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BMW M3 E46 E46 1998 - 2005 M3 343 hpChip Tuning

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BMW chip tuning performance data calculator

m3-343-hp-326s4

Horsepower (HP)
Original343
Stage 1
365+22 HP
Stage 2
384+41 HP
Torque (NM)
Original365
Stage 1
390+25 NM
Stage 2
410+45 NM
Max Component Potential (Stage 2)98.4% Efficiency