- Back to Makes / - BMW / - BMW 3 Series

Tuning the BMW G20 (2018-)

ECU remapping for the BMW G20 (2018-) can result in substantial benefits. By fine-tuning various engine parameters, such as fuel delivery, ignition timing, and turbo boost, it can unlock increased horsepower and torque. This enhanced performance often leads to quicker acceleration, improved overall responsiveness, and a more exhilarating driving experience.

Tuning your BMW G20 (2018-) offers the opportunity for better fuel efficiency in some cases. Optimizing engine parameters can lead to more efficient combustion, potentially increasing miles per gallon without compromising the vehicle's performance.

It's important to note that ECU remapping for your BMW should be performed by reputable professionals familiar with the specific intricacies of the BMW G20 (2018-). Done correctly, it can provide significant performance improvements while maintaining reliability and adhering to manufacturer standards, that's where we come in to help at GAD Tuning LTD with our professional remapping and tuning services

Want to see your BMW G20 (2018-) on our rolling road? we can film your BMW G20 (2018-) dyno run on our 4WD rolling road, just ask us about it when you book!

GAD Tuning Remap Specialists - The Process / Promo Video

Specialists in high performance tuning for luxury Marques . GAD Tuning - The Process . State of the art Dyno facility . Multi ramp fitting centre . Comfortable waiting lounge with TV, Netflix, Sim rig, PS5, PSVR2, complimentary tea, coffee and snacks #Mercedes #AMG #BMW #Mpower #Audi #AudiRS #Lamborghini #ferrari #maserati #jaguar #astonmartin #porsche #abarth #cupra #rangerover #rollsroyce #mclaren #mini

About the BMW G20 (2018-)

The BMW G20, introduced in 2018, is the seventh generation of the popular 3 Series sedan. With its sleek design and advanced technology, the G20 offers a luxurious driving experience. The interior is well-crafted with high-quality materials and the latest infotainment system, making it a comfortable and stylish ride for both the driver and passengers.

Under the hood, the BMW G20 offers a range of powerful engines, from fuel-efficient four-cylinders to performance-oriented six-cylinders. The driving dynamics of the G20 are top-notch, with responsive steering and agile handling that make it a joy to drive on both city streets and winding roads. Overall, the BMW G20 continues the tradition of excellence that the 3 Series is known for, offering a perfect balance of luxury, performance, and cutting-edge technology.

4wd Rolling Road

Akrapovic Exhausts

Eventuri Intakes

Data monitored while tuning your BMW G20 (2018-)

Knock detection
Fuelling trims
Fuelling strategies
Torque limitation
Fluid temperatures
Oil temperatures
Gearbox temperatures
IAT's (Intake air temperatures)
AFRs (Air fuel ratios)

How much power & Torque could you gain from your BMW G20 (2018-)?

ECU remapping is a short-term investment built for long-term gain. At GAD Tuning, we specialise in the enhancement of high-end, high-performance brands and models so as to guarantee they are reaching their full potential when you are on the road. Our vehicle tuning service will help maintain the quality of motoring that your Mercedes already embodies. That feeling of knowing your engine is running at the pinnacle of its powers is one that is rarely rivaled, and from our engine remapping workshop in essex you can guarantee that will be the case every time you set foot in your vehicle. What makes us stand out from our competitors? Our in-house team ensure each and every development is tailored specifically to the requirements of your vehicle thanks to our cutting-edge technology. The state-of-the-art communications equipment we have here at GAD Tuning mean that our Essex and London ECU remapping services can be carried out to the highest standard. Many companies will simply remove the maps and then install generic software that prevents you from accessing the full benefits ECU remapping can offer, meaning your Mercedes AMG or Black series may never fulfill its full potential.

To finish it all off, your car can be placed on our rolling road inside our top of the range dyno cell, to give you before and after printouts so you can see the performance gains of your G20 (2018-)

Wait in comfort

Mark Rose Redline magazine racing at GAD Tuning

Relax in our waiting area with ample seating, large kitchen, complimentary refreshments, 458 Challenge wheel table, V8 Coffee table, Large 50” 4k HDR TV, Netflix, PS5 with PlayStation VR and Fanatec CSL Elite all to accommodate customer while you wait.

We often run competitions on the sim racing setup, so strap in and put on the VR or kick back and watch a movie or TV shows, all while watching over the workshop as we work on your pride and joy.

Access free of charge to beers, wine or soft drinks like Pepsi, Dr Pepper, sweets, chocolate and crisps.

Our waiting area is very important to us as a large percentage of our customers come from literally all over the country and very often other countries.

We perform our ECU remapping / tuning and Rolling Road testing from our workshop in Essex UK, we regularly have customers from London, Cornwall, Wales, Birmingham, Manchester, Leeds, Scotland and even Denmark, Monaco and Switzerland just to name a few so making it comfortable was key.