This dash vent includes the deflector.  

Reproduction dash side vent for 1969 Camaro models without AC. Each dash side vent features a chrome plated plastic air vent with correctly textured black plastic fins. Vent housings are manufactured in injection-molded ABS plastic as original and feature foam bushings on vent roller surfaces for smooth operation and correctly positioned mounting holes. Comes pre-packaged in OER® box.

This is the LH or Driver's side vent, which is rectangular and has four mounting holes.  Includes mounting hardware.