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- USA
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- USA
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Ships within 48 hours · Estimated delivery Jul 14 - Jul 19
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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
4.3 ★★★★★
Based on 1423 reviews
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Product Reviews
★★★★★ 5
Great value
Installation is quick and easy, as it fits perfectly in the existing air filter housing without any modifications needed. The rigid panel design ensures a tight seal, preventing any unfiltered air from entering the engine.
In terms of performance, this air filter does a commendable job of filtering out dirt, debris, and other particles, aiding in better engine performance and fuel efficiency. It improves the overall air intake, allowing the engine to breathe easier and perform optimally.
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Reviewed in the United States on June 22, 2023
★★★★★ 4
Easy to install, quick delivery, good quality
Good quality.... Quick delivery.. As easy to install, this is a great way to save money by changing yourself. Essential to have healthy engine life, as engine breath through it.
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Reviewed in the United States on July 9, 2020
★★★★★ 5
Perfect
The price is unbeatable and the quality is top notch
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Reviewed in the United States on March 14, 2026
★★★★★ 5
Works
Fits perfectly. Cheaper than OEM and Fram.
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Reviewed in the United States on August 24, 2025
★★★★★ 5
Easy install - works as expected
Got this for my Honda Crosstour fits as expected with no issues, Looks like it will work just fine. 5-stars
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Reviewed in the United States on February 24, 2025