How much does remapping cost?
An engine remap usually costs between £200 to £400. At C R Allen & Sons, our engine remapping service starts at £250 including VAT and comes with a free engine carbon clean. If we need to manually remove your ECU, our remapping service starts at £350 including VAT. How Much BHP Does a Stage 1 Remap Add? With our stage 1 remap you can expect up to a 15-25% increase in power and torque. Improving acceleration with more power lower down in the rev range, quicker throttle response and improved fuel economy.If you are looking to improve the driveability, fuel economy and performance of your vehicle, our Stage1 ECU remap is the simplest – and most cost effective option available with prices from just £199!A stage 1 remap is a software upgrade that is installed on a vehicle’s engine control unit (ECU). The ECU controls the amount of fuel and air that is injected into the engine, and the stage 1 remap alters these parameters to produce more power.Choosing between ECU tuning and a remap depends on your engine settings, future upgrade plans, and vehicle performance expectations. ECU tuning offers tailored precision for your modified vehicle software setup, while remapping provides quicker performance gains for your car with standard hardware.If you are looking to improve the driveability, fuel economy and performance of your vehicle, our Stage1 ECU remap is the simplest – and most cost effective option available with prices from just £199!
Can I remap my ECU myself?
Technical Knowledge and Expertise ECU remapping is a complex task that requires a deep understanding of engine management systems and tuning principles. Without proper technical knowledge and expertise, there is a significant risk of causing engine damage or performance issues. With most modern vehicles, our industry-leading remapping software and tools can successfully flash an ECU whilst keeping the original CVN and not throwing any manipulation DTC’s. This means most dealer diagnostic tools would not be able to detect the remap. That said, a remap is NEVER undetectable.The short answer is yes, absolutely. Engine remapping is completely reversible, and your vehicle can be restored to its original factory settings whenever needed.In extreme scenarios, if a remap is done by someone exepreinced, a bad remap can cause serious engine damage! If you’re thinking of getting your car remapped, make sure you use a reputable company that carries out all the procedures and tests before & after extensively.Yes, remapping is safe for your engine—if you do it properly. The key is to choose a tuner who knows what they’re doing, uses the right equipment, and tunes within safe limits. A well-written map on a healthy engine can give you more power, better economy, and a more enjoyable drive without any risk.Can my dealer tell if my car has been remapped? Yes, most modern dealerships have diagnostic equipment that can detect ECU remapping. Even if you flash the car back to standard settings, the ECU often logs how many times it has been reprogrammed, leaving a digital trail that persists.