Birway is now an approved supplier and installer of Tunit Products, the leading providers of Diesel Performance Tuning.

The Diesel Tunit has been forged from many years of experience to bring a world class unbeatable range of diesel performance solutions. Tunit covers over 3000 vehicle and diesel engine applications

Tunit posseses many advantageous features not seen in other tuning solutions such as chips, generic tuning box, eprom serial reprogramming (flashing) or other types of fixed map devices. It is interchangeable between vehicles, able to be upgraded and part exchanged for other types of Tunit. External to the ECU (retro-fitted) means no interference with the original manufacturers engine equipment.

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