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Carbon Fiber Rear Diffuser for BMW F90
$2,049.99
❓ Ask A Builder- Fitment support before ordering
- Secure checkout via Shopify
- Canada-wide shipping available
This is a rear diffuser insert that mounts to the lower rear bumper, sharpening the car's stance and giving the rear end a more aggressive, track-inspired profile. Designed to fit BMW M5 (F90).
- Part: Rear diffuser.
- Fitment: BMW M5 (F90).
- Dry carbon fiber construction — lighter than wet-layup carbon, with a deeper, more matte weave finish.
- Finish: Hand-finished and clear-coated for a factory-plus look.
- Installation: Uses factory mounting points/existing hardware where possible; professional installation recommended.
Send us your year, make, model and trim before ordering and we'll confirm fitment. This item is made to order and can be backordered — contact us to confirm current availability before you order.
Shipping
Orders ship across Canada with tracking. Processing time depends on whether the item is in-stock, pre-order, or made-to-order.
Fitment Note
Send us your year, make, model, trim, and photos before ordering if you are unsure. Minor adjustment may be required on some carbon parts.
Returns
Items must be unused, uninstalled, and in original packaging. Custom, painted, installed, electrical, and final-sale parts may not be returnable.