Exhaust Shield - 5 x 9 in Oval - Single Straight Outlet - Aluminum - Natural - Each Brand Allstar Performance Inside tube diameter is approximately 5 x 9, commonly used for exiting two 3-1/2 exhaust pipes. ALL34183 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/