BMW M3 chiptuning
BMW M3 E46 (1998 - 2005)
2 engines, 2 with software, Stage 1 from 2,499 RON, up to +22 HP; 1.5-2 hours in the workshop, measured on the Bapro dyno, before and after.
BMW M3 E46 (1998 - 2005) engines: stock, Stage 1, gain, price
EngineStock → Stage 1GainPrice
petrol
E46 M3343 HP · 365 Nm stock343→365 HP+22 HP, +25 Nm2,499 RONStage 1, finalSee the sheet →E46 M3 CSL360 HP · 370 Nm stock360→380 HP+20 HP, +20 Nm2,499 RONStage 1, finalSee the sheet →Average values from repeated dyno measurements; your own figure is read on the dyno. The price is final, with diagnostics and the measurement included. Catalogue updated on 20 October 2026.
Other M3 generations
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