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The fastest way to get that 90s GT / fastback look on a GR Supra without touching the body — slatted ABS louver over the rear glass that cuts sun and heat soak.
Molded ABS · JDM Look · Bolt-On

Throwing a rear window louver on a Supra snaps it into full retro-JDM mode — horizontal slats over the rear glass that cut glare and heat on the hatch while giving the back end that aggressive, closed-off MK4 stance.
It is molded ABS, so it is light, holds shape in the sun, and takes paint if you want it color-matched instead of matte black. Mounts to the factory rear-glass points — no drilling the hatch.
Slatted louver shades the rear glass so the hatch and cargo area do not bake in direct sun.
Horizontal slat design pulls the classic MK4 fastback aesthetic onto the A90/A91.
Light, UV-stable ABS that keeps its shape and takes paint if you want it body-color.
Mounts to the factory rear-glass points — no drilling into the hatch.
Comes matte black; prep and shoot it any color to match or pop.
Slat spacing keeps enough rearward visibility for daily driving.






| Specification | |
|---|---|
| Manufacturer | Extreme Online Store |
| Material | ABS Plastic |
| Finish | Matte Black (paintable) |
| Style | Rear window louver |
| Fits | 2020-2026 Toyota GR Supra (A90/A91) |
| Install | Bolt-on |
| Tuning | None |
Function Factory Performance prices it at the source — no markup. Free ground shipping in the contiguous US. Questions on fitment or finish? Call, text, or chat from any FFP page — 805-267-9762, Thousand Oaks, CA.
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.
Things happen on the road — even to boxes. If your order arrives damaged, snap a few clear photos of the box and product and send them our way right away.
If your shipment is lost, just email or call us — we'll help track it down and guide you through the next steps to make it right.
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