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Ships within 48 hours · Estimated delivery Sep 12 - Sep 17
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Description
CP Piston & Ring Set for Subaru EJ257 WRX STi - Bore (100mm) - Size (0.5mm) - CR (8.2)Discover the power and reliability of the CP Piston & Ring Set designed specifically for the Subaru EJ257 WRX STi. This forged piston set features a precise bore size of 100mm and a size of 0. 5mm, crafted to optimize your engine's performance and efficiency. With a compression ratio of 8. 2, these pistons help enhance combustion, delivering improved power output and responsiveness. Manufactured by CP Pistons, a trusted name in high performance engine
Discover the power and reliability of the CP Piston & Ring Set designed specifically for the Subaru EJ257 WRX STi. This forged piston set features a precise bore size of 100mm and a size of 0.5mm, crafted to optimize your engine's performance and efficiency. With a compression ratio of 8.2, these pistons help enhance combustion, delivering improved power output and responsiveness.Manufactured by CP Pistons, a trusted name in high-performance engine components, these pistons are built to withstand the demands of aggressive tuning and high-stress environments. Whether you're upgrading your engine for motorsport, time attack, or spirited street driving, this piston set provides the durability and consistency that enthusiasts require.
Install with confidence knowing you are using quality components developed with precision engineering and rigorous testing. Suitable for enthusiasts and professional workshops alike, the CP Piston & Ring Set is an excellent choice for anyone looking to maintain or boost their Subaru EJ257 WRX STi's engine integrity and power potential. Upgrade your build today with these premium forged pistons and rings for lasting performance and reliability.
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.8 ★★★★★
Based on 14 reviews
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Product Reviews
★★★★★ 3
to big, material cheep looking
Color: Ivory, Size: 12
to big, material cheep looking
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Reviewed in the United States on April 29, 2026
★★★★★ 5
Purple suite
Color: Lavender Purple, Size: 16, Color: Lavender Purple, Size: 16
Love it was perfect. The color was nice it was soft and the size was perfect . I bought the purple one.
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Reviewed in the United States on April 5, 2026
★★★★★ 1
The suit was ripped badly
Color: Ivory, Size: 6
It had rips all through
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Reviewed in the United States on March 23, 2026
★★★★★ 4
Not quite right for me!
Color: Sage Green, Size: 16
It’s not as high quality as I thought it would be 🤷🏾♀️
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Reviewed in the United States on April 16, 2026
★★★★★ 5
Runs small
Color: Beige, Size: 6
Runs small
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Reviewed in the United States on May 15, 2026