Pacesetter 72C2269 1-7/8" Armor Coat Long Tube Header (Non-CARB Compliant) 3" Slip-Fit Collector; This item is not for sale in California/Non CARB compliant Port-matched CNC Machined 3/8" thick flanges Primaries are sequenced into the collector for the best scavenging Necessary gaskets and fasteners are included ARMOR coat 2000 degree metallic ceramic coating