JE Pistons
JE Pistons Subaru EJ25 Ultra Series 8.5:1 (Set of 4) - 361328
- SKU:
- JEP361328
- UPC:
- 193564045416
- MPN:
- 361328
- Availability:
- Regularly stocked product
Description
Will these pistons fit my engine?
These JE Piston Sets for 4-cylinder engines require confirming fitment with your specific vehicle before purchase to ensure compatibility.
What is the recommended installation process for these pistons?
Professional installation is recommended for these forged pistons to ensure optimal performance and durability of your 4-cylinder engine.
JE Piston Sets - Forged - 4cyl deliver peak performance and reliability, scoring a 9 for racing applications. Featuring Ultra Series forged pistons with Aligned Grain Flow technology, these components guarantee maximum strength. Trust these pistons for your demanding performance build.
What Owners Say
JE Pistons consistently earn strong recommendations from enthusiasts building performance engines, with engine shops choosing them as their go-to option for reliability. Owners report these forged pistons unleash serious potential in both naturally aspirated and forced induction builds, praising their quality and proven durability under high power. Some users note JE pistons run quieter than competing designs, an appreciated benefit for street-driven builds. While occasional fitment concerns have been mentioned, these are typically attributed to application-specific issues rather than manufacturing defects. The brand's widespread adoption among serious tuners and builders reflects a well-established reputation for performance and dependability in demanding applications.
Key Features
- Ultra Series forged pistons
- Aligned Grain Flow forging technology
- thermal barrier crown coating
- skirt coating
- gas ports
- High-Strength Wrist Pins
Why Choose the JE Piston Sets -4 Cyl
Delivers extreme durability and sustained power under demanding conditions.
Achieves optimal combustion efficiency for a more responsive engine.
Provides superior heat management for enhanced engine longevity.
Maximizes ring seal for improved power delivery and reduced blow-by.
Who Is This For?
Track / Autocross — 9/10
Forged pistons with Aligned Grain Flow technology ensure maximum strength.
Drag Racing — 9/10
Forged pistons with Aligned Grain Flow technology ensure maximum strength.
Racing Competition — 9/10
Forged pistons with Aligned Grain Flow technology ensure maximum strength.
Street Performance — 8/10
Forged pistons with Aligned Grain Flow technology ensure maximum strength.
Engine Performance — 9/10
Forged pistons with Aligned Grain Flow technology ensure maximum strength.
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.
Additional Information
CARB: |
This product is not CARB Legal and not for sale in California |
Clearance Item: |
N |
MPN: |
361328 |
Proposition 65: |
Y |
Case Lot Quantity: |
1 |
Category: |
Engine Components>Piston Sets - Forged - 4cyl |
Universal Fitment: |
Y |
Product Level: |
Premium Performance |
Track / Autocross: |
9/10 |
Drag Racing: |
9/10 |
Racing Competition: |
9/10 |
Street Performance: |
8/10 |
Engine Performance: |
9/10 |
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