Enkei RPF1

2018–2025 Subaru WRX / Subaru STI 2.0L Turbo / 2.5L Turbo

Part #: 3798956545SP

Overview

The Enkei RPF1 is a high-performance, lightweight alloy wheel designed for automotive enthusiasts who demand both style and function. Engineered with racing pedigree in mind, the RPF1 offers a perfect blend of strength, weight savings, and aggressive styling, making it an ideal choice for street, track, and spirited driving applications. Whether you're upgrading your Subaru WRX or STI for improved handling or aesthetic appeal, this wheel provides a significant upgrade over stock options.

Constructed with Enkei's advanced manufacturing techniques, the RPF1 ensures durability and reliability under demanding driving conditions. Its sleek silver finish complements a wide range of vehicle colors and styles, giving your vehicle a bold, performance-oriented look. With its proven track record in motorsports, the RPF1 is trusted by racers and enthusiasts alike for its lightweight construction and uncompromising quality.

Key Features

The Enkei RPF1 features a lightweight flow-formed aluminum construction that reduces unsprung weight, enhancing acceleration, braking, and handling. Its 18x9.5 inch size with a +45 offset provides a wide stance for improved grip and stability, especially when paired with performance tires. The 5x114.3 bolt pattern ensures compatibility with a variety of Subaru models and other vehicles.

• Flow-formed aluminum construction for maximum strength-to-weight ratio
• Lightweight design reduces unsprung mass for better handling and responsiveness
• Aggressive 18-inch diameter with a 9.5-inch width for enhanced grip and stance
• Standard +45 offset balances fitment and clearance for most Subaru applications
• Durable silver finish resists corrosion and maintains aesthetic appeal over time
• 5x114.3 bolt pattern compatible with Subaru WRX, STI, and other performance vehicles
• Designed for street, track, and spirited driving enthusiasts seeking performance upgrades

Construction & Design

The Enkei RPF1 is crafted using Enkei's proprietary MAT (Manufactured in Total) flow-forming process, which enhances the wheel's strength while significantly reducing weight. The process involves spinning the aluminum wheel under high pressure to create a dense, durable rim with superior structural integrity. The result is a wheel that is both lightweight and highly resistant to impacts and stress.

The RPF1's classic five-spoke design not only contributes to its lightweight profile but also improves brake cooling by allowing better airflow to the braking components. Its sleek silver finish is applied with a durable coating that resists corrosion and maintains its luster even under harsh conditions. The wheel's precise engineering ensures a perfect fitment, reducing vibrations and enhancing overall driving experience.

Installation & Fitment

The Enkei RPF1 is a direct bolt-on upgrade for vehicles with a 5x114.3 bolt pattern, including many Subaru WRX and STI models from 2018 to 2025. Installation is straightforward, requiring no modifications or special tools. Ensure your vehicle has the appropriate tire size and clearance for the 18x9.5 +45 wheels to achieve optimal fitment and performance. It is recommended to verify your vehicle's specific fitment details before purchase.

• Bolt-on installation with factory or aftermarket lug nuts
• No cutting, drilling, or tuning required
• Compatible with most performance tires in the 245/40 or 255/35 size range

What's Included

• 4x (Set of 4) Enkei RPF1 18x9.5 +45 5x114.3 Silver (SET)
• All necessary mounting hardware is included
• Installation instructions and care guidelines

Ideal For

• Subaru WRX and STI owners seeking lightweight, high-performance wheels
• Enthusiasts looking to improve handling, acceleration, and braking
• Track day participants and spirited drivers demanding durability and style
• Anyone wanting to upgrade their vehicle's appearance with a classic, race-inspired design