M4 Carbon Fiber Diffuser

BMW F8X M3/M4 Carbon Fiber Center Diffuser (2015-2020)

$801.82
/

Fitment:

Make: BMW

Model: 2015-2020 BMW F80 M3 F82 M4 F83 M4 Convertible

Year: 2015-2020

  • Free Shipping within the Continental US | Worldwide Shipping AVAILABLE

Revamp your 2015-2020 BMW F80 M3/F82 F83 M4 with this bold diffuser, making a statement and elevating your driving experience.

Modify your car with BayOptiks

Next Button
Prev Button
Poster Image 1 Play Button
Poster Image 2 Play Button
Poster Image 3 Play Button
Poster Image 4 Play Button
Poster Image 5 Play Button
Poster Image 6 Play Button
Poster Image 7 Play Button
Poster Image 8 Play Button
Choose Your Perfect Size
5 Yards Is Minimum Quantity *
Additional Information
 More payment options

Safe & secure checkout

Visa Mastercard Amex Discover PayPal GPay
Pickup available at BayOptiks Dublin Shop

Usually ready in 5+ days

BMW F8X M3/M4 Carbon Fiber Center Diffuser (2015-2020)
BayOptiks Dublin Shop

Pickup available, usually ready in 5+ days

6743 Dublin Boulevard
#31
Dublin CA 94568
United States

Revamp your 2015-2020 BMW F80 M3 or F82/F83 M4 with the diffuser. Make a bold statement, assert your individuality, and redefine your driving experience with a touch of automotive excellence. Elevate your journey today!

Fitments:

  • F80 M3 F82 M4 F83 M4 convertible 2015 - 2020

We offer free shipping within the Continental U.S, for Headlights, Taillights, DRLs and Carbahn controllers. For Exterior and Performance products, standard shipping rates apply, We also ship worldwide, with rates automatically calculated at checkout.

Please note:
• For Retrofits, you are purchasing a headlight modification service.
• If you select "Shipping own headlights to BayOptiks for modification", you are required to send us your headlights.
• If you choose "Purchase new OEM headlights", we will order and modify a new OEM headlight for you.
• Once your customizations are complete, we will ship it to you!

