Dyno Session

What is a dyno and how does it work?

A dyno, short for dynamometer, is a mechanical device used to simulate different road conditions within a controlled environment. Our dyno allows us to accurately measure the power and torque of a vehicle by securing it onto a rolling road. This simulates the engine loads the vehicle would experience on the road or race track, allowing our technicians to make precise adjustments to the vehicle's ECU settings for optimal performance.

Why is dyno testing important for performance tuning?

Dyno testing is crucial for performance tuning because it provides accurate and measurable data about a vehicle's horsepower, torque, and other performance metrics. This data helps our technicians develop and fine-tune software upgrades that deliver the ultimate driving experience. Dyno testing also serves as a diagnostic tool, allowing us to identify and address any running issues a vehicle may have in a safe and controlled environment.

Can any vehicle go on your dyno?

Yes! Our dyno is capable of supporting over 1000bhp and is designed to work with both two-wheel-drive and four-wheel-drive vehicles. Whether you have a car, van, or even a high-performance vehicle with modern electro-mechanical transmissions, our dyno can safely and accurately measure its power and torque.

Can I compare the before and after performance figures with a dyno session?

Absolutely! We offer customers the opportunity to add a dyno session to any MET remap. This allows you to compare the performance figures before and after the remap, giving you a clear understanding of the improvements made to your vehicle. Additionally, you can also book a standalone power run to assess the health and performance of your vehicle, regardless of its current state of tune.

How do I book a dyno session?

Booking a dyno session at our South West HQ is easy. Simply fill out the booking form online with your details. Our facility is located in Weston Super Mare, with convenient access from J21 of the M5. We serve car enthusiasts in Bristol, Somerset, Gloucestershire, Wiltshire, and Wales.

Will dyno testing damage my vehicle?

No, dyno testing is a safe and controlled environment where your vehicle's performance is evaluated. It allows us to diagnose any potential issues accurately without causing damage.

Do I need to prepare my vehicle for dyno testing?

Yes, before dyno testing, it is recommended to ensure that your vehicle is in good working condition and has an adequate amount of fuel.

ECU Remapping

What is ECU remapping?

ECU remapping is the process of modifying the engine management software to improve the performance of a vehicle. It involves adjusting various parameters such as ignition timing, fuel delivery, and boost pressure to maximize horsepower and torque without compromising engine safety.

Will ECU remapping void my vehicle's warranty?

Remapping a vehicle may void the manufacturer's warranty. It is advisable to check with the dealer or manufacturer before proceeding with ECU remapping.

How long does ECU remapping take?

The duration of ECU remapping depends on the complexity of the vehicle's engine management system. Generally, it takes around 1-2 hours to complete the remapping process.

Can ECU remapping increase fuel efficiency?

Yes, ECU remapping can improve fuel efficiency by optimising the engine's performance, resulting in better fuel combustion and reduced emissions.

What are your stages of ECU remapping?

We offer three stages of ECU remapping: Stage 1, Stage 2, and Stage 3. Stage 1 remapping is designed for stock vehicles and can extract more power and torque without adding hardware modifications. Stage 2 remapping is suitable for vehicles with hardware upgrades to components such as the induction and exhaust systems. Stage 3 remapping is for those seeking the ultimate power and performance with significant engine hardware upgrades.

Can you provide custom ECU remapping?

Yes, at MET, we can provide custom ECU remapping for vehicles that are heavily modified or feature unique hardware upgrades. Our software engineers can write a bespoke remap tailored to suit your specific modifications. We can also map standalone and aftermarket ECU systems if required. Additionally, we offer various add-ons and advanced options to further enhance your vehicle's performance.

How does ECU remapping improve performance?

ECU remapping can improve performance by optimising the engine's parameters to increase horsepower and torque. This results in faster acceleration, improved throttle response, and a smoother power delivery throughout the RPM range. ECU remapping can also enhance fuel efficiency in some cases.

How does diesel remapping improve the performance of my vehicle?

Diesel remapping involves making adjustments to the Engine Control Unit (ECU) of your vehicle. This optimisation process modifies parameters such as fuel injection timing, turbo boost pressure, and air-to-fuel ratios. These adjustments result in increased power, greater torque, sharper throttle response, and smoother power delivery, making your vehicle more responsive and enjoyable to drive.

Will remapping improve the fuel economy of my diesel vehicle?

Yes, diesel remapping can improve the fuel economy of your vehicle. By optimising the engine performance, you can achieve significant fuel savings. With increased torque, there are fewer gear shifts and reduced throttle pedal movements, resulting in better mpg and lower fuel consumption. Enjoy increased performance and lower fuel costs by booking a MET remap today.

Is ECU remapping safe for my vehicle?

Yes, ECU remapping is safe for your vehicle when done by professionals. At MET, our maps are written in-house by our software engineers, ensuring that the remap is tailored to your specific vehicle. We also conduct a full diagnostic health check before the remap to ensure engine safety and reliability.

TCU Remapping

What is TCU remapping?

