
| SKU | MAN46997-4 |
| MPN | 46997-4 |
| EAN | 807298041155 |
| Units per SKU | 1.0 |
| Certifications | None |
| Wheel Size (inches) | 99.75 |
| Beadlock (Yes/No) | No |
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2004-2012 | Subaru | Impreza | WRX STI |
| 2007,2011-2012 | Subaru | Impreza | WRX STI Limited |
| 2010 | Subaru | Impreza | WRX STI Special Edition |
Introducing the Manley 04+ Subaru WRX/STi (EJ257) Piston Rings, designed specifically for the 99.75mm bore engine with a precision fit. This high-quality ring set features dimensions of 1.2mm x 1.2mm x 2.0mm and includes a +.25mm oversized specification, ensuring enhanced performance and durability for your Subaru engine.
These piston rings are crafted by Manley Performance, a trusted name in the tuning and high-performance automotive parts industry. Whether you're upgrading your engine or performing maintenance, this kit delivers superior sealing and compression for improved efficiency and power.
Engineered to exacting standards, these rings fit perfectly, reducing the risk of blow-by and ensuring optimal combustion. The oversized design offers a reliable solution for rebuilt or modified engines requiring precise matching dimensions.
Upgrade your Subaru WRX or STi engine with confidence using the Manley 04+ piston ring set, and experience enhanced power delivery and reliability on every drive. Perfect for enthusiasts looking to maximize engine performance with quality components that stand the test of time.
These piston rings are crafted by Manley Performance, a trusted name in the tuning and high-performance automotive parts industry. Whether you're upgrading your engine or performing maintenance, this kit delivers superior sealing and compression for improved efficiency and power.
Engineered to exacting standards, these rings fit perfectly, reducing the risk of blow-by and ensuring optimal combustion. The oversized design offers a reliable solution for rebuilt or modified engines requiring precise matching dimensions.
Upgrade your Subaru WRX or STi engine with confidence using the Manley 04+ piston ring set, and experience enhanced power delivery and reliability on every drive. Perfect for enthusiasts looking to maximize engine performance with quality components that stand the test of time.
Customer reviews
Based on 160 reviews
Netherlands owned and operated
We want to deliver parts fast, efficiently, and with ease. Our mission is to continue to provide just that. To provide large inventory and efficient logistics while maintaining great service. As well as a community with like-minded auto enthusiasts that share the same passion as we do.

















