BMW (E46) M3 ECU Tuning Software (2001 - 2006) – highsocietymods

HEX Tuning is Expertly calibrated and extensively tested to provide noticeably improved throttle response with increased horsepower and torque, all while preserving your OEM like drivability and reliability

Epic Motorsports - ECU Performance Software - BMW E46 M3/Z3M (S54) – european auto source

M3 E46 ECU Tuning Litchfield Motors

E46 M3 – AutoTuningHouse

New *Free* Software Utility for the E39 M5 & E46 M3 by ECUWorx - ECUWorx

Designation: 6cyl M52 motors in 323/ 325/ 328 (1996+ OBD2 vehicles only)

BMW (E36) ECU Software

E46 M3 Engine Upgrades – Haimus Shop

+15hp / +16ft-lbs. Add horsepower and torque with modified VANOS, DISA, fuel and ignition maps.

Epic Performance Software - E46 325i/330i

E46 M3 Engine Upgrades – Haimus Shop

ECU Tune for 2001-2005 BMW 3 Series E46 M3, MZ3, M Coupe, With S54