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Christmas Sale Manley 04+ Subaru Wrx/sti Eh257 99.50mm Std (grade B) Bore 8.5:1 Dish Piston (single Piston) Series [eDktyXCc]

$40.99 $131.99 -69%

Manley 04+ Subaru WRX/STI Pistons - High-Performance SolutionsAre you looking to enhance the performance of your 04+ Subaru WRX/STI with top-tier pistons? Look no further! Our Manley 04+ Subaru WRX/STI EH257 pistons are designed to deliver unmatched

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Manley 04+ Subaru WRX/STI Pistons - High-Performance Solutions

Are you looking to enhance the performance of your 04+ Subaru WRX/STI with top-tier pistons? Look no further! Our Manley 04+ Subaru WRX/STI EH257 pistons are designed to deliver unmatched strength and performance. Crafted from domestic 2618 alloy forgings, these pistons ensure superior strength and durability. With a bore size of 99.50mm STD and a compression ratio of 8.5:1 Dish, they are perfectly suited for high-performance applications. Discover the benefits of our premium pistons below.

Key Features and Specifications

Experience the excellence of our pistons with the following features:
  • 2618 Alloy Forgings: Utilizing high-quality 2618 alloy forgings, these pistons provide exceptional strength and resistance to heat and wear.
  • Chrome Moly Wrist Pins: Our standard series pistons come with premium Chrome Moly wrist pins, enhancing durability and reducing friction.
For added durability, select SKUs offer wrist pin upgrades to 9310 and Turbo Tuff/DLC alloys. These upgrades ensure that your pistons can withstand the most demanding conditions.

Optimized Performance and Build Quality

Our pistons are engineered with precision, featuring exacting ring lands and grooves for enhanced ring seal and increased power output. The cam and barrel profiles are designed to generate substantial power while being gentle on cylinder walls, ensuring a longer lifespan for your engine. Our unique fixturing allows for skirt turning and ring groove machining in a single operation, ensuring ultimate ring groove to skirt squareness. With Manley's commitment to quality and performance, you can trust that these pistons will deliver the best possible results for your Subaru WRX/STI.

What Our Customers Say

January 2, 2026

Absolutely no complaints!

This has made a very clear improvement.

- Charles F..

January 2, 2026

Absolutely no complaints!

It's a very clever and a well-made tool.

- Lilliana A..

January 2, 2026

Absolutely no complaints!

This is a very clever and a highly useful item.

- Paige Q..

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