Sierra 18-2779 Marine Exhaust Hose for OMC Stern Drive and Volvo Penta

The Sierra 18-2779 is a premium replacement upper exhaust hose engineered for OMC Cobra stern drives and Volvo Penta inboard/outboard engines. Manufactured from durable marine-grade rubber, this exhaust hose is designed to withstand the harsh conditions of the marine environment while meeting or exceeding OEM specifications.

Key Features:

• 4-inch inside diameter for proper exhaust flow
• Approximately 4.5 inches in length
• Constructed from heavy-duty rubber compound resistant to heat and saltwater
• Direct replacement for OEM parts with proper alignment ridges for secure clamping
• Designed for use with multiple Volvo engine models including 4.3L, 5.0L, 5.7L, 5.8L, 7.4L, and 8.1L stern drives

OEM Cross References: Replaces Volvo Penta 3852696, OMC Stern Drive 3852696 and 913405, Mallory 9-72802, and GLM 89224. Sierra products are engineered to meet or exceed original equipment standards, providing reliable performance and long service life in demanding marine applications.

Note: Hose clamps not included; original hardware must be reused for proper installation.