TCU remapping is a specialised upgrade offered by MET to optimise the performance of vehicles with automatic transmissions. The TCU controls various aspects of the transmission, such as the speed of gear shifts, torque limitation, and clutch clamping pressure. TCU remapping makes precise adjustments to these parameters, resulting in faster acceleration, lightning-fast gear shifts, and an overall more exhilarating driving experience.

Should I remap ECU and TCU together?

Yes, it is highly recommended to remap both the ECU and TCU at the same time. These vital components work in harmony, sending and receiving real-time data based on what the vehicle is doing at any given time. Remapping both ensures seamless coordination between these control units, resulting in optimized performance.

Commercial Remapping

What is HGV remapping and how does it work?

HGV remapping is a process where the default settings in the vehicle's ECU (engine control unit) are adjusted to optimise performance and fuel efficiency. This is done by fine-tuning the engine management system, resulting in increased horsepower and torque outputs, improved throttle response, and better fuel economy.

Can all types of commercial vehicles be remapped?

Yes, commercial vehicle remapping can be done on various brands and models of trucks, including Mercedes, DAF, Volvo, Scania, Renault, and Iveco. Whether you have a small delivery truck or a heavy-duty long-haul vehicle, MET's commercial remapping service can be tailored to suit your specific requirements.

How can commercial tuning benefit my fleet vehicles?

Commercial tuning can improve the performance, fuel efficiency, and reliability of fleet vehicles, leading to reduced operating costs, increased productivity, and improved profitability for businesses.

Component Deletes

What is DPF delete software?

DPF delete software is a cutting-edge solution that modifies the engine ECU calibration of your diesel vehicle. By removing the codes and structures related to the DPF system, our software enables you to physically remove the filter without triggering any warning lights or error messages. This helps improve gas flow, resulting in increased horsepower, improved torque, and a more responsive throttle.

What is EGR delete software?

EGR delete software is a specialised ECU update designed to disable the exhaust gas recirculation (EGR) system in diesel vehicles. The EGR system recirculates a portion of the engine's exhaust gases back into the intake manifold to reduce nitrogen oxide (NOx) emissions. However, this can lead to carbon buildup, reduced engine performance, and increased fuel consumption. EGR delete software modifies the vehicle's ECU to prevent the EGR system from functioning, resulting in improved engine performance, reduced carbon buildup, and enhanced fuel efficiency.

How does DPF delete software benefit my vehicle?

A diesel particulate filter (DPF) can clog up over time, restricting exhaust gas flow and reducing engine performance and efficiency. By removing the DPF filter from the exhaust system using our delete software, you can improve gas flow and experience increased horsepower, improved torque, and a more exhilarating driving experience.

What is AdBlue delete software?

AdBlue delete software is a software solution that effectively removes the AdBlue system from the Engine Control Unit (ECU) of your diesel vehicle. It eliminates the software structures and fault codes related to the AdBlue system, ensuring that the ECU software no longer recognizes or looks for these elements.

Can I still use my vehicle on the road after installing AdBlue delete software?

Our AdBlue delete software is intended for off-road use only and may compromise the legality of your vehicle for use on public roads. It is important to consider the legal implications and regulations regarding emissions control systems in your area before installing AdBlue delete software.

What are the advantages of AdBlue delete software?

AdBlue delete software offers several advantages, including enhanced power, torque, and throttle response. By removing the AdBlue system, you can also avoid costly maintenance and repairs associated with fluid refills and system malfunctions, saving you money in the long run.

Why would I need DTC deletes for performance tuning?

When performance tuning a vehicle, the ECU may activate DTCs that can limit performance or trigger warning lights. DTC deletes allow specific fault codes to be disabled, ensuring the vehicle runs optimally with any hardware upgrades.

How does DTC removal benefit my vehicle's performance?

By disabling specific DTCs, your vehicle can enjoy the full benefits of performance upgrades without the ECU falsely detecting faults. This ensures your vehicle operates smoothly, maximising performance and functionality without any adverse effects.

Can you disable specific DTCs?

Yes, our DTC remover can disable various DTCs. For example, one common DTC we disable is P0420, which indicates 'low catalyst system efficiency' caused by sports cat or de-cat fitments. We can also disable DTCs related to swirl flaps, intake flaps, EGR valves, DPFs, speed limiters, and stop-start systems.

Is removing the speed limiter legal?

Removing the speed limiter from your vehicle is legal, as long as you adhere to all traffic laws and speed limits set by your local authorities. It's important to drive responsibly and ensure the safety of yourself and others on the road.

Why should I remove the speed limiter on my vehicle?

Removing the speed limiter on your vehicle can enhance its performance and allow you to experience its true top speed. This is especially appealing to racing enthusiasts or individuals looking for a more exhilarating and responsive driving experience.

How does speed limiter removal work?

When you bring your vehicle to our workshop, our skilled technicians will use advanced diagnostic equipment to access your vehicle's engine control unit (ECU). They will then modify the ECU settings to remove or change the speed limiter, unlocking the full speed potential of your vehicle. This process is performed with precision and expertise to ensure the safety and optimal performance of your vehicle.

Tuning Addons

What is an over-run or pop-and-bang remap?

