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Custom diesel tuning on the Sunshine Coast

Coastal drives and heavy hauls demand more than the stock-standard factory tune your diesel came with. At Willy’s Workshop, we deliver custom diesel tuning that’s fine-tuned for Sunshine Coast conditions, giving your ride stronger pull off the line, effortless control and fuel savings that go the distance.

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We’ve spent years fine-tuning diesel vehicles to run stronger and smarter, and we bring that same level of precision to every Sunshine Coast tune. Whether you’re hauling tools to a job site or chasing dirt tracks on the weekend, we tune for real-world results. And with pro-grade software and serious time behind the tools, we’ll dial in the sweet spot between grunt, economy and reliability, making sure your ride is prepped for the long run.

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What is diesel tuning?

Modern diesel engines are run by computers called ECUs—Engine Control Units. These ECUs manage nearly every aspect of how your engine runs, from when and how much fuel is injected, to controlling the turbo boost and managing the throttle response.

Diesel tuning involves reprogramming this computer to adjust those key settings. This allows you to optimise things like fuel injection timing, increase turbo boost pressure, and fine-tune throttle response to get better power, improved efficiency and a smoother driving experience.

At Willy’s Workshop, we provide a variety of expert tuning services to get the most out of your vehicle.

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Multi-mapping

Switch between different tuning setups tailored for various driving conditions, giving you the perfect performance no matter where you drive.

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Model Upgrades

Upgrade your engine with parts and software designed specifically for your vehicle to boost overall performance.

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ECU Remapping

Fine-tune your engine to boost power, improve fuel economy and enhance throttle responsiveness.

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Transmission Tuning

Smooth out gear changes and improve power delivery by fine-tuning your transmission.

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Dyno Tuning

Measure and adjust your engine’s performance on a dynamometer to achieve precise power and efficiency gains.

What is diesel tuning

The benefits of diesel tuning on the Sunshine Coast

At Willy’s Workshop, we specialise in fine-tuning diesel engines to get every bit of power out of them, all while making sure they can handle the Sunshine Coast’s unique mix of coastal roads and rolling hills.

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Increased torque and engine output

Through ECU recalibration, we optimise fuel injection timing, boost pressure, and torque limits to deliver measurable increases in torque and horsepower. This translates to stronger acceleration, improved load pulling, and greater capability for towing caravans or trailers

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Optimised fuel efficiency and combustion

Our diesel tuning refines your engine’s combustion cycle by adjusting injector pulse and air-fuel ratios, which reduces fuel consumption without sacrificing performance.

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Smoother shifts and less turbo lag

We don’t just work the engine. We fine-tune transmission shift points and torque management to minimise turbo lag and deliver seamless acceleration.

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Keep your engine healthy and reliable

We know performance is great, but your engine’s long-term health matters more. Our tunes boost your vehicle without pushing it too hard, so your diesel stays reliable and strong, kilometre after kilometre.

Vehicles We Tune

cars

Cars

4x4s

US Trucks

US Trucks

Trucks

Trucks

Equipment

Equipment

Marine

Marine

Performance Tuning Packages

At Willy’s Workshop, our diesel tuning service takes your vehicle’s performance to the next level, giving you a smoother, more responsive drive that matches how you use your vehicle every day.

Power

Looking for extra power? Our performance tune delivers a serious boost, smoother torque and less turbo lag, all carefully dialed in to keep your engine running strong and reliable.

Towing

Got heavy loads to haul? Our performance tune boosts your vehicle’s towing power and torque exactly where it counts. Whether it’s work gear or weekend toys, we’ll get your diesel ready to tackle the job with extra strength and peace of mind.

Efficiency

Looking to stretch your diesel’s fuel without sacrificing performance? Our Diesel Eco Tune tweaks your factory ECU for smoother power and improved fuel economy. Drive farther for less, and keep your engine running strong and steady.

Why choose Willy’s Workshop for your diesel tune?

Willy’s Workshop has built a name for solid diesel mechanics, handling everything from quick fixes to full rebuilds. We deliver quality work, on time, and at a price you can feel good about.

