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Manley Performance Oversized Piston Rings for Subaru WRX/STi (EJ257)

Optimize your Subaru WRX/STi's engine with this set of Manley Performance piston rings. Designed for the EJ257 engine, these rings are sized at 99.75mm, representing a +.25mm oversized bore. This set is ideal for engine rebuilds or repairs where the cylinders have been bored out to accommodate the larger size, ensuring a perfect fit and optimal sealing.

Engineered for Performance:

• Vehicle Fitment: Specifically designed for 2004 and newer Subaru WRX and STI models equipped with the EJ257 engine. Also fits various Impreza trims from 2004-2012, including Limited and Special Edition models.
• Oversized Bore: 99.75mm bore size (+.25mm) is perfect for engines that have been honed or bored to a larger diameter.
• Multi-Layer Thickness: Features a 1.2mm top ring, 1.2mm second ring, and 2.0mm oil ring for superior sealing and oil control.
• High-Quality Materials: Manley Performance utilizes premium materials to ensure durability and consistent performance under demanding conditions.
• Enhanced Engine Seal: Ensures a tight seal between the piston and cylinder wall, maximizing compression and power output.

Properly sized piston rings are critical for engine efficiency, oil consumption management, and overall power delivery. These Manley rings are manufactured to exacting standards, providing the reliability needed for both daily driving and high-performance applications. Ensure your Subaru's engine performs at its peak with these precision-engineered components.

Upgrade your engine with confidence. Manley Performance parts are trusted by enthusiasts and professionals alike for their quality and performance. Find these and other essential engine components at GGCRACING.