Wiseco Subaru EJ25 DOHC 4v InvDme -23cc 99.75 Piston (Single)
Wiseco Subaru EJ25 DOHC 4v InvDme -23cc 99.75 Piston (Single)
A$424.17
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Description
Wiseco Subaru EJ25 DOHC 4v InvDme -23cc 99.75 Piston (Single)
Professional Series forged racing pistons from Wiseco are no-expense-spared pistons designed for the serious racers and builders. Packed full of custom-level performance and durability features and provided with premium rings, Professional Series pistons are designed and built for use in heavy to severe duty race builds. Remove your limits with Wiseco's Professional Series.
Additional Information
Wiseco Subaru EJ25 Piston, 99.75 mm Bore, 30.24 mm Compression Height, 0.9055 in. Pin Diameter, Sport Compact, Set of 1.
Part Type
Engine Piston
Product Overview
Professional Series forged racing pistons from Wiseco are no-expense-spared pistons designed for the serious racers and builders. Packed full of custom-level performance and durability features and provided with premium rings, Professional Series pistons are designed and built for use in heavy to severe duty race builds. Remove your limits with Wiseco?s Professional Series.
Data: v2 - Desc: v4.2 - Upd: 2026-11-08 09:11:21
Features
- ArmorGlide Skirt Coating: seizure resistant, friction reduction, and quieter operation
- Designed and built to withstand heavy to severe duty performance applications
- Engineered, forged, and machined in the USA from 2618 aluminum for improved tensile strength
- Forced pin oiling
- Fully machined crown features
- Precision ring grooves, anti-detonation groove, and additional ring seal improving features
Note for Pistons, Rings, Rotors, Rods and engine internals
Unless otherwise specified, some brands supply brake rotors, pistons, strut mounts, rods and rings separately. In some cases, titles may indicate plural, or 'set' - eg the term “ring set” often refers to the rings for a single piston only. If you’re unsure about what’s included with this product, please contact our team for clarification.
(keyword: piston)Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.
Specifications
Product Details
| Bore Diameter: | 99.75 |
| Category Hierarchy: | Auto>Pistons>Individual Pistons>Sport Compact |
| Compression Height: | 30.24 |
| Description: | Wiseco Subaru EJ25 DOHC 4v InvDme -23cc 99.75 Piston (Single) |
| Engine - Web: | EJ |
| Engine Detail: | Subaru EJ25 |
| Engine Type: | ICE |
| Engine: | EJ25 |
| Forging Type: | Strutted |
| Industry: | Automotive |
| Make - Web: | Subaru |
| Make: | Subaru |
| Oil Ring Thickness: | 2.0 |
| Part Number: | wis6599M9975 |
| Piston Material: | 2618 |
| Piston Quantity: | 1 |
| Piston Volume: | -23.00 |
| Product Market: | Sport Compact |
| Product Series: | Professional |
| Product Type: | Engine Piston |
| Ring Set Included: | Yes |
| Second Compression Ring Thickness: | 1.5 |
| Skirt Coating: | Yes |
| Title - Web: | Professional Subaru EJ25 Piston - 99.75 mm Bore - 30.24 mm CH, -23.00 CC |
| Title: | Wiseco - Subaru, EJ25, 99.75 mm Bore, Piston |
| Top Compression Ring Thickness: | 1.2 |
| Wrist Pin Included: | Yes |
| Wrist Pin Material: | 5115 |
| Wrist Pin Outer Diameter: | 0.9055 |
| Wrist Pin Style: | Floating |
Reference Information
| Reference Data (Provide these details to our support team) | |
|---|---|
| Brand Name/s | Wiseco, WISECO-PRO TRU |
| StreetFX SKU | wis6599M9975 |
| SFX Item ID | 4061895 |
| Accounting SKU | wis-6599M9975 |
| Manufacturer SKU | 6599M9975 |
| Manufacturer UPC | 193564089526 |
| Alternative References | 6599M9975, WIS-6599M9975 |
Engine Piston, Engine Piston, Subaru EJ25 DOHC 4v InvDme -23cc 99.75
| Product Attributes | |
|---|---|
| Brand | Wiseco |
| Manufacturer's Part Number | 6599M9975 |
| Part Type | Pistons |
| UPC | 00193564089526 |
| Manufacturer Attributes | |
|---|---|
| Piston Volume | -23.00 |
| Piston Quantity | 1 |
| Piston Material | 2618 |
| Compression Height | 30.24 |
| Bore Diameter | 99.75 |
| Category Hierarchy | Auto>Pistons>Individual Pistons>Sport Compact |
| Industry | Automotive |
| Engine - Web | EJ |
| Engine | EJ25 |
| Product Type | Engine Piston |
| Engine Type | ICE |
| Product Series | Professional |
| Title - Web | Professional Subaru EJ25 Piston - 99.75 mm Bore - 30.24 mm CH, -23.00 CC |
| Product Market | Sport Compact |
| Forging Type | Strutted |
| Make | Subaru |
| Make - Web | Subaru |
| Title | Wiseco - Subaru, EJ25, 99.75 mm Bore, Piston |
| Skirt Coating | Yes |
| Engine Detail | Subaru EJ25 |
| Oil Ring Thickness | 2.0 |
| Ring Set Included | Yes |
| Second Compression Ring Thickness | 1.5 |
| Top Compression Ring Thickness | 1.2 |
| Wrist Pin Included | Yes |
| Wrist Pin Material | 5115 |
| Wrist Pin Outer Diameter | 0.9055 |
| Wrist Pin Style | Floating |
| Out of Stock Message | Estimated Shipped Date 3-4 Weeks |
| Manufacturer Designation | Piston, Subaru, EJ25, 99.75 mm Bore, Sport Compact, Set of 1 |
| Product Class | Engine Piston |
| Construction/Type | Wiseco Subaru EJ25 Piston, 99.75 mm Bore, 30.24 mm Compression Height, 0.9055 in. Pin Diameter, Sport Compact, Set of 1. |
| Vehicle Designations | Subaru EJ25 2.5L 16V |
| Product Outline | <ul><li>Engineered, forged, and machined in the USA from 2618 aluminum for improved tensile strength</li><li>ArmorGlide? Skirt Coating: seizure resistant, friction reduction, and quieter operation</li><li>Fully machined crown features</li><li>Precision ring grooves, anti-detonation groove, and additional ring seal improving features</li><li>Forced pin oiling</li><li>Designed and built to withstand heavy to severe duty performance applications</li></ul> |
| Vehicle Brief | Subaru EJ25 DOHC 4v InvDme -23cc 99.75 |
| Market Description | Professional Series forged racing pistons from Wiseco are no-expense-spared pistons designed for the serious racers and builders. Packed full of custom-level performance and durability features and provided with premium rings, Professional Series pistons are designed and built for use in heavy to severe duty race builds. Remove your limits with Wiseco?s Professional Series. |
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