And we don’t just hand you the keys and disappear. If you’ve got questions or need a clear rundown of your service or invoice, we’re here to make the whole process straightforward and hassle-free. We make sure you’re in the loop and comfortable at every stage with us.

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 Diesel tuning experts you can rely on

At Willy’s, we’re experts at unlocking every bit of power and efficiency your engine’s got. More power, smarter fuel use and towing that feels like second nature. That’s what we bring to the table.

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Your one-stop diesel service hub

Whether you’re after performance tweaks, repairs, or routine maintenance, we take care of everything right here. No more running around between garages. Just expert diesel care from start to finish, all in one place.

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Straight talk from diesel professionals

We’ll explain what’s going on in plain English, not mechanic-speak. No surprises, no pressure. Expect the right advice to get your vehicle running right.

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Experience that shows in every job

From the first spanner turn to the final test, we bring tried-and-true skill to every job. Because getting it right the first time is what we’re known for.

willys workshop team

Testimonials

What our customers have to say

Sorted out issues with my Ford Everest

The guys at Willy's sorted out issues with my Ford Everest. Friendly staff and fast turnaround, couldn't recommend them enough

L Luke Madden
Couldn’t be more impressed with the workmanship from the guys.

New to the coast and chose Willys workshop to do a tune and service on my Range Rover Evoke. Couldn't be more impressed with the workmanship from the guys. More power and better fuel economy, great staff and will continue to use. Highly recommend

J Jarrod Humm
Would happily recommend this workshop.

Willys did a great job in diagnosing and fixing the problems with my Mercedes-Benz ML 350. Would happily recommend this workshop.

L Luke
What an awesome place to have work done to your car. Excellent.

Anthony you’re such a knowledgeable person and ever so helpful and informative. Highly appreciated and recommend Willys to anyone wanting work done on cars etc. Well done.

G Glenn Dunstan
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4.8
Based on 147 reviews
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ACg8ocLSpPym xwfCQ6CYoTr4PfHWbUyzUqWfpX2e3o4cWIqcSz6Eg=s128 c0x00000000 cc rp moMatthew Taylor
07:20 14 Jul 25
AVOID WARNING ⚠️ they will keep your car best part of a week with out doing any work and when I call they will not answer or claim your calling a difference office . Warning very doggie do not take your vehicle here , aggressive jumped up mechanic Threatened me with violence for asking why my vehicle wasn’t worked , Shocking appalling behaviour. Worst mechanic In Brisbane by far
ALV UjX4pBJ 5QNyr5rU4e AGfqCFVFva40pV6O2qk5aZXv1WAbEwm92=s128 c0x00000000 cc rp moPaul Noordijk
07:12 14 Jul 25
When I had an issue with my dmax the guys at willys went above and beyond to fit me in at short notice my ute is a dream to drive now. They were happy to explain the work carried out. Thanks again very happy with the service you guys provided. Will definitely recommend and use again.
ACg8ocJOzsUQGI2dBr6lGCT3ZvLvb3TAXER AiMUJq l3BiWarQqFA=s128 c0x00000000 cc rp mo ba2J
23:07 09 Jul 25
ACg8ocK9aF9zE6yBDCEgH6M YPO A2m7at F76oGjbnKaYQ21lXhoQ=s128 c0x00000000 cc rp moCarl Ward
06:17 19 Jun 25
ACg8ocI3st3mDCC2STGH7qD xrSNqoDN7OcueMG6qh3itIlVFaQR1g=s128 c0x00000000 cc rp moPeter Love
08:16 12 Jun 25
Great service and pricing definitely going back
ALV UjXqSJ7UcepCWbnkViukX1ASsTz 1Pbmj2itQsLvJnobzcFiq5XZ=s128 c0x00000000 cc rp moPauly Tupu folasa
10:37 10 Jun 25
Did a awsome job on my np300 , made a world of difference with the performance tune , would recommend 👌
ACg8ocKOuH24despFW2y6SKpAtSEfNIJnGUfFckLZsmh0SgMvHcnHA=s128 c0x00000000 cc rp mosteve watterston
11:04 05 Jun 25
Happy with the work, appreciated the updates when additional problems were identified, and really pleased with the outcome and price!
ALV UjV4wegtAz9aZTtPppx59r VX UeGeTQHeyEJiQ3nKU5e 5Rbzlvg=s128 c0x00000000 cc rp moBrian Fisher
06:20 13 May 25
Rude, disorganised, Unprofessional, rough and no concept of customer service or repair quality. Will never be back.
ACg8ocJhuYMfJAiuc 4mJM76iaCoSRvek4DPvuJOx vpO9c2b2SZrg=s128 c0x00000000 cc rp moLauren McCall
10:01 09 May 25
Joe and the team are amazing! They went above and beyond for me! I would recommend them to anyone! ☺️
ACg8ocLhPQNVzsmKolGLWPPtNXaXJqWoCnZtB2OtfFTJQexPtHQdkg=s128 c0x00000000 cc rp moBrett M
06:45 04 Apr 25
Great service very smart team got my dpf problem sorted on my ranger in no time thanks .
ACg8ocLjp43xiCwztyy6HNMZGiy6ufWCSQlLzfoJP LjXMA3R7bVdw=s128 c0x00000000 cc rp moSarah Giammarco
06:44 04 Apr 25
Awesome work guys! Thanks
ACg8ocJ2fcgjCsoelSCnnrFm2ObY1pOAFxwbfpwYbVXJHsPdH7mPSg=s128 c0x00000000 cc rp moLeunis Kruger
21:09 06 Mar 25
Thanks Andrew, Great service and advice.
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Need reliable performance that sticks around? Contact us today and let’s fine-tune your ride!

