# Positive Plus PPF-D2118 Rear Semi-Metallic Brake Pads for 2018-2021 Subaru WRX STI

### Performance Overview

Positive Plus is a leading manufacturer of brake pads developed exclusively for the North American market. Our exclusive PowerGrip™ high-density Semi-Metallic formula provides groundbreaking pads performance and is lab-tested to ensure consistency and reliability in our manufacturing process. The brake pads feature an aggressive initial bite and powerful friction against the rotors while maintaining extreme temperature tolerance. The binding of the metallic particles provides structural integrity, ensuring no performance degradation over the lifetime of the brake pads, unmatched in the market.This disc Brake Pad is listed for 2018-2021 Subaru WRX STI. Please review the fitment chart before ordering.

### Key Features

-   Designed as a direct replacement disc Brake Pad for compatible vehicle applications
-   Built for dependable daily driving performance and consistent fitment
-   Application-specific design helps support proper installation and function

### Package include:

-   1x Rear Disc Brake Pad

### Vehicle Fitment

**Fitment Summary:** 2018-2021 Subaru WRX STI

**Position:** Rear

-   2018-2021 Subaru WRX STI — Position: Rear

### FAQ

**Will this fit my vehicle?**  
Please verify your year, make, model, position, fitment precision, and any notes using the compatibility list above before purchase.

**What part number is this?**  
The listed part number is PPF-D2118.

**Is this product designed for direct replacement?**  
Yes. This product is intended to match compatible vehicle applications listed in the fitment section.

**Should I confirm fitment before ordering?**  
Yes. Always compare your original part, position, and vehicle details with the fitment chart before ordering.

### Common Searches

-   disc Brake Pad for Subaru WRX STI
-   2018-2021 Subaru WRX STI disc Brake Pad
-   PPF-D2118 fitment
-   Positive Plus disc Brake Pad
-   Rear disc Brake Pad

### Vehicle Fitment Table

Year

Make

Model

Position

Fitment Precision

Note

2018

Subaru

WRX STI

Rear

2019

Subaru

WRX STI

Rear

2020

Subaru

WRX STI

Rear

2021

Subaru

WRX STI

Rear

## Details

- **Price:** 32.93 CAD
- **Vendor:** Positive Plus
- **Type:** Semi-Metallic Brake Pads
- **Tags:** 2018 Subaru WRX STI, 2018-2021 Subaru WRX STI Semi-Metallic Brake Pads, 2019 Subaru WRX STI, 2020 Subaru WRX STI, 2021 Subaru WRX STI, 2118, 9353, AmeriBRAKES, Brake pad, Brake pads, D2118, Positive Plus, Positive Plus PPF-D2118 Semi-Metallic Brake Pads, PPF-D2118, Rear, Rear Semi-Metallic Brake Pads for 2018 Subaru WRX STI, replacement auto part, replacement PPF-D2118 Semi-Metallic Brake Pads, semi-metallic brake, Semi-Metallic Brake Pads, Semi-Metallic Brake Pads for Subaru WRX STI, vehicle fitment

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 32.93 CAD | In stock |

## Images

- AmeriBRAKES_Semi-Metallic Brake Pads_PPF-D2118
- Positive Plus PPF-D2118 Rear Semi-Metallic Brake Pads for 2018-2021 Subaru WRX STI

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/rear-semi-metallic-disc-brake-pads-for-2018-2021-subaru-wrx-sti-ppf-d2118)
> Updated: 2026-06-06