Your Vehicle
BMW 3 serie 325i - N53 - 218hp
Technical Specifications
Power and torque increase
Stage 1: software remap only, no mechanical changes, fully reversible.
Power HP
Torque Nm
Book your Stage 1 remap
499 € VAT included · pay online, the work is done at the workshop you choose
Power Graph
BMW 3 serie 325i - N53 - 218hp: da 218 a 265HP
Remapping BMW 3 serie
MasterTuning is a leader in developing remapping for BMW. La BMW 3 serie 325i - N53 - 218hp può passare da 218 HP a 265 HP con un incremento di 47 HP.
The development of each remap is customized by MasterTuning.
- 100% tested and customized files guarantee
- Tested and developed on a 4x4 dyno
- Best performance, within safety margins
- Reduced fuel consumption
ECU Remapping Details BMW 3 serie 325i - N53 - 218hp
The BMW 3 serie 325i - N53 - 218hp is equipped with a petrol engine that produces 218 HP and 270 Nm of torque in its factory configuration. With MasterTuning's professional ECU remapping, this BMW can achieve 265 HP (+22%) and 315 Nm (+17%).
Our Stage 1 tuning for the 3 serie E90/E91 - 2005 - 2010 delivers an impressive gain of +47 HP and +45 Nm, optimizing the petrol engine's performance while maintaining reliability and staying within safe parameters.
The engine code N53B30A identifies this specific powerplant configuration. The Siemens/Continental MSD81 / Siemens/Continental MSV80 / Siemens/Continental MSD80 ECU is professionally recalibrated to unlock hidden potential while preserving engine longevity.
With 218 HP from factory, this BMW 3 serie is already a performance vehicle. Our remapping extracts even more potential, delivering exhilarating acceleration and enhanced driving dynamics for enthusiasts who demand the best.
Technical Specifications — BMW 3 serie 325i - N53 - 218hp
Factory technical data for the BMW 3 serie 325i - N53 - 218hp (E90/E91 - 2005 - 2010), used by MasterTuning engineers to develop a tailored, dyno-tested remap for this specific powerplant.
| Engine code | N53B30A |
|---|---|
| ECU / Control unit | Siemens/Continental MSD81 / Siemens/Continental MSV80 / Siemens/Continental MSD80 |
| Fuel | Petrol |
| Compression ratio | 12.0 |
| Bore × stroke | 85.0 X 88.0 mm |
| Stock power | 218 HP · 270 Nm |
| Remapped power (Stage 1) | 265 HP (+47) · 315 Nm (+45) |
Don't want to touch the ECU?
Rapid Dimsport add-on modules connect to the engine sensors with original connectors: they fit in a few hours and come off without a trace, leaving the factory software untouched. Useful on a leased car, one still under warranty or one you plan to sell soon. Check which ones fit your BMW 3 serie.
Frequently Asked Questions - BMW 3 serie
How much power can I gain from remapping my BMW 3 serie?
With MasterTuning Stage 1, your BMW 3 serie 325i - N53 - 218hp can gain +47 HP (from 218 to 265 HP) and +45 Nm of torque. This represents a 22% increase in power.
Is ECU remapping safe for the BMW 3 serie engine?
Yes, MasterTuning's remapping for the BMW 3 serie 325i - N53 - 218hp is developed within safe parameters. All calibrations are tested on our 4x4 dyno and stay within the mechanical limits of the N53B30A engine.
Is the BMW ECU remapping reversible?
Absolutely. The original factory calibration of your BMW 3 serie is always backed up before remapping. The process is 100% reversible at any time.
Will remapping affect my BMW warranty?
ECU remapping may affect your manufacturer warranty. We recommend checking your specific warranty terms. Many of our customers choose to remap after the warranty period or accept this trade-off for the significant performance gains.
Other Remaps You Might Like
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Book your remap or ask for a quote
Stage 1 can be bought online and is done at the workshop you choose; for Stage 2 we send you a quote.
Stage 2 is quoted on request: write to us and we will reply with price and timing.
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