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

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Superior Performance

The Advantage 3i provides superior performance economy specifically tailored to work exclusively on i-ART engines.

Adjustable Tuning

The Tunit Advantage 3i premium model provides easy adjustment 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. Adjustment dial allows can be adjusted higher for mor power or lower to improve economy.

REVIEWS

Peter,Ford Maverick 2.7 TDI

Hi Andy,

So here's a big thankyou, it's been on for two days and I can't stop smiling. Just did a few 0-60 times and averaged 12.3secs.

The standard on a new car is 15.7, have that, cheers. Top job, well recomended.

Martin,Mercedes Sprinter 213 CDI

despite the vans size and 130hp engine whilst overtaking, the van frequently outperform's ordinary cars in acceleration