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Ships within 48 hours · Estimated delivery Jul 22 - Jul 27
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Description
Manley 04+ Subaru WRX/STi (EJ257) 99.75mm Bore 1.2mm x 1.2mm x 2.0mm +.25mm Oversized Ring SetIntroducing 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
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.
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
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4.6 ★★★★★
Based on 23 reviews
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Product Reviews
★★★★★ 5
Comfortable
Size: Medium, Color: Blue
So comfortable! They stay up perfectly love love love
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Reviewed in the United States on December 7, 2025
★★★★★ 5
Love my socks!
They fit perfect!
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Reviewed in the United States on March 19, 2026
★★★★★ 1
Too large. Correct size not depicted.
SIZE 10-14... Too large. Product details says "Regular" size. Returning.
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Reviewed in the United States on March 16, 2026
★★★★★ 2
Too big
The one size fits all was too big for me.
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Reviewed in the United States on March 10, 2026
★★★★★ 5
Not to thick or thin well made
Size: Medium, Color: (601) Bittersweet Pink / Stone / Stone
I bought pink so as not to lose when doing laundry with my daughter who steels all socks lol!
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Reviewed in the United States on May 8, 2026