Manley 04+ Subaru WRX/STi (EJ257) 99.75mm Bore 1.2mm x 1.2mm x 2.0mm +.25mm Oversized Ring Set

Manley Performance offers a comprehensive range of high-quality piston rings, meticulously engineered to provide a reliable and durable seal. Manley offers Premium Steel Top Rings, Ductile Iron Top Rings with Plasma-Moly Inlay, Napier-Style Second Rings, Total Seal® Gapless® Top Ring Packages, and File Fit Options that cover a wide range of bore sizes and engine applications, ensuring compatibility and optimal performance across various engine builds.

• Conventional sets feature high performance ductile iron (with plasma moly in-lay) top rings, reverse twist cast iron taper face or Napier style second rings and 3 piece oil rings
• Manley also offers Total Seal® famed Gapless® top ring packages for many of our piston applications
• Premium Steel top ring sets are ideal for high horsepower and forced induction/nitrous applications
• All Premium Steel ring sets and Gapless® top ring sets utilize Napier style second rings standard.
• Manley stocks conventional style piston ring sets and Premium Steel top ring versions

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