Vetus NLPH Waterlock Muffler
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Vetus NLPH Waterlock Muffler

Vetus NLPH Waterlock Muffler

  • Capacity: 3 Liters, Select Hose ID
  • Dimensions: 25-2/3" L x 4-1/3" D
  • Horizontal Mount, Body and Inlet/Outlet Rotate for Easy Installation
  • Item #: 
    Model #: 
    Multiple Models Available
    List Price: 
    Our Price:
    Please enter quantity below.

    Hose ID
    Model #
    Shipping Weight
    40 MM
      4.00 Lbs.
      *In Stock!*
    Our Price: $152.99
    45 MM
      4.70 Lbs.
      *In Stock!*
    Our Price: $152.99
    51 MM
      4.05 Lbs.
      *In Stock!*
    Our Price: $152.99
    Click the "More Info" button above for specific information about that product.

    Vetus NLPH Waterlock muffler for horizontal mounting. Two component rotating construction makes installation easy.

    Vetus Exhaust System Information


    • Both components and inlet/ outlet connections rotate 360°, saving installation time and space
    • Drain plugs make winterizing easy
    • Great sound deadening capabilities
    • Collects cooling water present in the system when the engine is stopped


    • Hose ID: NLPH40 1-9/16" (40 mm), NLPH45 1-12/16" (45 mm), NLPH50 2" (51 mm)
    • Diameter: 4-1/3" (110 mm)
    • Length overall: 25-2/3" (652 mm)
    • Capacity: 3 Liters (0.8 gal)

    Imperial dimensions are approximate. The manufacturer built this product to metric specs.

    WARNING: This product MAY expose you to chemicals, which are known to the State of California to cause cancer, birth defects and/or other reproductive harm. For more information go to

    Vetus Air Vent Anti Syphon Device With Valve
    Item #: 305425
  • Fits Hose ID: 1/2", 3/4", 1", and 1-1/4"
  • For Wet Exhaust Systems, Material: Synthetic, Air Bleed Connection: Rotating
  • Self-Contained
    Model #:
    Vetus Hose Connectors
    Item #: 305432
  • Fits Hose ID: 1-1/4" - 2-1/4"
  • Material: Synthetic
  • Cut Fitting to Accommodate Desired Hose ID
    Model #:
    Vetus Replacement 45° Hi-Temp Rotating Exhaust Hose Connection
    Item #: 305450
  • Select Fitting Outside Diameter
  • Applications: Vetus NLP, NLPH, NLPG, WLOCK, LSS and LSGS Units
  • Includes (2) O-Rings, Material: Synthetic
    Model #:
    Multiple Sizes Available
    Vetus Replacement Single Exhaust Hose Connection Set
    Item #: 305452
  • Angle: 45°, Type: Hi-Temp, Rotating, Includes Fastening Parts*
  • Material: Synthetic, Select Fitting Outside Diameter
  • Applications: Vetus NLP, NLPH, NLPG, LSG and LSGS Units
    Model #:
    Multiple Models Available

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