BMW 3 serie 325i - N53 - 211bhp tuning file
E90/E91 (2005–2010) · Petrol · ECU: Siemens/Continental MSV80 / Siemens/Continental MSD81 / Siemens/Continental MSD80
Stage 1 remap: +54 bhp & +45 Nm
ECU
Read methods
Available solutions
With a bespoke remap the BMW 3 serie 325i - N53 - 211bhp gains +54 bhp and +45 Nm, rising from 211 bhp / 270 Nm to 265 bhp / 315 Nm (26% more power). We build each tuning file around the software number of your read on the Siemens/Continental MSV80 / Siemens/Continental MSD81 / Siemens/Continental MSD80, so nothing generic goes back into the car. Add DECAT, DTC Removal, FLAPS, Pop & Bang Crackle map to the same file if needed.
Who is this remap for?
Naturally aspirated petrol engines gain less than turbo engines, but a remap still improves throttle response and smooths out flat spots in the power delivery. 211 → 265 bhp equals roughly 157 → 198 kW.
Figures are guide values from our rolling road and comparable vehicles. Results depend on the vehicle's condition, hardware and fuel quality. Remapping in the UK: let your insurer know about the modification. DPF, EGR and AdBlue solutions are supplied for off-road and motorsport use only and are not legal for use on UK roads.
Engine specification
| Fuel type | Petrol |
| Engine size | 2996 CC |
| Compression ratio | 12.0 : 1 |
| Bore × stroke | 85.0 X 88.0 mm |
| Engine code | N53B30A |
Other BMW 3 serie E90/E91 (2005–2010) engines
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