Gone are the days of an intake serving aesthetic purposes only. There is no question that cold air intakes make serious power on the Mazdaspeed3, and who better to turn to than the air induction experts at AEM The AEM cold air intake incorporates many features that other manufacturers omit to save time and production costs. The AEM cold air intake uses stock diameter size mandrel bent aluminum piping and even includes an air-flow straightener, a critical part to the MS3 induction system that ensures proper fuel trims and minimized intake turbulence. The AEM cold air intake system for the Mazdaspeed6 includes AEM’s famous washable oil-free conical dry-flow air filter, instructions and all the necessary installation hardware.