Enhanced engine performance. Increased fuel efficiency. Improved vehicle ventilation. Gates automotive air intake and emissions engine hoses are engineered with the latest technologies and superior materials, and developed in partnership with the top automotive manufacturers around the world. Whether you’re repairing a defroster, looking for cleaner-to-air connections for your intake systems, or looking to minimize your environmental impact with state-of-the-art emissions hoses, Gates has the ideal automotive engine hoses for your under hood applications.