2015–2023 Ford Mustang GT350-Style Rear Spoiler
2015–2023 Ford Mustang GT350-style rear deck spoiler. Glossy black ABS, real carbon fiber, or forged carbon — with or without wickerbill. Direct deck-mount. Free ground shipping.
or as low as $10.83/mo with Affirm
A GT350-style rear deck spoiler for the 2015–2023 Mustang — gloss black ABS, real carbon fiber, or forged carbon, with an optional wickerbill.
GT350 styling is a classic for the S550 Mustang, and this rear deck spoiler delivers that profile in the finish your build calls for — clean gloss black, real carbon fiber, or marbled forged carbon.
Add the optional wickerbill for a sharper, more track-bred trailing edge. Each version is a direct deck-mount fit on the 2015–2023 Mustang — priced exactly where the brand sets it, in every finish.
What Sets It Apart
GT350 Style Profile
The classic Shelby rear-deck silhouette that completes an S550 aero build.
Three Finish Choices
Gloss black ABS, real carbon fiber, or forged carbon.
Optional Wickerbill
Add a sharper trailing edge for a more aggressive rear profile.
Real & Forged Carbon
Genuine carbon weave or marbled forged carbon for a true high-end finish.
Clean Deck-Mount Fit
Engineered to sit flush on the Mustang decklid.
Cohesive Aero Styling
Pairs with GT350-style splitters, skirts, and diffusers.
Install Notes
Technical Specs
| Spec | Detail |
|---|---|
| Brand | Function Factory Performance |
| Part Number | SPOILER-432 |
| Type | GT350-Style Rear Deck Spoiler |
| Material | ABS / Real Carbon Fiber / Forged Carbon Fiber |
| Finish Options | Glossy Black · Carbon Fiber · Forged Carbon |
| Wickerbill | Optional (With / Without) |
| Placement | Exterior — Rear Decklid |
| Condition | 100% Brand New |
| Fitment | 2015–2023 Ford Mustang (GT350 Style) |
Honest Pricing. Real Support.
Every finish is priced exactly where the brand sets it — no markup games. Free ground shipping in the contiguous US.
FREQUENTLY ASKED QUESTIONS
You'll get an instant confirmation email with your part details and invoice. We source from a network of authorized suppliers across the country, so lead times vary by brand and part type — we'll send a tracking number the moment your parts move.
Made-to-order builds — carbon fiber bodywork, fabricated systems, custom finish work — run longer than off-the-shelf items because they're built per order. You'll get progress updates throughout the build.
Need a specific timeline on a part before you buy? Call 805-267-9762 or hit the chat — we'll check vendor stock direct and give you a straight answer.
Absolutely! Once your order ships, you'll get an email with a tracking link so you can follow its journey from our shop to your doorstep.
If your order ships via freight, you'll get a separate email with a direct link to the carrier's tracking page — easy and stress-free.
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