Project BMW M3 Part 2: Cooling system and airflow sensor
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After the AA/ecIS intake kit and exhaust were installed, the greatest horsepower and torque increases over stock came with the addition of these 21.5-lb injectors, taken from a stock 3.2L M3, mated with this custom chip burned by AA. We saw a killer 229.3 hp and 214.1 lb-ft of torque at the wheels with this setup. View Related Article
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