The Sierra 18-2779 is a premium replacement marine exhaust hose designed for Volvo Penta and OMC stern drive applications. This durable rubber exhaust boot measures 4 inches inside diameter and 4-1/2 inches long, providing a reliable connection in your engine's exhaust system.
Key Features:
- Constructed from heavy-duty black rubber for long-lasting durability in harsh marine environments
- 4-inch inside diameter designed for proper exhaust flow
- Meets or exceeds original equipment specifications
- Molded ridges and alignment features for secure clamp installation
- Direct replacement for OEM parts without modification
Compatibility:
Compatible with Volvo Penta 4.3L GL, GS, GI, GXI, OSI; 5.0L FI, GL, FL, GXI, OSI; 5.7L GL, GI, GIL, OSI, GXI, OSXI; 5.8L FL, FI, FSI; 7.4L GL, GI; 8.1L GI, GXI, OSI; and 8.2L GL stern drives. Also fits OMC stern drive engines.
OEM Cross-References:
- Volvo Penta 3852696 and 913405
- OMC 3852696 and 913405; Mallory 9-72802
- GLM 89224
Hardware and clamps are not included—original clamps must be reused during installation. Sierra Marine manufactures high-quality aftermarket marine parts engineered to deliver reliable performance in demanding saltwater and freshwater environments.