We have a wide selection of air intakes, exhaust, body parts, suspension kits, clutches, ECU upgrades, turbo kits and more in stock for your vehicle! GSC Power Division S1 Camshafts. Part Number # 6025S1 7025S1. These new GSC Billet S1 cams are perfect for 300-500whp applications. You'll love the fast spooling characteristics with virtually no loss of bottom end power.Upgraded valve springs are required. Specifications: Billet Core Intake: 266° - 10.8mm lift Exhaust: 266° - 10.4mm lift. The item "FOR 04-07 SUBARU STI 06-07 WRX 2.5L TURBO GSC S1 CAMSHAFTS CAMS EJ25 EJ255 EJ257" is in sale since Monday, July 1, 2013. This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts\Engines & Components\Camshafts, Lifters & Parts". The seller is "promotiveconceptsllc" and is located in Multiple Warehouses. This item can be shipped to United States, Canada, United Kingdom, Denmark, Romania, Slovakia, Bulgaria, Czech republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Australia, Greece, Portugal, Cyprus, Slovenia, Japan, China, Sweden, South Korea, Indonesia, Taiwan, Thailand, Belgium, France, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, Bahamas, Israel, Mexico, New Zealand, Singapore, Switzerland, Norway, Saudi arabia, United arab emirates, Qatar, Kuwait, Bahrain, Croatia, Malaysia, Brazil, Chile, Costa rica, Panama, Trinidad and tobago, Guatemala, Honduras, Jamaica, Bangladesh, Brunei darussalam, Bolivia, Ecuador, Egypt, French guiana, Guernsey, Gibraltar, Guadeloupe, Iceland, Jersey, Jordan, Cambodia, Liechtenstein, Luxembourg, Monaco, Macao, Martinique, Nicaragua, Peru, Pakistan, Paraguay, Viet nam, Uruguay.