3-1/8 in. Hardwall Marine Exhaust Hose Per Foot | Shields 116-250-3184-1 New Saturn 3B SS Propellers you also reduce carbon buildup

you also reduce carbon buildup in the cylinders

Vernatube Exhaust Tubing 4-Inch Sold Per Foot | Centek Industries 1100504

150 PSI pressure rating

Replaces Mallory 9-57813

The hose has a diameter of 4 inches and a length of 50 feet

3-1/8 in. Hardwall Marine Exhaust Hose Per Foot | Shields 116-250-3184-1 New Saturn 3B SS Propellers you also reduce carbon buildup3 1 8 in. Hardwall Marine Exhaust Hose Per Foot Shields 116 250 3184 1 Shields wire reinforced marine water exhaust hose, sold by the foot. 3 1 8 in. Marine Water Exhaust Hose (with Wire) Price per foot Engine intake Wet Exhaust Connections Use where bends or long lengths required Bilge pump intake discharge Holding tank vent, pump out Black synthetic rubber tube and cover Reinforced with wire helix imbedded between plies of HD synthetic cord