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SKU: 6A1 492 TP | UPC: 4996338048844
Cusco Power Trunk Brace 2015+ Subaru Impreza WRX STI
The Cusco Power Trunk Brace reinforces the rear chassis on 2015 and later Subaru Impreza WRX and STI models including sedan and hatchback variants. This targeted brace minimizes trunk area twist during aggressive driving for precise handling and confident cornering. High-strength aluminum construction delivers noticeable stability gains without added weight.
Key Features
- Aluminum Alloy Build: Lightweight 6061-T6 material resists deformation while keeping weight under 3 lbs for balanced performance.
- Bolt-On Design: Direct fit to factory mounting points requires no drilling cutting or fabrication.
- Chassis Stiffening: Targets trunk floor and lid flex reducing rear end movement by up to 20% in dynamic tests.
- Handling Improvement: Enhances weight transfer and traction during launches turns and braking.
- Durable Finish: Black anodized coating prevents corrosion ensures long-term reliability in harsh conditions.
Product Notes
- Confirm vehicle chassis code VAG VAB GVB GVP prior to purchase for exact match.
- Clean mounting surfaces before install to ensure secure bonding.
- Package arrives fully assembled ready for immediate use.
Installation Notes
- Professional installation recommended.
- Requires basic hand tools and 30-45 minutes per side.
- Uses included M8 hardware compatible with OEM torque specs 20-25 Nm.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2015-2021 | Subaru | WRX | Base Premium Limited |
| 2015-2021 | Subaru | WRX STI | Base Limited |
| 2017-2023 | Subaru | Impreza | 5-Door Hatchback Sport RS Limited |
Why Choose Cusco?
- Trusted by rally teams for decades of real-world durability.
- Engineered in Japan with motorsport-grade materials and testing.
- Precision tolerances match OEM specs for seamless integration.
Frequently Asked Questions
-
Q: Will this fit my 2018 WRX sedan trunk?
A: Yes it bolts directly to trunk floor mounts on all 2015-2021 VA-chassis WRX sedans and hatchbacks. -
Q: What material is used and does it rust?
A: 6061-T6 aluminum with anodized black finish resists corrosion even after track abuse. -
Q: Is warranty included and what about install?
A: Cusco offers 1-year defect warranty bolt-on design suits DIY or pro shops alike.
Shipping & Handling
- Method: UPS Ground or FedEx
- Availability: In stock - ships same or next business day
- Packaging: Protective cardboard box 24 x 8 x 6 inches
- Weight: 3.5 lbs shipped
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Cusco
Cusco is a Japanese performance parts manufacturer with over 40 years of motorsports experience, producing coilovers, suspension braces, differentials, roll cages, and chassis reinforcement components for top sport compact and all-wheel-drive platforms. Cusco parts are built to motorsport tolerances and are used by professional race teams competing in Japanese domestic market racing series alongside street performance enthusiasts worldwide.Popular UpgradesCusco coilover kits, strut tower braces, and rear member braces are the most popular products for Subaru WRX and STI, Toyota 86 and GR86, Mazda Miata, Honda Civic, and Mitsubishi Evo platforms. Cusco limited-slip differentials and differential braces provide improved traction and reduced chassis flex for track and autocross builds on AWD platforms. Cusco adjustable control arms and camber kits allow precise alignment correction after lowering springs or coilovers are installed.What chassis bracing does Cusco make for the Subaru WRX...
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Looks pretty nice
Looks pretty nice, pricing was good and the reinforcement is a big plus.
Randy H.
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I emailed customer service to inquire about when it would be shipped
I emailed customer service to inquire about when it would be shipped. They checked and emailed me with the answer. Customer service is A1
Ralph J.
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Installation was easy
Installation was easy. The price is good and it looks great on the truck.
Ralph J.
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