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Exhaust Protector Valves

Save 40% Off.
Your Price: $19.34
Save: $9.14
(32% Off $28.48)
Part # 18-4456 ValueShip™ Eligible
Includes Stainless Steel Clamp 3"

Replaces OEM part #
Your Price: $20.84
Save: $10.43
(33% Off $31.27)
Part # 18-4457 ValueShip™ Eligible

Key Features:

  • Compounded rubber flapper valves prevent water from entering the exhaust system
  • Made with weather resistant EPDM with U/V stabilizer

Additional Details:

  • Includes: Stainless Steel Clamp
  • Size: 4" or 101.6mm

Replaces OEM part #
Your Price: $38.32
Save: $16.49
(30% Off $54.81)
Part # 18-4458 ValueShip™ Eligible
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Includes Stainless Steel Clamp
Fits both 5" & 6" Exhaust
Mallory Exhaust Flapper 5-6" 9-44002
Fall Sale Price: $31.61
Save: $21.56
(40% Off $53.17)
Part # 9-44002 ValueShip™ Eligible
Hurry! Only 1 left in stock
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Replaces GLM #:89260
Replaces Original Equipment Manufacturer(OEM):Universal
Replaces Original Equipment Manufacturer # (OEM #):n/a
Fits Application:Universal
Premium Protector Valves for wet exhausts are made of 100% durable EPDM that is extremely resistant to UV light, ozone, heat, and weather aging. For salt or fresh water. It will give the boat's exhaust system dependable protection in any harsh marine environment. Complete with stainless steel clamps.
Does this fit 87 carver 32?
This is designed to replace the following OEM Part Numbers: GLM 89250, Mallory 9-44001, Mercury Marine 12644A1.
Is this a 3 inch?
According to Sierra, this fits over a 3 inch valve. Meaning the I.D. of the part itself is a little larger than 3 inches.
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