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Sierra 18-4456 3 in. Exhaust Flapper With Clamp

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Sierra 18-4456 3 in. Exhaust Flapper With Clamp

Retail Price: $39.49
Your Price: $36.69
You Save: $2.80 (7 %)
24 in stock. Ships same day or next business day.
Part Number: SIERRA-18-4456
Sierra 18-4456 3 in. Exhaust Flapper With Clamp. Exhaust protector valve mounts on the outside of 3 in. exhaust tip to prevent backflow of water into the exhaust.
  • For 3 in. diameter exhaust thru hulls
  • Prevents backflow of water into exhaust system
  • Stainless steel clamp included
  • Designed to mount on the outside of exhaust tips
  • Replaces Mercury 34765A1, 34765A2
  • Replaces OMC/Johnson/Evinrude 509494
  • Replaces Mallory 9-44000

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