Pay in 4 interest-free payments of $149.38 Learn more
Ships within 48 hours · Estimated delivery Aug 12 - Aug 17
Example options include Vmax/top speed limiter delete
what to expect
catless headers
the MAF sensor is eliminated
Stage 1: This is our “OEM plus” tune
BMW Z4 (2003-2005) MS45 ECU Tune - Stage 3 FIC Fuel Injectors:No Example options include Vmax/top speedSee our full write up for more details and other tuning options! Stage 3: Specifically developed ECU tuning for vehicles making over 400 bhp 350 whp, or engines utilizing a blow through aftermarket mass airflow (MAF) sensor. Stage 3 includes the same parameter revisions as Stage 2, plus additional modifications to the ECUs program code to support a high flow MAF sensor as well as sensor scaling. Stage 3 is recommended for cars with built engines,
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