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Superior Performance

The premium Advantage 3 provides the best in performance, savings and aftercare for your engine. Optimise your diesel engine with outstanding torque and BHP. Average fuel savings of 12%

Adjustable Tuning

The Tunit Advantage 3 premium model provides easy adjustment 0-9 via an external dial or bespoke fine tune through our national dealer network for maximum results.

Go Eco

Every driver and every car is different. Choose a setting 0-9 from the Advantage 3 external dial. Move higher or lower to improve economy.


Jonathan,Audi A7 3.0 V6

despite only driving it for a couple of days that initial lag has disappeared

Gary ,Hyundai Tuscon 2.0 CRDi

Purchased tunit to add extra performance when towing. also found better erformance when solo, espcially when overtaking