Silicone Hose, Straight, 1 5/8 inch ID, 1 Foot Length SHL19-RED-4M The 5mm wall thickness results

The 5mm wall thickness results in a 3 3/8" (86mm) OD at one end and 3 5/8" (93mm) OD at the other

The 89mm ID at one end and 83mm ID at the other end let you connect a 3 1/2" OD tube to a 3 1/4" OD tube

These anodized aluminum joiner nipples are designed for splicing together our 57mm (2 1/4") ID silicone coolant and turbo intake hose

88 1 3/4" 45mm 2

Silicone Hose, Straight, 1 5/8 inch ID, 1 Foot Length SHL19-RED-4M The 5mm wall thickness resultsOur silicone hose is built for endurance and performance in custom coolant and intake plumbing applications. Each hose is hand crafted from multiple layers of silicone rubber with polyester reinforcing fabric between the layers. The silicone rubber remains flexible and tough from 50 C to +180 C ( 76 F to 356 F). These one foot (12" 33cm) long straight hoses have a 1 5 8" (41mm) ID with a smooth, shiny "wipe down" finish. The 3 ply reinforcement