40 MM Dual Stage NLP Waterlock Muffler | Vetus NLP40

Dual stage waterlock muffler features a body, inlet and outlet that rotate to accommodate many different boat exhaust configurations.

• Vetus type NLP muffler
• 1 9/16 in. hose connections accepts 1 1/2 in. (40mm) inside diameter marine exhaust hose
• Collects cooling water present in the exhaust system when engine is stopped
• Horizontal partition plate reduces exhaust noise
• Features rotable upper/lower chambers, hose inlet and hose outlet for easy installation even in compact engine spaces
• Base of muffler has mounting tabs for floor mounting
• Includes clamp restraints for bulkhead mounting
• Fitted with a drain plug for easy winterization
• 1.2 gallon capacity
• 15 5/32 in. overall length
• 6 1/2 in. width
• 10 in. height
• Ideal for gasoline or diesel inboard engine, sailboat engine and marine generator applications
• For use above or below the waterline
• 3 year warranty
• Replacement drain plug P/N VETUS-DRAIN
• Replacement hose connection o-ring P/N US004
• Replacement hose connection P/N US001