Manley 04+ Subaru WRX/STi (EJ257) 99.75mm Bore 1.2mm x 1.2mm x 2.0mm +.25mm Oversized Ring Set 2023-acura-mdx-esi6950694 5mm Bore -4cc Dish 8

5mm Bore -4cc Dish 8

minimizes noise and vibration and provides maximum performance and enhanced driving comfort

metered vacuum would normally draw crankcase vapour

Uses OEM holes with no drilling required

The LED control switch can be routed through the firewall into the cabin or connect to the module via Bluetooth with the smartphone app

Manley 04+ Subaru WRX/STi (EJ257) 99.75mm Bore 1.2mm x 1.2mm x 2.0mm +.25mm Oversized Ring Set 2023-acura-mdx-esi6950694 5mm Bore -4cc Dish 8Manley 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.