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Diesel Performance
TD42 Performance Upgrades

ECU Remapping & Diesel Tuning

Performance Upgrades

Turbocharger Upgrades

Pumps and Injectors

UFI Projects/Builds
TD42 Performance Upgrades
Transform your GQ or GU Nissan Patrol. As Australia’s leading TD42 specialists, we offer everything from mild touring setups to extreme 300hp+ builds. Featuring our legendary in-house 11mm and 12mm modified fuel pumps, custom UFI turbos, and complete drive-in, drive-out turbo conversion packages.
ECU Remapping & Diesel Tuning
Looking for reliable common rail diesel tuning? United Fuel Injection delivers custom ECU remapping backed by pre- and post-dyno readouts. Safely increase torque, improve drivability, and complement your mechanical upgrades with lifetime map backups.
Performance Upgrades
Maximize your diesel’s power, torque, and reliability. From precision ECU remapping and 4WD dyno tuning to high-flow exhausts and heavy-duty clutch upgrades, we deliver tailored performance packages for daily drivers, tow rigs, and tourers.
Turbocharger Upgrades
Engineered in-house and proven in Australia's harshest environments, our exclusive PSI by UFI turbochargers deliver massive low-down torque and reliable power. Tailored specifically for Nissan Patrol and Toyota Landcruiser platforms, these units are built for real-world touring, towing, and off-road driving.
Pumps and Injectors
Unlock massive torque with high-performance diesel fueling. Explore United Fuel Injection's range of modified TD42 fuel pumps (up to 300hp+) and upgraded high-flow common rail injectors for Toyota and Isuzu.
UFI Projects/Builds
Diesel Fuel Injection
Light Automotive

Heavy Diesel
Light Automotive
Keep your light diesel vehicle running at its best. As an authorised Bosch Diesel Centre, we offer expert diagnostics, pump repairs, and same-day injector replacements using genuine parts for Toyota, Nissan, Ford, Isuzu, and more.
Heavy Diesel
As WA's leading heavy diesel specialists, we keep your fleet moving. Operating one of the state's largest dedicated facilities, we provide advanced testing, diagnostics, and OEM-spec remanufacturing for mining, transport, agriculture, and marine fuel injection systems.
Turbochargers
Light Automotive

Heavy Diesel

Performance Upgrade Turbochargers
Light Automotive
Looking to repair or upgrade your vehicle's turbocharger? United Fuel Injection supplies, diagnoses, and overhauls light diesel and petrol turbos using only genuine components and precision high-speed balancing.
Heavy Diesel
Keep your heavy equipment moving. As WA’s premier heavy turbocharger remanufacturer, we provide brand-new OEM units, precision in-house overhauls, and a massive exchange program that cuts downtime and reduces costs by up to 70%.
Performance Upgrade Turbochargers
Upgrade your boost with the best in the industry. We supply off-the-shelf Garrett PowerMax bolt-on upgrades from our Malaga turbo workshop, and custom-engineer our renowned, high-torque UFI-branded turbochargers exclusively at our Redcliffe facility.
Repairs & Servicing
Diagnostics

Diesel Troubleshooting Guides
Diagnostics
Modern common rail diesel issues require pinpoint accuracy, not expensive guesswork. From persistent limp mode to power loss, we diagnose stubborn faults under real-world load conditions and provide transparent, comprehensive repair reports.
Diesel Troubleshooting Guides
Isolate diesel fuel system and turbo issues quickly. Access our free, downloadable diagnostic guides for inline pumps, distributor pumps, and turbochargers. Designed for easy on-site and workshop reference.