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Welcome
to Our Car Remapping Blog
Follow us as we bring you the latest news from the automotive world through regular car remapping blog posts. Check out our recent remapping projects, engine tuning guides and custom dyno tuning stories.


BMW 20d Remapping in Suffolk - N47 & B47 Engine Tuning Explained
The BMW 20d diesel engine is one of BMW’s most popular and well-known powerplants. Found across models such as the BMW 120d, 220d, 320d, 420d and 520d, it offers an excellent balance of performance, torque and fuel economy from the factory. It’s also a great BMW engine to benefit from a custom ECU remap. If you’re considering a BMW 20d remap in Suffolk, understanding your engine variant and choosing a highly rated tuning specialist is key to getting safe, reliable results. I
Alan
Feb 53 min read


Tuning Box or Stage 1 Remap: What’s Best For Your Car?
If you’ve been looking to get more power out of your engine, you’ve probably seen the ads for plug-in tuning boxes or tuning modules. Some promise big increases in horsepower and torque with a simple install, but do they actually deliver? We recently did a comparison on two cars with the same VAG 1.5 TSI engine: one with a popular tuning box and one that we stage 1 remapped. In this blog we will answer the question: Tuning Box or Stage 1 Remap? Tuning Box or Stage 1 Remap - R
Alan
Jan 23 min read


How Does Remapping Improve Vehicle Performance - an Optimal Automotive guide
If your car feels slower than you'd like and lacks punch when you press the accelerator, it could be crying out for a remap! Every modern engine is controlled by an ECU (Engine Control Unit), and the factory settings inside that ECU are designed to keep the engine safe, fuel-efficient, and compliant with emissions rules. That means a lot of potential power is deliberately held back. This is where remapping comes in. Remapping is the process of optimising the ECU’s software to
Alan
Dec 5, 20253 min read


BMW MDG1 ECU Unlock for 2020+ Models - Now Available at Optimal Automotive
The wait is over! For the last five plus years, tuners and BMW drivers have been patiently waiting for a cost-effective and convenient unlock service for the Bosch MD1 and MG1 DME's fitted in most BMW vehicles built after June 2020. Thanks to a welcomed announcement today, our partner Autotuner has just released a breakthrough Remote Unlock solution for BMW Bosch MD1 and MG1 ECUs, finally allowing safe and affordable tuning on 2020+ BMW models without opening the ECU (in the
Alan
Nov 14, 20253 min read
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