APR Performance Subaru WRX/ STI Side Rocker Extensions 2015-2021

This APR Performance body and aerodynamic component is configured for the stated vehicle and body style. Confirm model year, trim, bumper, widebody or standard-body configuration, mounting points, finish, and included components before ordering.

Key Features

• Carbon Fiber Construction All APR Side Rocker Extensions are made in carbon fiber composites for lightweight and high strength.
• Vehicle Specific Design APR Side Rocker Extensions are designed and manufactured for specific vehicles for perfect fitment.
• Mounting Hardware Included Screws, nuts, and washers are included to allow you to install the APR Side Rocker Extensions to your car.

Fitment

Specifications

What’s Included

The new APR Performance product in the exact variant, finish, size, and quantity selected on this page. Hardware and supporting components are included only when expressly stated for that configuration.

Brand Information

APR Performance develops application-specific aerodynamic and composite components for performance vehicles. Vehicle fitment, dimensions, material, finish, mounting, and included hardware remain exact-part and selected-variant specific.

Related Parts

• APR Performance Parts
• Carbon Fiber Parts
• APR Performance Toyota GR86/ Subaru BRZ Side Rocker Extensions 2022-2024
• APR Performance Scion FR-S / Subaru BRZ / Toyota GT-86 Side Rocker Extensions/ Side Skirt 2013-2021

Frequently Asked Questions

Does this fit standard-body and widebody models?
Not automatically. Match the exact body width, trim, bumper, rocker, fender, and factory equipment stated for this part number.

Should the part be test-fitted before finishing or installation?
Yes. Inspect and test-fit the component, mounting points, panel gaps, and surrounding clearances before drilling, coating, or permanent installation.

Is professional installation recommended?
Professional installation is recommended for structural aerodynamic parts, composite body components, alignment-sensitive panels, and any installation requiring drilling or modification.

Installation

1. Confirm the exact part number, selected variant, vehicle configuration, mounting interface, and included components before altering the vehicle.
2. Inspect and test-fit every mounting point, panel gap, and surrounding clearance before drilling, coating, or permanent installation.
3. Install with the specified supports, fasteners, attachment method, and professional alignment procedures for the exact product.
4. Recheck clearance, fasteners, panel security, and any adjustable aerodynamic setting after the initial operating cycles.