Our secondary air injection hose connectors are quality-engineered to last, restoring proper air to fuel ratio at startup. This is an ideal replacement part that efficiently transfers air from the air pump to the engine intake to protect against engine damage. Dorman Secondary Air Injection Hose Connectors are as dependable as they are durable. Plus they offer a cost-savings alternative to replacing the entire assembly, saving you time, money, and labor.Nylon connector with rubber O-ringsReduce repair costs by replacing the failed original connector, instead of the entire assemblyDirect replacement for a proper fit every timeSecondary, Air, Injection, Hose, Connector, Hoses, ConnectorsCrankcase Ventilation Hose Connector, Straight To 27 mm BarbedThis part has undergone vehicle try-on testing for conformance to product standardsSmog Hose ConnectorSecondary Air Hose ConnectorCRANKCASE VENTILATION HOSE CONNECTORSCrankcase Hose ConnSecondary Air Injection Hose Fitting