{"product_id":"manley-performance-ej257-platinum-series-pistons-for-subaru-wrx-sti-2004-2007-part-number-612100c-4","title":"Manley Performance EJ257 Platinum Series Pistons for Subaru WRX STI 2004-2007, Part Number 612100C-4","description":"Our signature \"Platinum Series\" pistons feature 2618 alloy forgings, proven cam and barrel skirt profiles, tool steel wrist pins, and moly skirt coatings on select part numbers. Join the ranks of professional engine builders and tuners who rely on Manley pistons for superior performance and durability.\n\u003cul\u003e\n  \u003cli\u003eChrome Moly Wrist Pins: Premium Chrome Moly wrist pins come standard with our Standard Series Pistons. For select SKUs, we offer wrist pin upgrades to 9310 and Turbo Tuff\/DLC alloys, providing additional durability.\u003c\/li\u003e\n  \u003cli\u003eUnique Fixturing: Manley's unique fixturing allows for skirt turning and ring groove machining in a single operation, ensuring ultimate ring groove to skirt squareness.\u003c\/li\u003e\n  \u003cli\u003eExacting Ring Lands and Grooves: We adhere to strict standards for piston ring lands and grooves, resulting in enhanced ring seal and more power.\u003c\/li\u003e\n  \u003cli\u003eCam and Barrel Profiles: Our pistons boast cam and barrel (skirt) profiles that generate substantial power while being gentle on cylinder walls.\u003c\/li\u003e\n  \u003cli\u003e2618 Alloy Forgings: We use domestic 2618 alloy forgings, ensuring superior strength and performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eUpgrade your Subaru WRX STI with the Manley Performance Platinum Series pistons designed specifically for EJ257 engines from 2004 to 2007. These pistons feature premium 2618 alloy forgings, providing exceptional strength and durability for high-performance applications. The proven cam and barrel skirt profiles optimize power output while minimizing wear on cylinder walls, making them suitable for both street and track use. Moly skirt coatings on select part numbers further enhance wear resistance, ensuring long-lasting performance even under demanding conditions.\u003cbr\u003eManley's pistons come equipped with chrome moly wrist pins as standard, offering superior strength and reliability. For select models, optional upgrades to 9310 and Turbo Tuff\/DLC alloys are available, providing additional durability for high-stress tuning scenarios. The unique fixturing process used during manufacturing allows for precise skirt turning and ring groove machining in a single operation, ensuring perfect ring land and groove squareness. This meticulous process improves ring seal and combustion efficiency, translating to more power and better engine response.\u003cbr\u003eDesigned with exacting standards, these pistons feature carefully engineered ring lands and grooves to maximize sealing and minimize blow-by. The cam and barrel profiles are crafted to generate substantial horsepower while being gentle on the cylinder walls, promoting engine longevity. Suitable for turbocharged setups, these pistons are an ideal upgrade for enthusiasts seeking increased performance and durability from their Subaru EJ257 engine. Trust Manley's expertise and high-quality manufacturing to enhance your vehicle’s engine capabilities for both daily driving and competitive racing.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003e2618 alloy forgings for superior strength and performance\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eProven cam and barrel skirt profiles optimize power and minimize wear\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eChrome moly wrist pins standard, with optional upgrades to 9310 and Turbo Tuff\/DLC alloys\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eUnique fixturing enables precise skirt turning and ring groove machining\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eExacting ring land and groove standards for improved sealing and power\u003c\/li\u003e\u003c\/ul\u003e\u003cbr\u003e\nFitment:\u003cbr\u003e\n2004 Subaru Impreza WRX STI\u003cbr\u003e\n2005 Subaru Impreza WRX STI\u003cbr\u003e\n2006 Subaru Impreza WRX\u003cbr\u003e\n2006 Subaru Impreza WRX Limited\u003cbr\u003e\n2006 Subaru Impreza WRX STI\u003cbr\u003e\n2006 Subaru Impreza WRX TR\u003cbr\u003e\n2007 Subaru Impreza WRX\u003cbr\u003e\n2007 Subaru Impreza WRX Limited\u003cbr\u003e\n2007 Subaru Impreza WRX STI\u003cbr\u003e\n2007 Subaru Impreza WRX STI Limited\u003cbr\u003e\n2007 Subaru Impreza WRX TR\u003cbr\u003e\n2008 Subaru Impreza WRX\u003cbr\u003e\n2008 Subaru Impreza WRX STI\u003cbr\u003e\n2009 Subaru Impreza WRX\u003cbr\u003e\n2009 Subaru Impreza WRX Premium\u003cbr\u003e\n2009 Subaru Impreza WRX STI\u003cbr\u003e\n2010 Subaru Impreza WRX\u003cbr\u003e\n2010 Subaru Impreza WRX Limited\u003cbr\u003e\n2010 Subaru Impreza WRX Premium\u003cbr\u003e\n2010 Subaru Impreza WRX STI\u003cbr\u003e\n2010 Subaru Impreza WRX STI Special Edition\u003cbr\u003e\n2011 Subaru Impreza WRX\u003cbr\u003e\n2011 Subaru Impreza WRX Limited\u003cbr\u003e\n2011 Subaru Impreza WRX Premium\u003cbr\u003e\n2011 Subaru Impreza WRX STI\u003cbr\u003e\n2011 Subaru Impreza WRX STI Limited\u003cbr\u003e\n2012 Subaru Impreza WRX\u003cbr\u003e\n2012 Subaru Impreza WRX Limited\u003cbr\u003e\n2012 Subaru Impreza WRX Premium\u003cbr\u003e\n2012 Subaru Impreza WRX STI\u003cbr\u003e\n2012 Subaru Impreza WRX STI Limited\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbdoy\u003e\n\u003ctr\u003e\u003ctd\u003eAir Freight Prohibited: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eNot Carb Approved: true\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eCarb Acknowledgement Required: true\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eLtl Freight Required: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eProp 65: Y\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003ePart Type: automotive\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eEpa: N\/A\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eRegular Stock: t\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eUnits Per Sku: 1\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/tbdoy\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"Manley Performance","offers":[{"title":"Default Title","offer_id":53605471944977,"sku":"612100C-4","price":699.23,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0949\/3830\/0689\/files\/be4e4cf02748dcaa395a658061a10183_5538bb89-3875-4685-885e-3dad6e824458.jpg?v=1779991252","url":"https:\/\/shoprenegade.com\/products\/manley-performance-ej257-platinum-series-pistons-for-subaru-wrx-sti-2004-2007-part-number-612100c-4","provider":"Renegade Speed by Renegade Racing \u0026 Performance","version":"1.0","type":"link"}