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FAQs - Tunit Diesel Performance Tuning
1300 46 45 80 | INFO@TUNIT.COM.AU
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What does the Tunit do ?

The Tunit improves Kw, Torque and Fuel Economy

How is the Tunit installed ?

The Tunit in most cases is provided with Original Manufacturers plugs that and fitting is normally is to a plug on the engine. Tunit Dealers are available able to install or full instructions are provided for self install.

Can the Tunit cause any damage ?

The Tunit does not remove any safety parameters from the vehicles Electronic Control Unit(ECU) so cannot damage the engine. The Tunit also has a Engine and Driveline warranty with each Tunit.

How does the Tunit save fuel?

Tunit increases the vehicle Torque/Weight ratio allowing less throttle to do the same job therefore using less fuel.

Can I install the Tunit myself ?

The answer is yes in most circumstances however we always recommend using one of Dealers for a professional install, test drive and support.

Is my Vehicle Warranty affected ?

Is my Vehicle Warranty affected? Unlike other modules/chips that connect directly to the injectors and alters/changes the ECU signals to the engine after the ECU has checked and sent what it thinks is safe. The Tunit is upstream allowing the ECU to calculate all safety as it was intended before it is sent to the fuel and induction system uninterrupted.

Can I transfer my Tunit to my new Vehicle ?

The Original Tunit has a 3 Year p/ex or in the case of the Advantage a Life Time Part exchange. You have the choice of upgrading your Tunit to suit your next vehicle or a full Part Exchange to a New Model.

What is the difference between a TUNIT, CHIPPING and MAPPING ?

The TUNIT is an externally installed computer. CHIPPING involves soldering a new chip into your ECU. MAPPING permanently deletes your existing software on your vehicle and replaces it.

Why is Tunit better than other Tuning options ?

The Tunit software has a Unique “load calculation” which allows the Tunit to provide Extra performance when demanded but also reduce fuel the fuel delivered to the engine when required. Tunit has Unprecedented Product and vehicle warranties of 5 Years. Part exchange and upgrade facilities are available to each New Customer. Tunit have supplied Commercial companies, Governments and individuals longer than any other Diesel Tuning company.

How much is the Tunit ?

The Tunit prices range from $800.00 to $1700.00 (incl. GST). For options please check yours