Now available from Bosch is the 2005/2006 Spark Plug Catalog (#221101) covering domestic and import cars, light trucks, SUVs and vans, updated with complete 2005 model year coverage and extensive 2006 applications. Upgrades to the 2005/2006 Spark Plug Catalog include detailed information on modifications to the Bosch Super spark plug program; new marketing numbers added to Super and Specialty Spark Plugs; technical information about Bosch Spark Plug testing and new marketing numbers added to the cross reference information.