Enkei RPF1 F1 Papaya Yellow 18x8.5 +30mm Offset 5x114.3 2015-2026 WRX / 2011-2021 STI | Lightweight Forged Wheel | Performance Alloy Wheel
Overview
The Enkei RPF1 F1 in Papaya Yellow is a high-performance forged alloy wheel designed specifically for Subaru WRX and WRX STI models spanning 2015-2026 and 2011-2021 respectively. This 18x8.5 wheel with a +30mm offset combines motorsport heritage with street-ready durability, making it ideal for enthusiasts seeking to reduce unsprung weight while enhancing handling and braking response. Its 5x114.3 bolt pattern ensures direct fitment for these Subaru platforms without modification.
Rooted in Enkei’s long-standing partnership with the McLaren Formula 1 team, the RPF1 wheel’s design is a direct evolution of the magnesium wheels engineered for F1 racing. The signature twin-spoke layout and advanced MAT (Most Advanced Technology) forging process optimize strength-to-weight ratio by altering the metal’s molecular structure. This results in a wheel that is 10-15% lighter than comparable forged wheels without compromising rigidity or durability.
For Subaru owners, the RPF1’s lightweight construction translates to tangible performance gains—improved acceleration, sharper handling, and more efficient braking due to reduced rotational and unsprung mass. The wheel’s stress-dispersing geometry also helps maintain brake cooling under aggressive driving conditions, making it a practical upgrade for both spirited street driving and track days. The vibrant Papaya Yellow finish adds a distinctive OEM+ aesthetic that stands out while maintaining a refined motorsport-inspired look.
Features & Specifications
This Enkei RPF1 F1 wheel is engineered for Subaru WRX and WRX STI models with a 5x114.3 bolt pattern and features an 18x8.5 size with +30mm offset. Constructed using Enkei’s MAT hybrid spinning/forging process, it delivers significant unsprung weight savings and enhanced rigidity for Subaru enthusiasts seeking improved handling and braking performance.
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Brand: Enkei
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Product: Enkei RPF1 F1 Papaya Yellow 18x8.5 +30mm Offset 5x114.3
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Part Number: 3798856530F1Y
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Fitment: Universal 5x114.3 (2015-2026 WRX / 2011-2021 STI)
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Material: Forged Aluminum Alloy
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Finish: Papaya Yellow
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Construction: MAT Process (Hybrid Spinning/Forging)
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Origin: Japan
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Wheel Size: 18x8.5 inches
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Offset: +30mm
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Bolt Pattern: 5x114.3
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Weight Reduction: 10-15% lighter than comparable forged wheels
Key Benefits
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Performance: Reduced unsprung weight improves acceleration, braking, and cornering response on WRX and STI models.
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Durability: MAT forging process ensures exceptional rigidity and strength without added weight.
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Fitment: Direct bolt-on fitment with 5x114.3 pattern and +30mm offset tailored for Subaru WRX/STI.
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Brake Cooling: Twin-spoke and bolt circle pocket design disperses stress and heat for improved brake performance.
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Aesthetics: Distinctive Papaya Yellow finish offers a unique OEM+ motorsport-inspired look.
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Heritage: Derived from Enkei’s Formula 1 wheel technology developed for McLaren’s F1 team.
What's Included
- 1× Enkei RPF1 F1 Papaya Yellow 18x8.5 +30mm Offset 5x114.3 Wheel
- Installation instructions
Installation & Compatibility
Installation of the Enkei RPF1 wheels is straightforward for anyone familiar with wheel mounting and balancing. These wheels are direct bolt-on replacements for Subaru WRX and WRX STI models with a 5x114.3 bolt pattern and +30mm offset, requiring no modifications. Proper torque specifications and wheel balancing are recommended to ensure optimal performance and safety. No special tools beyond standard wheel installation equipment are necessary. These wheels are compatible with OEM and aftermarket tires sized for 18x8.5 wheels. Always verify fitment for your specific model year and trim before purchase.
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Professional Installation: Recommended for proper torque and balancing
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Modifications Required: None
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Verify Compatibility: Confirm fitment for your specific Subaru WRX or STI year and trim
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