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FAQs

Got questions about diesel tuning on the Sunshine Coast? We’ve tuned it all, from beach rigs to tow beasts, and these FAQs cover what you need to know.

Can you remap diesel utes for Sunshine Coast beach driving?

You bet! We can optimise your diesel tune for the unique demands of beach driving, whether it’s soft sand at Double Island or long stretches near Noosa North Shore. We fine-tune for better low-end torque and instant pedal response, so you won’t be left bogged or over-revving.

Will my tuned vehicle be suited for mountain drives to Montville or Maleny?

Absolutely. We can tune your diesel for smoother gear shifts, stronger uphill pulls and more control on descents, perfect for tackling winding climbs or weekend trips through the Hinterland.

Is diesel tuning safe for towing caravans or trailers through Sunshine Coast hills?

Yes — when done right. Our custom tunes improve torque delivery and engine efficiency under load, making it safer and easier to tow up steep inclines like Obi Obi Road or Bald Knob Range.

How does diesel tuning affect fuel economy on Sunshine Coast highway runs?

With the right tuning, you’ll likely see improved fuel efficiency, especially during consistent cruising along the Bruce Highway or Sunshine Motorway. Power where it counts, efficiency where it matters.

Can you adjust my tune for different driving styles — like weekday commuting vs weekend getaways?

Absolutely! we can customise your tune based on how and where you drive. From daily runs through Maroochydore traffic to long hauls out past Gympie, we’ll set your diesel up to perform how you need it to.

Can you retune after I add other upgrades like an exhaust or snorkel?

Definitely. In fact, a re-tune is often needed to get the most from new mods. Whether you’re adding an aftermarket intercooler, snorkel, or full exhaust system, we’ll recalibrate to make sure everything is firing on the same wavelength.

Still have questions?

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Articles & Resources

Looking for more info? Check out our articles and resources on Diesel Tuning or get in touch. Our team are on hand to answer your questions.

Get in touch

Our Locations

Sunshine Coast

P: (07) 5619 7869 

E: [email protected]

12 Commerce Ave, Warana, 4575

Text us : 0485 885 957

Customer Service Opening Hours:

Monday to Friday – 7:00 AM to 5:00 PM

Brisbane

P: (07) 3377 3421

E: [email protected]

291 Clivedon Avenue, Oxley, 4075

Text us : 0485 885 957

Customer Service Opening Hours:

Monday to Friday – 7:00 AM to 5:00 PM

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