Fuel Return Line Hose - 78 to 80 4.5L 16v K-Jet - Cohline was 928 356 041 00 was 928 356 041 02 USA/CAN up to Early 80 VIN 92A0811105 ROW up to Early 80 VIN 91A0800878 Fuel Feed Line Hose - 80 4.7L S 16v K-Jet - Cohline ROW up to Early VIN92A0820538 #45 on the PET Drawing This hose is on the Right side of the Engine. Made in Germany using Cohline Hose & fittings. Cohline was the original supplier of this hose to Porsche. Working, Test & Burst pressures far exceed this application.