So you've got a great looking ride, but you need a little extra under the bonnet? R-Tec engine upgrades & performance tuning offer the very best in ECU re-programming (Remaps), tuning boxes and more, all with a while-you-wait service that is second to none. Whether you need an off the shelf diesel tuning box that safely over-rides your current ECU to give you more performance (and often economy), or you want a bespoke remap, we are the UK's number one. Call today or buy online for the very best in engine upgrades & performance tuning.
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