911 H1-H4 Head Light Covers Body Panels and Accessories_Wings Tails and Decklids NACA ducts fit a 3"

NACA ducts fit a 3" hose

The title calls out 8x16

Specify 911 or 964 in "Order Instructions" at check out

and how you want it to fit into your garage

Primary inside diameter: 38 mm

911 H1-H4 Head Light Covers Body Panels and Accessories_Wings Tails and Decklids NACA ducts fit a 3"911 H1 H4 Head Light Covers is a headlight piece for classic Porsche 911 builds. Choose it when the part needs to support a classic 911 plan and fit the rest of the car. Lighting and exterior detail parts have a big effect on whether a classic 911 looks finished and period aware. Best for You are refreshing or changing headlight, taillight, turn signal, bucket, or lens details. You want the front or rear lighting treatment to support the build style.