/// Chip tuning

BMW 3-Series 325i

  • E46 - 1998–2005
  • Petrol
  • 192 HP
  • 245 Nm
01 HP 206 +14 HP
02 Nm 270 +25 Nm
STAGE 1 — Original vs. after software
OriginalAfter softwareDifference
Power192 HP206 HP+14
Torque245 Nm270 Nm+25

Power and torque curve

  • Original
  • STAGE 1
058115173231012345678x1000 rpmHP
Power (HP)
076151227302012345678x1000 rpmNm
Torque (Nm)

This curve is an estimate: the peak values are based on real data, while the curve shape is a generic template for the engine type. It is not a measurement.

  • 01Vehicle-specific software
  • 02Checks before and after the procedure
  • 03Original software kept in archive
  • 04Average procedure time 2–3 hours

Figures are for reference and may vary with the vehicle’s condition, fuel quality and equipment. Request a quote for exact information.

ECU software for the BMW 3-Series 325i

The BMW 3-Series E46 - 1998–2005 325i produces 192 HP and 245 Nm as delivered. The software changes these figures within the engine’s mechanical limits and is prepared specifically for the vehicle.

On petrol engines the software work mostly focuses on spreading the power and torque curve over a wider rpm range to improve throttle response.

Which package suits you depends on the vehicle’s condition and your expectations. We decide that together during the quote process.

Other engine options for the BMW 3-Series E46 - 1998–2005

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