Shields Hose 16-254-4121 Exoflex Water/Exhaust Hose 4-1/2" x 6-1/4'

The Shields Exoflex 2544121 is a heavy-duty marine hose designed for engine intake, wet exhaust connections, and other demanding marine applications where flexibility and durability are essential. This 4-1/2" inner diameter hose comes in a 6-1/4' length and features enhanced corrugation design for superior bending capability without kinking.

Key Features:

• SAE J2006 R2 certified and Lloyd's Register Type Approved for marine applications
• Double the ozone resistance required by SAE J2006 standards for extended service life
• Reinforced construction with synthetic plies and steel wire helix for maximum strength
• Operating temperature range: -22°F to 212°F with peak capability to 239°F
• Optimized corrugation pattern provides secure double clamp locations
• Replaces legacy 252 Series hose and works in any 250 Series application

Applications:

• Engine intake and wet exhaust connections requiring significant bends
• Holding tank vent and pump-out systems
• Toilet intake and discharge lines
• Bilge pump intake and discharge
• Scupper drain lines

The Exoflex design delivers exceptional flexibility without sacrificing strength, making it ideal for tight engine compartments and complex routing situations. The steel wire helix reinforcement prevents collapse under vacuum conditions while maintaining bend radius capability.