Calibration
  • ECU Remap
  • DPF-Back Exhaust
  • Intercooler Upgrade
  • Turbo Upgrade
  • Airbox Upgrade
  • High Flow Injectors
Prices from $6,250*

Stage 3

70-120% MORE Power & Torque

Ultimate Power
and Performance
Go all-in with a Stage 3 tune for ultimate power and performance. Expect a staggering 70 to 120% increase in power and torque, depending on your vehicle. This upgrade is for those who demand the best. Expect neck-snapping acceleration and thrilling driving on and off the road.
  • Dyno Testing and Calibration
  • ECU Remap
  • DPF-Back Exhaust
  • Intercooler Upgrade
  • Turbo Upgrade
  • Airbox Upgrade
  • High Flow Injectors
Prices from $14,050*
*Prices vary based on vehicle make, model & condition, required upgrades, and performance goals.
**Exact Upgrades Required Will Vary
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Suspension & Brake Upgrades

To Handle The Extra Power.

When you increase power, you need better control. We highly recommend upgrading suspension and brakes to ensure your diesel’s new power is delivered efficiently and safely on and off-road.

Our suspension lift kits start from $3,400 installed, including wheel alignment for maximum comfort and handling.

Brake upgrades start from $600, ensuring improved stopping power when you need it most.

Customer Reviews

See what our customers have to say...

Why 4WD Owners Trust RMR Diesel

Precision tuning, expert servicing, and high-performance upgrades—tailored for the way you drive. We don't just tune—we keep your diesel running at its absolute best.

"I've been bringing my car to RMR for the last couple of years... (they've) always looked after my car really well.

It runs amazing... RMR is the way to go"

- Mitch

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