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The Injen RD Series polished cold air intake for 1999-2000 Mazda Protege 1.8L uses mandrel-bent 6061-T6 tubing and a SuperNano-Web dry filter to improve airflow and throttle response. Dyno-proven gains of up to 6 hp and about 6 lb-ft of torque are reported while maintaining safe air–fuel ratios; the kit includes tubing, filter, hardware and instructions and is backed by Injen’s limited lifetime warranty.
Injen 99-00 Protege 1.8L Polished Cold Air Intake
