4" Straight Cut Exhaust Tips with Internal & External Flaps (Pair) 2” External Length, 5” Internal Length 

4" Diameter 304 stainless steel Exhaust tips measure 7" long with 2" external and 5" internal. Internal and External Flaps (SOLD IN PAIRS)

IMCO offers a wide variety of polished, stainless steel exhaust tips. All 90- degree tips are available with internal, and external flaps to prevent engine backwash. Mounting hardware not included. Custom tips are also available.

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.