Description
Enhance your vehicle’s performance with the Injen RD Series Cold Air Intake, designed specifically for 2003-2004 Mazda Protege and 2003.5 Mazda Mazdaspeed models. Crafted with precision, this intake system features a mandrel-bent 6061-T6 aluminum tube that ensures a smooth airflow path, reducing restrictions and maximizing power output. The intake reaches deep into the engine bay to draw in the coolest, densest air, which translates into improved throttle response and horsepower.
The system includes a fully serviceable Injen SuperNano-Web dry air filter, offering increased surface area for higher airflow and superior filtration. This high-performance filter maintains optimal air-fuel ratios throughout the powerband without requiring additional tuning, providing measurable gains of up to 14 horsepower and 14 lb-ft of torque on the dyno. The aggressive engine tone under full throttle adds an exhilarating sound, heightening the driving experience.
Available in a polished or black powder-coated finish, the Injen RD intake allows for personalized aesthetics while maintaining durability. Its design ensures compatibility with existing components and includes optional accessories like hydroshields for added protection. Backed by Injen’s limited Lifetime Warranty, this intake system is fully compliant with EPA standards and CARB EO # D-476-4, making it a reliable upgrade for enthusiasts seeking increased performance and a distinctive sound. Made in Pomona, California, this system is an excellent choice for serious drivers aiming for maximum power and a refined appearance.
Features:
- Smooth mandrel-bent aluminum intake tube for unrestricted airflow
- Provides power gains up to 14 horsepower and 14 lb-ft of torque without additional tuning
- Includes a fully serviceable SuperNano-Web dry air filter for increased airflow and filtration
- Available in polished or black powder-coated finish for aesthetic customization
- Deep engine bay intake placement for cooler, denser air intake
- Aggressive engine tone under full throttle enhances driving experience
- Made in California with high-quality materials
- Backed by Injen’s limited Lifetime Warranty
- EPA compliant with CARB EO # D-476-4
Fitment:
Mazda Miata Mazdaspeed 2004
Mazda Protege Mazdaspeed 2003



























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