As one of the pioneers in the BMW BMW F Series ECU tuning TTFS offer one of the most well tested ECU tuning packages available. Intended for customers who want to keep the stock characteristics while adding additional power making their M3 or M4's S55 engine even more fun to drive!

At Ross Sport we have worked with TTFS to produce bespoke recalibrations for UK fuels & Euro Spec cars. Hundreds of hours have gone in to our product testing, logging, and tweaking the files to give the best and safest results to our clients.

We can offer tuning in house by appointment, alternatively we can offer tuning remotely using the Frieling I-Flash cable. The remote method is very straight forward however you will need a windows laptop & a battery charger. If you want to remote tune please tick the I-Flash cable option on the right to add this to your order

- Stage 1
Recalibration for completely standard cars. Typical results 480bhp

This will typically yield 485bhp / 600NM

- Stage 2
Modifications Required:
- Upgrade Charge Pipes
- Upgrade Downpipes / Cat
- Upgrade Spark Plugs

This will typically yield 530-540bhp / 700NM

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We can offer many additional features such as deleting the hard cold start function, M4 GTS Burbles, Exhaust flaps closed in comfort mode if you need to pass low trackday static noise tests, plus many more.

All tuning is carried our via the OBD port so there is no disruption to any wiring or ECU removal required.

Once you have purchased your DME recalibration we will contact you to book an appointment. The process typically takes half a day to complete.

We retain the original files in case this needs to be reinstalled at anytime it is offered free of charge
We can also offer discounts for customers moving up to the next level of tune