

G8X M3/M4 Carbon Fiber Rear Bumper OEM Style Splitters
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G8X M3/M4 Carbon Fiber Rear Bumper OEM Style Splitters – Sleek and Easy Upgrade
Transform the rear-end appearance of your 2021+ BMW G80 M3 or G82/G83 M4 with these Carbon Fiber Rear Bumper OEM Style Splitters. Crafted from premium dry carbon fiber, these splitters deliver a sporty, high-quality aesthetic while ensuring straightforward installation and excellent fitment.
Key Features:
1. High-Quality Dry Carbon Fiber Construction:
- Made from premium 2x2 carbon fiber weave for lightweight strength and durability.
- Features a glossy UV-protectant clear coat to resist fading, discoloration, and minor wear.
2. OEM-Inspired Design:
- Mimics the clean and refined look of factory OEM splitters with a carbon fiber upgrade for added style.
- Perfect for enhancing your BMW’s rear-end aesthetics with a sporty, race-inspired appearance.
3. Add-On Design for Easy Installation:
- The latest version is designed to go over the existing part, simplifying installation and ensuring excellent fitment.
- Perfect for a quick and hassle-free upgrade.
4. Professional Installation Recommended:
- While installation is straightforward, professional assistance is recommended to ensure optimal alignment and secure mounting.
Fitment:
- 2021–Present BMW G80 M3 (Sedan)
- 2021–Present BMW G82 M4 (Coupe)
- 2021–Present BMW G83 M4 (Convertible)
Why Choose the Carbon Fiber Rear Bumper OEM Style Splitters for Your BMW?
These Rear Bumper Splitters are the ultimate rear-end upgrade for BMW enthusiasts looking to add a touch of carbon fiber elegance to their G8X M3 or M4. With premium materials, easy installation, and precise fitment, these splitters deliver a stylish and durable enhancement to your vehicle.
Order Today – Elevate Your BMW’s Rear-End Look with Carbon Fiber OEM Style Splitters!

G8X M3/M4 Carbon Fiber Rear Bumper OEM Style Splitters
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Fitment guarantee
Engineered for your BMW. Guarantee applies with professional installation — if it doesn’t fit, we fix it.
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Real Support
Talk to real enthusiasts — not bots. Our team answers every email the same business day (Mon–Fri, 9AM–5PM PST) so you’re never left hanging when it comes to your build.
If you have any questions, you are always welcome to contact us. We'll get back to you as soon as possible, within 24 hours on weekdays.
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Shipping Information
Orders take 24–48 hours to process once placed. Made-to-order items begin production after processing, while in-stock items are prepped, packaged, and ship within 3–4 days from our Oceanside, CA location (please allow extra time for packages to arrive during high-volume periods). Some items may be backordered—if so, we’ll email you with status and options. Freight items such as wheels, exhausts, trunks, and hoods require additional handling time and may ship separately.
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Customer Support
Real BMW-savvy humans here. We’re available Mon–Fri, 10am–5pm PT by email and phone/text for install questions, fitment help, or order updates. Send your year/model/trim (VIN if handy) and we’ll point you to the right parts fast.
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FAQ’s
Quick answers to the most common questions: fitment & compatibility, order changes/cancellations, build & lead times, international shipping & duties, and returns/exchanges. Start there for instant clarity—then reach out if you still need a hand.
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Contact Us
Need help choosing parts or tracking an order? Send an email to our support team, support@cencalmotorsport.com
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About Us
Cen-Cal Motorsport isn’t just a parts shop—it’s a lifestyle for BMW enthusiasts who crave performance, precision, and style. We’re all about taking your BMW to the next level with premium parts that bring out the beast under the hood while keeping its luxury vibes on point.
Your BMW isn’t just a car—it’s an experience. Whether you're upgrading for speed, handling, or simply flexing on the road, we’ve got the gear to match your passion.
Why settle for stock? Explore our lineup and see how real quality transforms the drive. Got questions? Hit us up anytime—your ride deserves nothing but the best.







































