- Brand new reproduction of the original hollywood wolf whistle
- Period correct design for hot rods, classic cars, show cars
- Metal housing
Gray Finish. Fitment Notes: This vacuum whistle must be installed on the intake manifold. Do not use pipe fittings smaller than 1/8" in the installation. If additional tubing is used to extend the length, do not use tubing smaller than 3/8". Contains all necessary fitting hardware.