Fraser Coast’s Home for American Truck Upgrades
Performance & Customisation That Turns Heads

At Core Diesel, we help you take your American truck to the next level with professional upgrades in Maryborough. From unlocking hidden power to adding practical and stylish accessories, our technicians deliver upgrades that enhance both form and function, while ensuring your vehicle remains compliant with Australian standards.
Whether it’s a RAM, Silverado, F-150, or GMC, we understand what your truck needs to handle Australian roads and stand out from the crowd.
Why Choose Core Diesel?
With years of expertise in diesel mechanics and a passion for American trucks, Core Diesel is committed to delivering superior craftsmanship and premium upgrades. Our team ensures your vehicle not only stands out but also performs to the highest standards.
Elevate your truck today with Core Diesel – your local experts for American truck customisation on the Fraser Coast. Contact us to explore your options and start building the truck of your dreams.
Why Upgrade With Core Diesel?
- Performance Tuning & ECU Remapping – Maximise power & efficiency.
- Suspension Upgrades & Lift Kits – Better off-road capability & stance.
- Custom Accessories – Tailored enhancements for practicality & style.
- Australian Compliance Modifications – Safe & legal upgrades.
- Expert Technicians – We understand the nuances of American diesel engines.
- Personalised Advice – We help you choose the right upgrades for your goals & budget.

Popular Upgrades We Offer:
How It Works
Step 1
Tell Us Your VisionStep 1
Speak with us about your goals — power, style, capability — and we’ll recommend the best solutions.
Step 2
Book Your UpgradeStep 2
We’ll order any special parts, plan your build, and keep you informed every step.
Step 3
Enjoy the ResultsStep 3
Pick up your upgraded American truck and enjoy the enhanced performance & style.
Core diesel have been nothing but helpful over the years we have been dealing with them. Always willing to help both in work hours and after hours. Nothing seems to be a problem.
Mark M