onehunga's car - Ute - VAN - Motorhome - TRUCK tuning AND EMISSIONS specialist.

Let our team of fully qualified technicians unleash the full potential of your engine with custom tuning, ECU & TCU upgrades and improvements. You’ll be smiling when you experience the increased horsepower, torque and improved throttle response resulting from a tailored performance package designed specifically for your vehicle. And if your vehiucles is a Turbocharged Diesel;  you'll enjoy up to 15% fuel savings as well.

If your vehicle has Emission device issues with the Exhaust Gas Recirculation (EGR), Diesel Particulate Filter (DPF), Catalytic Converter (CAT) or AdBlue (SCR) unit, or they are triggering a Check Light on the dashboard; we have a range of solutions that will have you back on the road in a jiffy.

Using advanced technology, scanners and software we will diagnose the Emissions problem in under an hour and provide you with a range of solutions at reasonalbe prices.