Dinan D760-3700A High Flow Throttle Body - 2006-2007 Bmw 325I/330I/525I/530I/Z4
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The stock throttle bodies are bored from 76mm to 79mm for an 8% increase in the airflow area. The High Flow Throttle Body reduces intake restriction for improved breathing particularly at wide-open throttle, producing additional horsepower and torque.