Used but, excellent condition, a ‘Tunit’ diesel performance fuel enhancer for a Vauxhall/Opel Corsa 1.3 CDTi, 70 bhp. It possesses 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 manufacturer’s engine equipment. With the ongoing cost of fuel worldwide, Tunit has become advantageous in reducing fuel costs for a variety of applications; not just improving performance but now helping with saving fuel cost on cars. Increases power & torque, improves fuel economy, reduces carbon emissions and is adjustable for optimum performance. (was £479 new)