Gloss Black Rainlight Diffuser - G80 M3 | G82/G83 M4
Fitment Guarantee
6000+ Happy Customers
Package Protection Available
Real Human Support
Pairs well with
Fitment
-Fit For 2021-2023 G80 M3 Sedan & G82 M4 Coupe & G83 M4 Convertible
*Removal Of The Original Diffuser Is Required*
Feature
-Upgrade your vehicle's appearance.
-Easy install and durable use.
-Great quality and great Fitment.
-Strict quality control standards to build and test.
-100% Brand New
Note
-Installation Instruction Is Not Included.
-Professional Installation Is Highly Recommended.
-THIS IS A GLOSS BLACK VARIANT NOT CARBON FIBER
Gloss Black Rainlight Diffuser - G80 M3 | G82/G83 M4
Buy with confidence
Fitment guarantee
Engineered for your BMW. Guarantee applies with professional installation — if it doesn’t fit, we fix it.
Secure Checkout
Shop with confidence. Every order runs through encrypted PCI-compliant checkout, with Affirm financing available so you can mod now, pay later.
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.