This is actually part #17 in diagram 813-15 901 571 345 32 - a hose to connect the blower to the air duct and not 901 571 348 32, which is the flapped connection through the front firewall between the two air ducts.
This site was designed and produced solely by Pelican Parts. Pelican Parts is not associated with Porsche Cars North America in any manner, except for a mutual appreciation and love of the cars. All pictures and references to the Porsche name, and the car names and shapes are for restoration reference only, and do not imply any association with Porsche. Pelican Parts is not responsible for any typographical errors contained within the site. Information and technical articles within this website are for reference only. Consult authorized factory manuals when performing repair procedures. By entering this site, you agree to hold Pelican Parts free from any liability arising out of the use of any information contained within.