BMW Tuning & Performance Parts
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BMW Upgrades: UK Fitting or Worldwide Mail Order
Shop our wide range of BMW performance parts, BMW tuning and accessories online at Paramount Performance. Order the upgrades for your BMW today and get worldwide mail order, or get your BMW performance mods fitted at our headquarters in Bidford-Upon-Avon in the UK. Our state-of-the-art workshop is equipped with the very best 4×4 3000 bhp rolling road.
BMW Performance Shop
Paramount Performance has been carrying out performance upgrades, tuning and remapping and conversions on performance cars since 1986. Becoming a well known and leading Performance tuning Company.
- BMW performance exhausts
- BMW tuning and remapping
- BMW induction kits and air fillers
Best BMW Performance Parts
Paramount Performance has developed a selection of the best BMW performance tuning and performance part upgrade packages for your BMW.
Our packages include BMW modifications, BMW tuning parts and BMW system upgrades all designed to:
- Improve drivability
- Give you a better throttle response
- Increase horsepower and torque
- Improve gear acceleration
- Give you a smooth, accelerated power and effortless driving experience
Check out our BMW HALO vehicle, BMW M3 Gravity Wave.
BMW Model Performance Part Upgrades
- Unlocking BMW Petrol and Diesel Performance
- At Paramount Performance, we specialise in unlocking the true potential of BMW engines — whether petrol or diesel. Each platform responds differently to tuning, but both can benefit from carefully matched hardware and ECU upgrades.
- Petrol BMWs typically offer excellent performance gains, especially when combined with exhaust upgrades and air intakes. These engines are highly responsive to ECU tuning, delivering sharper throttle response, increased horsepower, and more engaging power delivery across the rev range.
- Diesel BMWs, on the other hand, are often tuned for torque. Performance upgrades focus on enhancing mid-range pull, or even improving fuel efficiency, and creating a more flexible driving experience. Gains in torque can transform daily driving. ECU remapping, paired with intake and exhaust refinements, can deliver smooth, sustained power with greater responsiveness.
- Key differences lie in power delivery and tuning strategy. Petrol tuning is often about peak performance and sound character, while diesel upgrades emphasise usable torque and long-range efficiency. Both can be transformed — it just depends on your driving goals.
BMW Tuning and Remapping By Model
BMW Remapping & BMW Tuning for all BMW Models:
- BMW 320d remap
- BMW 335d remap
- BMW 330d remap
- BMW 118d remap
- BMW 125d remap
- BMW 120d remap
- BMW 435d remap
- BMW 123d remap
- BMW 640d remap
- BMW 116d remap
- BMW 535d remap
- BMW 420d remap
- BMW 116i remap
- BMW 335i remap
- BMW 530d remap
- BMW 118i remap
- BMW 320i remap
- BMW 520d remap
- BMW 325d remap
BMW M Performance
- BMW M2 Tuning & Performance Parts
- BMW M3 Tuning & Performance Parts
- BMW M4 Tuning & Performance Parts
- BMW M5 Tuning & Performance Parts
- BMW M6 Tuning & Performance Parts
Popular BMW models for tuning
- BMW 335i Tuning & Performance Parts
- BMW Z4 Tuning & Performance Parts
- BMW X5 Tuning & Performance Parts
- BMW X6 Tuning & Performance Parts
- BMW 1 Series Tuning & Performance Parts
- BMW 5 Series Tuning & Performance Parts
BMW Upgrade FAQs
Can you improve the performance of both petrol and diesel BMWs?
Absolutely. Both petrol and diesel BMWs can benefit from professional performance upgrades – but the tuning approach is tailored to suit each engine’s characteristics.
Petrol BMWs respond exceptionally well to modifications. Whether naturally aspirated or turbocharged, these engines are built for revs and reward upgrades such as ECU remapping, sports exhausts, and air intake systems. The result is sharper throttle response, increased top-end power, and a more exhilarating drive.
Diesel BMWs, by contrast, shine when tuned for torque. Performance enhancements focus on boosting low-to-mid range pull, improving efficiency, and delivering smoother, stronger acceleration – ideal for motorway driving and everyday usability. ECU tuning, combined with supporting upgrades, can unlock impressive gains while maintaining excellent fuel economy.
At Paramount Performance, we offer custom solutions for both. Whether you drive a petrol M-car or a diesel 3 Series, we’ll help you get the best out of your BMW with upgrades designed around how you drive.
What are the most cost efficient and performance enhancing mods you recommend for my BMW?
ECU Remapping
Remapping is the most efficient way to unlock your BMW’s full potential. By recalibrating the engine control unit, we optimise parameters such as boost pressure, fuel delivery, and ignition timing – giving you more power, sharper throttle response, and improved torque delivery. Gains vary by model, but even a stock car can feel transformed.
Plug-and-Play Tuning Boxes
For a flexible, often reversible upgrade, advanced tuning boxes are an excellent option. These systems interface with your BMW’s sensors to adjust performance parameters in real time. Ideal for newer vehicles still under warranty, tuning boxes deliver noticeable improvements in both performance and efficiency — with installation that’s quick and non-invasive.
Why Choose Paramount’s Tuning Solutions?
- Custom BMW maps developed in-house and tested on our dyno
- Compatible with both petrol and diesel engines
- Options for stage 1, stage 2, or hardware-supported tunes
- Safe, smooth delivery with full drivability retained
- Tuning boxes and remaps tailored to your model and goals
Whether you’re chasing sharper throttle response, stronger in-gear acceleration or more responsive everyday driving, remapping and smart tuning solutions offer unrivalled value – with no need to replace a single component.
BMW Upgrade Shop
Interested in upgrading your BMW but not sure where to start?
Get in touch with us at Paramount Performance where a member of our team will be happy to discuss your options with you. You can call us on +44 (0)1789 774444, email us on info@paramount-performance.com or speak to us via our website live chat.