  • Complete Headlights: 3-5 business days for order processing plus shipping time.
  • Custom & Pre-Built Headlights: 6-8 weeks depending on the complexity and component availability.
  • New OEM and cores: 6-8 weeks plus an additional 4-8 weeks as these are special orders base on the vehicle VIN due to different versions (North American, European, etc.)
  • DRLs, Taillights and Carbon Fiber Aero: 3-5 business days for order processing, plus shipping time.
  • Lens Replacements: 1-3 weeks plus shipping time.
YOU MAY ALSO LIKE
pg_image
$801.82
BMW F8X M3/M4 Carbon Fiber Center Diffuser (2015-2020)
What are the main benefits of the F8X F80 M3 F82 F83 M4 Carbon Fiber Diffuser (2015-2020)?
This diffuser elevates your BMW's aesthetics, adding a touch of sporty aggression and enhancing its aerodynamic profile.
Does the F8X F80 M3 F82 F83 M4 Carbon Fiber Diffuser (2015-2020) enhance the car's appearance?
It elevates your vehicle's aesthetics with sleek carbon fiber, adding a touch of sporty aggression.
pg_image
Covered by a 1-Year Warranty
We provide a 1-year warranty on all Headlight DRLs and Taillights, covering any manufacturing defects or malfunctions. For Headlight Retrofits, we offer a 1-year warranty on any defects related to the the services performed by BayOptiks.
pg_image
$425.45
M4 BMW Diffuser Carbon Fiber 2015-2020
Does the M4 BMW Diffuser Carbon Fiber 2015-2020 improve the car's aerodynamics?
Yes, this diffuser improves airflow, enhancing stability and handling at higher speeds. It's not just a visual upgrade!
pg_image
$525.00
BMW F8X F80 M3 F82 M4 CS Style Carbon Fiber Splitter Lip
pg_image
$566.18
F8X F80 M3 F82 F83 M4 Carbon Fiber V Style Front Lip (2015-2020)
What are the main benefits of the F8X F80 M3 F82 F83 M4 Carbon Fiber V Style Front Lip (2015-2020)?
It gives your car aggressive styling, aerodynamic precision, and track-inspired flair, unleashing the true potential of your BMW.
pg_image
$229.09
F8X F80 M3 F82 F83 M4 Carbon Fiber Front Bumper Lower Splitters (2015-2020)
Do the F8X F80 M3 F82 F83 M4 Carbon Fiber Front Bumper Lower Splitters (2015-2020) enhance the car's appearance?
These splitters add a touch of sporty elegance to your BMW, transforming its look from basic to an absolute head-turner.
pg_image
Made by real people
We're a full-time shop with a dedicated team, all sharing a passion for modifying headlights and cars. We are focused on delivering an unsurpassed level of quality in our retrofit products and services, to ensure customer satisfaction..
pg_image
$294.55
F8X F80 M3 F82 F83 M4 Carbon Fiber Center Diffuser (2015-20)
pg_image
$232.36
F8X F80 M3 F82 F83 M4 Gloss Black Diffuser (2015-2020)
Does the F8X F80 M3 F82 F83 M4 Gloss Black Diffuser (2015-2020) add to the car's look?
With its sleek design and glossy black finish, this diffuser will definitely turn heads and give your car that extra touch of style.
pg_image
Our modification process
We carefully disassemble, inspect, and customize each part. Then, we put everything back together, testing both function and form to ensure it all works perfectly and meets our high standards to send it back to you!
pg_image
$630.00
F8X F80 M3 F82 F83 M4 Carbon Fiber Varis Style Front Lip (2015-2020)
Does the F8X F80 M3 F82 F83 M4 Carbon Fiber Varis Style Front Lip (2015-2020) give my car that aggressive look?
It gives your BMW a sleek, polished, and bold aesthetic!
pg_image
$359.98$429.99(15% off)
BMW F82 M4 Carbon Fiber Front Splitter Lip 2015-2020 - Carbon Fiber
Will the BMW F82 M4 Carbon Fiber Front Splitter Lip 2015-2020 - Carbon Fiber enhance the look of my car?
It will absolutely add a touch of sporty elegance to your M4.
pg_image
$147.27
F8X F80 M3 F82 F83 M4 Carbon Fiber Front Bumper Upper Splitters (2015-2020)
Do the F8X F80 M3 F82 F83 M4 Carbon Fiber Front Bumper Upper Splitters enhance the car's appearance?
These splitters add a touch of sporty aggression to your BMW, giving it a more commanding presence on the road.
pg_image
$215.00$380.00(45% off)
Adro BMW F80 M3 F82 M4 Carbon Fiber Front Bumper Canards
pg_image
$700.00
2014-2020 BMW M3 F80 & M4 F82 VA Style Carbon Fiber Front Lip - CFRP - Carbon Fiber
What comes with the 2014-2020 BMW M3 F80 & M4 F82 VA Style Carbon Fiber Front Lip - CFRP?
You'll receive one sleek carbon fiber front lip, ready to transform your BMW.
pg_image
$638.18
F8X F80 M3 F82 F83 M4 Carbon Fiber LED Diffuser (2015-2020)
Does the F8X F80 M3 F82 F83 M4 Carbon Fiber LED Diffuser (2015-2020) enhance the car's appearance?
Absolutely! This diffuser adds a touch of sporty aggression and elevates the car's aesthetics.
pg_image
$580.00
2014-2020 BMW M3 F80 & M4 F82 MP Style Carbon Fiber Rear Diffuser - CFRP - Carbon Fiber
pg_image
About Us
BayOptiks was established in 2016. The founder started modifying headlights as a hobby in his home garage which has now grown into a full time shop with a team of 8 who all share the same passion for modifying headlights and cars.
pg_image
$654.55
F8X F80 M3 F82 F83 M4 Carbon Fiber M Performance Style Front Lip (2015-2020)
Does the F8X F80 M3 F82 F83 M4 Carbon Fiber M Performance Style Front Lip (2015-2020) improve my car's aerodynamics?
Yes, this front lip enhances aerodynamics and gives your car a sporty look.
pg_image
$581.82
F8X F80 M3 F82 F83 M4 Carbon Fiber PSM Style Front Lip (2015-2020)
What material makes the F8X F80 M3 F82 F83 M4 Carbon Fiber PSM Style Front Lip so special?
This lip is crafted from high-quality PSM-style carbon fiber, giving your car a sleek, sporty look.
pg_image
$329.98$349.99(5% off)
BMW F80 M3 Carbon Fiber Side Skirts Rocker Panels 2014-2020 - Carbon Fiber
Are the BMW F80 M3 Carbon Fiber Side Skirts Rocker Panels 2014-2020 - Carbon Fiber strong and lightweight?
Crafted from high-quality carbon fiber, these skirts are both exceptionally strong and lightweight, optimizing aerodynamics.
Warranty Icon

