Softwall Nautiflex Blue Silicone Exhaust Hose, 5" x 3' 

For straight connections in wet exhaust systems or engine water circulation lines. Blue silicone cover with smooth finish for easy clean up. Flexible - easy to install 4 -plies of synthetic fabric. Stable at elevated temperatures. Resistant to: exhaust fumes, ozone, mild chemicals, antifreeze, salt water. Temperature range: -20°F to +350°F. Meets SAE J2006 Type R. Meets ISO 13363:2004 - Type 2 - Class B.

ID: 5", OD: 5-3/8", Length: 3'