




Super Pro Rear Crossmember Insert Enhancement Kit - 2015-2021 WRX, 2015-2021 STI, 2013-2020, 2022 BRZ
Product Overview
The Super Pro SPF3907K rear crossmember insert enhancement kit supports more consistent location of the rear suspension crossmember.
Features
- Polyurethane mounting material limits excess movement at the specified attachment points.
- Designed for the mounting arrangement shown in the supplied kit information.
Specifications
- Manufacturer part number: SPF3907K
- Fitting Position: Rear
- Kits Required: 1
What's Included
Rear crossmember insert enhancement bushing kit.
Vehicle Fitment
Verified Subaru applications and trim levels are listed below. Year ranges apply only to the trims shown.
| Model years | Subaru model | Trim / configuration |
|---|---|---|
| 2015-2021 | WRX | Base, Limited, Premium |
| 2015 | STI | Launch Edition |
| 2015-2021 | STI | Base, Limited |
| 2016 | STI | Series Hyperblue |
| 2018 | STI | Type Ra |
| 2019 | STI | S209 |
| 2013-2020, 2022 | BRZ | Limited |
| 2013-2019, 2022 | BRZ | Premium |
| 2015 | BRZ | Series Blue |
| 2016 | BRZ | Series Hyperblue |
| 2017 | BRZ | Series Yellow |
| 2018, 2020 | BRZ | tS |
| 2019 | BRZ | Series Gray |
| 2014-2018 | Forester | 2.0XT Premium, 2.0XT Touring, 2.5I, 2.5I Limited, 2.5I Premium, 2.5I Touring |
| 2010-2012 | Legacy | 2.5Gt, 3.6R Premium |
| 2010-2013 | Legacy | 3.6R |
| 2010-2014 | Legacy | 2.5I, 2.5I Limited, 2.5I Premium, 3.6R Limited |
| 2014 | Legacy | 2.5I Sport |
Installation Information
- Manufacturer estimated installation time: 4 Hours.
- Installation by a suspension specialist is recommended.
- Rear Wheel Alignment required after installation.
- Manufacturer warning: this performance bushing or insert may increase noise, vibration and harshness (NVH).
- Insert/supplement design retains the original mounting arrangement rather than replacing the complete mount assembly.
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