The K&N Typhoon short ram intake for 2007–2009 Mazdaspeed3 (2.3L turbo) replaces the stock intake tube with a mandrel-bent aluminum pipe and a washable, reusable oiled cotton high-flow air filter. K&N states this design can increase horsepower and torque, allows up to 100,000 miles between filter services under normal highway use, and is backed by the K&N Million Mile Limited Warranty.
K&N 07-09 Mazdaspeed3 Silver Typhoon Short Ram Intake