Cohline 4.5 x 8.5 mm Fuel Hose for Porsche Fuel System Applications

This Cohline 4.5 x 8.5 mm Fuel Hose is used for Porsche fuel system service where the listed dimensions match the original hose. Cohline has been manufacturing automotive fluid system components since 1932, supplying hose and pipe assemblies for fuel, oil, cooling, and hydraulic applications to major vehicle manufacturers including Porsche. Known for German engineering, OEM-level fitment, and durable construction across metal, plastic, and elastomer components, Cohline parts are built for dependable sealing, proper routing, and long-term reliability. It is used to replace small-diameter smooth rubber fuel hose in low-pressure fuel circuits.

Technical Details

• Manufacturer part number: 2110.0300
• Part type: Fuel hose
• Size: 4.5 mm inner diameter x 8.5 mm outer diameter
• Construction: Smooth rubber without braiding
• Use: Low-pressure fuel service
• Supply note: Sold by the meter

Fitment & Compatibility

This hose is sold by dimension rather than a vehicle-specific fitment list, so match it by inner diameter, outer diameter, hose construction, pressure rating, and the fluid or vapor it is intended to carry before ordering.

If you are trying to confirm dimensions, side-specific fitment, or model coverage, reach out to PMB Performance before ordering. We have spent over 20 years helping Porsche owners sort through fitment details and can help narrow it down.