4" Internal Butterfly Style Rubber Replacement Exhaust Flapper

# 410-280173

4" Internal Butterfly Style Rubber Replacement Exhaust Flapper

These original equipment style rubber flaps are designed to replace missing or burned out flaps. They can also be easily retro-fitted to tips that were not originally equipped with flaps. Note: Flaps are recommended in all wet exhaust systems. Sold each.

Disclaimer: Our internal flaps are designed and rated for applications up to 500 horsepower (HP). Operation beyond this limit may result in flap failure or complete flap loss. For engines exceeding 500 HP external flaps must be used.

MSRP: $43.00
Your Price: $42.86

You Save: 0% off MSRP!

NOTE: This Item is currently out of stock. Expected Ship Date: 8/28/2026 You may place an order for this part but it will not ship until available. Any other items on your order will also not ship until this part is available. Please call us for more information.
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4" Internal Butterfly Style Rubber Replacement Exhaust Flapper

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