JE Pistons Subaru EJ25 Ultra Series 99.50mm Bore Dia -16.5cc 8.5:1 - Piston Set
JE Pistons Subaru EJ25 Ultra Series 99.50mm Bore Dia -16.5cc 8.5:1 - Piston Set
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JE Pistons Subaru EJ25 Ultra Series 99.50mm Bore Dia -16.5cc 8.5:1 - Piston Set
Elevate your Subaru performance with the JE Pistons Subaru EJ25 Ultra Series Piston Set. Designed specifically for sport compact and European applications, these pistons are engineered to deliver unmatched strength and efficiency.
Key Features:
- Thermal Barrier Crown Coating: Enhances durability and performance by reducing heat transfer.
- Lateral Gas Ports: Improves ring sealing and reduces blow-by for optimal engine efficiency.
- Thick-Wall Wrist Pins: Provides added strength and reliability, ensuring high-performance under pressure.
- Revolutionary Forging Technology: Ensures superior strength and reduces the risk of failure during extreme conditions.
- Premium Gas-Nitrided Carbon Steel Rings: Offers excellent wear resistance and longevity for extended engine life.
Specifications:
- Bore Diameter: 99.50mm
- Compression Ratio: 8.5:1
- Inverted Dome/Dish Design
- Engine Compatibility: Subaru EJ257
- Configuration: 4 Cylinder
Benefits:
- Maximize your engine's performance with high-quality materials and innovative design.
- Ideal for enthusiasts looking to enhance their vehicle’s power output and efficiency.
- Perfect for both daily driving and competitive racing environments.
Upgrade to the JE Pistons Subaru EJ25 Ultra Series Piston Set and experience the perfect blend of performance and durability for your Subaru engine.
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Shipping & Returns
Shipping & Returns
📦 Shipping:
Orders are processed within 1–2 business days. Standard delivery takes 3–7 business days, depending on your location.
↩️ Returns:
You may return or exchange products within 60 days of receiving your order. Items must be in original condition with proof of purchase. If your item is defective or damaged due to manufacturing issues, we’ll replace it at no additional cost.

