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Subaru

Flexible Support Sub Frame Rear

$297.00 $287.20 Save $9.80

SKU: ST20157SF000

Out of Stock
Free Shipping over $200
$100 Minimum Order
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Overview

The STI Flexible Support Sub Frame Rear is a chassis brace designed for the Subaru Forester SJ5 SJG.

This component adds flexibility around the rear body/cross member, contributing to better road-gripping performance and a smoother ride. After installation, it aims to improve vehicle grip, cornering stability, and steering responsiveness.
Show original supplier description
The STI Flexible Support Sub Frame Rear is a chassis brace engineered to enhance the performance of the Subaru Forester SJ5 SJG. Its installation aims to improve road-gripping performance and provide a smoother ride. The benefits reported include better grip on all four wheels, enhanced stability during cornering, and more precise steering that responds faithfully to driver input. STI recommends installing this product in conjunction with the SUBARU genuine STI flexible tower bar for optimal results. Please consult with your local SUBARU dealership or an authorized SUBARU distributor to confirm compatibility. Compatibility information is based on maker data for JDM cars only, and fitment is not guaranteed. Buyers should conduct their own research before purchasing. This part is specifically for 2.0XT vehicles. The following Subaru Forester models are compatible: SJ5 Applied A (FB20, 11/2012-06/2014), SJ5 Applied B (FB20, 07/2014-10/2014), SJ5 Applied C (FB20, 11/2014-10/2015), SJ5 Applied D (FB20, 11/2015-02/2017), SJ5 Applied E (FB20, 03/2017-07/2018), SJG Applied A (FA20, 11/2012-06/2014), SJG Applied B (FA20, 07/2014-10/2014), SJG Applied C (FA20, 11/2014-10/2015), SJG Applied D (FA20, 11/2015-02/2017), and SJG Applied E (FA20, 03/2017-07/2018).

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

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Specifications

BrandSubaru
Part NumberST20157SF000
CategoryChassis Components
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Returns & Fitment

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

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