Headers - 1.625 in Primary - 3 in Collector - Steel - Ceramic - Small Block Chevy - Pair Vendor- RACING POWER CO-PACKAGED MPN R9972 State Restrictions Canada Restrictions - NO Notes:
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/