JE Pistons

JE Pistons Subaru EJ25 Ultra Series 99.50mm Bore Dia -16.5cc 8.5:1 - Piston Set - 361327

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SKU:
JEP361327
UPC:
193564045447
MPN:
361327
Availability:
Regularly stocked product
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$1,124.99
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Description

What compression ratio do JE Piston Sets - Forged - 4cyl achieve?
JE Piston Sets - Forged - 4cyl achieve an 8.5:1 compression ratio, delivering potent power delivery for demanding applications.

Are these pistons easy to install?
Professional installation is recommended for these JE Piston Sets - Forged - 4cyl to ensure optimal performance and reliability.

JE Piston Sets - Forged - 4cyl are engineered for extreme engine demands, achieving an 8.5:1 compression ratio for significant power gains. Featuring JE's proprietary Aligned Grain Flow forging technology and thermal barrier crown coating, these pistons ensure superior strength and combustion efficiency. Experience enhanced engine reliability and performance with this premium forged piston set.

What Owners Say

JE Pistons earn consistent praise from enthusiasts who rely on them for serious engine builds, with shops and experienced builders favoring them for reliability and proven performance. Owners report these pistons effectively unleash an engine's potential, particularly in naturally aspirated and forced induction applications where proper tuning is critical. The hybrid and forged options generate interest among those seeking durability improvements over OEM components, though some note JE pistons can run slightly louder than stock due to their performance-oriented design. While a few builders have explored alternatives after isolated issues, the overwhelming consensus points to JE's quality machining and flawless operation under demanding conditions, solidifying their reputation as a trusted choice for serious performance builds.

Key Features

  • JE?s proprietary Aligned Grain Flow forging technology
  • thermal barrier crown coating
  • skirt coating
  • gas ports
  • Aligned Grain Flow Technology
  • Thermal Barrier Crown Coating

Why Choose the JE Piston Sets -4 Cyl

Delivers superior strength and reliability for extreme engine demands.

Maximizes combustion efficiency for increased power output.

Reduces friction for smoother engine operation and extended lifespan.

Enhances thermal management for consistent performance under load.

Frequently Asked Questions

Will the JE Pistons JE Piston Sets -4 Cyl fit my vehicle?

Confirming vehicle fitment for JE Pistons JE Piston Sets -4 Cyl is crucial for optimal performance. Always verify compatibility with your specific vehicle's make, model, and year through a qualified technician. Ensuring proper fitment guarantees their advanced features integrate seamlessly.

How difficult is the JE Pistons JE Piston Sets -4 Cyl installation?

Professional installation is recommended for JE Pistons JE Piston Sets -4 Cyl. This ensures precise integration with your engine's components. A qualified technician's expertise guarantees correct setup for their superior strength and reliability.

What performance improvement does the JE Piston Sets -4 Cyl provide over stock?

These pistons deliver a significant power increase by achieving an 8.5:1 compression ratio. This enhancement directly translates to potent power delivery, maximizing combustion efficiency for increased output. Experience a noticeable surge in performance compared to standard components.

Is the JE Pistons JE Piston Sets -4 Cyl worth upgrading from OEM?

Upgrading to JE Pistons JE Piston Sets -4 Cyl is worth it due to their proprietary Aligned Grain Flow forging technology. This delivers superior strength and reliability for extreme engine demands, far exceeding OEM capabilities. Benefit from enhanced durability and performance under load.

Additional Resources

Official JE Pistons Product Page

Installation Guide (PDF)

Important Notices

⚠️ CARB Notice: This product is NOT legal for street use in California under CARB (California Air Resources Board) regulations. For off-road or race use only.

⚠️ Proposition 65 Warning: This product can expose you to chemicals including lead and/or other substances known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.

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Additional Information

CARB:
This product is not CARB Legal and not for sale in California
Clearance Item:
N
MPN:
361327
Proposition 65:
Y
Case Lot Quantity:
1
Category:
Engine Components>Piston Sets - Forged - 4cyl
Universal Fitment:
Y
Product Level:
Premium Performance
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