[Vehicle Fitment]: Compatible with Buick Allure 2005-2009 V6 3.8L LaCrosse 2005-2009 V6 3.8L Lucerne 2008-2008 V6 3.8L Compatible with Pontiac Grand Prix 2005-2008 V6 3.8L --- with California Emissions, Partial Zero Emission Vehicle (PZEV) . [Reference Number]: 12619125, 12660127, 911-154, 911154. [Terminal Quantity]: 5 Wires. [Direct Replacement]: The Secondary Air Injection Check Valve fits and performs like original equipment for a trouble-free installation..