An over-run remap, also known as a pop and bang map or crackle map, is a software modification that alters the behaviour of your engine during certain driving conditions. When you lift off the throttle, shift gears, or decelerate, adjustments to the spark timing maps, fuel injection, and ignition settings within the Engine Control Unit (ECU) are made to create small controlled explosions in the exhaust system. This modification produces distinctive and aggressive pops, bangs, and crackles, similar to the sound of anti-lag systems on high-performance turbocharged engines.

Why should I choose an over-run remap?

Choosing an over-run remap from MET will significantly enhance your driving experience. During normal driving conditions, your vehicle will operate as usual. However, when driving more spiritedly or with a sports drive mode engaged, your car will produce an authentic race car soundtrack. If you want to stand out from the crowd and add excitement to your vehicle, an over-run remap from MET is a fantastic choice.

How does a pop-and-bang remap work?

Our over-run remap works by making precise adjustments to the ignition timing, spark timing maps, fuel injection, and ignition settings within your vehicle's ECU. When you lift-off the throttle, shift gears, or decelerate, these modifications cause controlled misfires to occur in the exhaust system, producing the distinctive sounds associated with high-performance turbocharged engines.

Can I add an over-run remap on a diesel vehicle?

No, an over-run remap relies on altered ignition timing to create the distinctive pops and bangs. At MET, we do offer diesel owners other ECU upgrades, including a hard cut rev limiter.

What is a popcorn limiter?

A popcorn limiter is another name for what is technically a hard fuel cut limiter on diesel engines.

How does a popcorn limiter work?

A popcorn limiter works by adjusting the ECU settings of your diesel vehicle. When the engine reaches its maximum rpm, the fuel injection is abruptly cut off, causing the engine to bounce back and forth near the rpm limit. This generates the distinctive popping or banging noise that many enthusiasts adore.

What advantages does a hard cut limiter offer?

One of the main advantages of a hard cut limiter is the enhanced engine noise. It adds energy and excitement to your vehicle, similar to how a petrol vehicle would sound. Additionally, a hard cut limiter can provide a slight performance advantage by helping to keep the turbocharger spooling, resulting in full boost and sharper throttle response.

What is a launch control upgrade and how does it enhance a vehicle's performance?

Our launch control upgrade is an advanced option added to our ECU remaps. It modifies the engine software and sets a specific rpm limit for launch control. This upgrade allows you to unleash the full power of your engine from a standstill while maintaining traction and control. It optimises parameters such as rpm limit, torque limits, boost pressures, and clutch clamping forces to provide a lightning-quick launch without wheel spin or engine bogging.

DPF Refurbishment

How does DPF refurbishment work?

DPF refurbishment is a process where we carefully inspect your DPF to assess the level of blockage and contamination. Our expert technicians use state-of-the-art equipment and techniques to remove up to 98% of ash, soot particles, and carbon deposits from your DPF. Specialised cleaning methods are then employed to restore the filter to its original functionality. You can trust us to deliver exceptional results every time.

Why should I choose DPF refurbishment over replacement?

Opting for DPF refurbishment offers several advantages over expensive replacements. Firstly, it is a cost-effective solution that can save you money compared to purchasing a new DPF. We provide high-quality services without straining your budget. Additionally, choosing refurbishment is environmentally friendly. By refurbishing your existing DPF, you contribute to a greener environment by avoiding the production of new filters and reducing waste. It's a smart choice for your vehicle and the planet.

Can I send my DPF to you for refurbishment?

Yes, if your DPF is already off the vehicle, you can simply send it to us for refurbishment. We will test and clean it thoroughly before returning it to you in its original condition.

Booking A Remap

Can I get a remap done if I don't live near the South West HQ?

Yes! MET has a dedicated network of authorised agents throughout the UK, with over 150 agents nationwide. These agents have undergone specialized training and offer professional remapping services. Many even provide mobile tuning solutions, making it convenient to get a remap done no matter where you're based.

How do I find my nearest authorised MET agent?

To find your nearest authorised MET agent, simply enter your postcode on our website. Our search tool will display a list of agents near you, ensuring you can access our professional remapping services with ease.

How do I book a remap?

Booking a remap with MET is easy! Just fill in the required details, select your desired service, and choose a convenient date and time. Our team will then contact you to confirm your booking and provide further instructions.


Are your engineers qualified?

Yes, all our engineers at MET possess the required qualifications and certifications, such as the IMI Tuning Qualification, ensuring their technical expertise and delivering exceptional results.

What is the PAAA?

The PAAA is a renowned industry association that represents the performance automotive aftermarket sector. As a full member of the PAAA, MET demonstrates its commitment to the highest standards, continued professional development, and ethical business practices in the automotive tuning industry. Membership in the PAAA signifies our dedication to excellence and customer satisfaction.

Book your remap at our South West HQ today!

Ready to experience the full potential of your vehicle? Book a remap with MET today!

Based in Weston Super Mare with easy access from J21 of the M5, we are well placed to serve car enthusiasts in Bristol, Somerset, Gloucestershire, Wiltshire, and Wales. Take a look at what MET can do for your vehicle, and book a remap now!

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