


BMW G8X M3/M4 DTM Carbon Fiber Diffuser
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BMW G8X M3/M4 DTM Carbon Fiber Diffuser
Product Overview:
Elevate the rear aesthetics of your BMW G80 M3 or G82/G83 M4 with the DTM Carbon Fiber Diffuser. This meticulously designed component enhances your vehicle's sporty appeal, seamlessly integrating with existing carbon fiber elements. Crafted from authentic 2x2 weave carbon fiber and finished with a protective clear coat, this diffuser ensures both durability and a lasting high-gloss appearance.
Specifications:
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Premium Carbon Fiber Construction: Utilizes genuine 2x2 weave carbon fiber for a lightweight yet robust build.
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Seamless Integration: Designed to align perfectly with the BMW G80 M3 and G82/G83 M4's factory specifications for a flawless fit.
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UV-Resistant Finish: Features a clear coat that protects against UV rays, maintaining the glossy finish over time.
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Bolt-On Installation: Engineered for straightforward installation without the need for special modifications or cutting.
Benefits:
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Enhanced Rear Styling: Transforms the rear profile of your M3 or M4, adding a distinctive and aggressive look.
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Durability and Longevity: High-quality materials and protective finish ensure resilience against wear and environmental factors.
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Seamless Compatibility: Complements other carbon fiber components, providing a cohesive and factory-like appearance.
FAQs:
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Is this diffuser compatible with all BMW G80 M3 and G82/G83 M4 models?
Yes, it is specifically designed to fit all 2021 and newer BMW G80 M3 and G82/G83 M4 models.
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Does the installation require professional assistance?
While the installation process is straightforward, professional installation is recommended to ensure optimal fitment and alignment.
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Can this diffuser be paired with other carbon fiber components?
Absolutely, it is designed to complement other carbon fiber parts, providing a cohesive look.
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How does the clear coat finish benefit the diffuser?
The UV-resistant clear coat protects the carbon fiber from fading and environmental damage, ensuring the diffuser maintains its aesthetic appeal over time.

BMW G8X M3/M4 DTM Carbon Fiber Diffuser
Buy with confidence
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.







































