All OBX product will require filing for Manufacturer's Limited Lifetime Warranty against manufacturer defects (Must fill out and return warranty card with a copy of the receipt and within 30 days of purchase date)
Primaries: 1.5"
Port Shape: Round
Port ID: 1.4"
Collector: 2.5"
Outlet: 2.5"
O2 Bung: 2
Disclaimer: “For off-road competition/racing use only. This product is not intended to be installed on vehicles registered for highway use. LEGAL IN CALIFORNIA ONLY FOR RACING VEHICLES THAT MAY NEVER BE USED, OR REGISTERED OR LICENSED FOR USE, UPON A HIGHWAY.” Please visit http://www.obxracingsports.com/about_us.php
