Manley 2004+ Subaru WRX STI 99.50mm STD Bore 1.2mm Double Tabbed Ring Pack

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.