Exhaust Shield - 6 in Diameter Round - Single Straight Outlet - Aluminum - Natural - Each Brand Allstar Performance Inside tube diameter is 6, commonly used for exiting one 5 exhaust pipe. 6 OAL ALL34181 Truck Freight- NO State Restriction-
Proposition 65: These products may contain a chemical known to the state of California to cause cancer and birth defects or other reproductive harm. For more details visit https://www.p65warnings.ca.gov/