Covered by a 1-Year Warranty

Shop with confidence and peace of mind! We provide a 1-year warranty on all Headlight DRLs and Taillights, covering any manufacturing defects or malfunctions. For Headlight Retrofits, we offer a 1-year warranty on any defects related to the services performed by BayOptiks.

Read More Link Icon

Why choose BayOptiks?

Made by real people

BayOptiks' journey started when our founder started modifying headlights as a hobby in his home garage. Today, we've grown into a full-time shop with a dedicated team, all sharing the same passion for modifying headlights and cars.

Here, we are focused on delivering an unsurpassed level of quality in our retrofit products and services, committed to ensure customer satisfaction.

We are located in Dublin, California, and for local customers, we offer in-house full-service for your needs, including headlight removal and reinstallation, restoration, repairs, and complete retrofit packages. Our location is 6743 Dublin Blvd, #17, Dublin, CA.

We Offer Local Install

If you're in Dublin, CA, BayOptiks offers professional installation services at our headquarters. Installation is available exclusively for products purchased through our site. Click here to request a quote today!

Perfect fit assured

We ensure our products are a perfect match for your ride by uniquely combining two factors:

Title imagePremium quality products

We offer only the highest quality products, giving you the confidence that it will be the perfect fit for your car.

Title imageExpertise & know-how

With over 8 years of expertise, we are the trusted experts to customize and assemble the perfect part for your vehicle.

Car Image

Transforming your ride

Your car should be more than just a vehicle—it should reflect your style and meet your needs.

Feature Icon 1Our customization services turn your ride into a true extension of your personality, with tailored upgrades that make it more enjoyable.

Feature Icon 2We focus on perfecting every detail, ensuring your car looks and feels exactly how you envision it.

You may also like

FAQs

Our custom products are built in-house at BayOptiks headquarters in Dublin, CA, USA. All other products are sourced from vetted manufacturers, and we perform in-house testing to ensure they meet our high-quality standards.

BayOptiks is located in Dublin, CA 94568, USA, where all of our custom products are also made.

Yes, all of our products can be installed at home.

Yes, we offer a 1-year warranty on all our products.

Our customization process is straightforward. You can either ship us your headlights or purchase new OEM headlights, which are required for customizations. For some headlights, we offer a Pre-Built option (a core exchange program) to minimize downtime for your car. If you choose this option, purchase our Pre-Built modified OEM headlights with an additional core deposit. Install the new headlights, send your old ones back to us, and we'll refund your core deposit in full! Here you can check all  Pre-Built options.

Yes, we offer installation services by appointment. If you're interested, click here.

No worries! All our products have been tested for compatibility and functionality. You can also check vehicle compatibility in the product descriptions on each product page.

We accept major credit cards, PayPal, Shop Pay, and payment plans through Affirm, Klarna, and Shop Pay.

Non-custom items are processed within 3-4 business days. Custom items require 6-8 weeks to build before shipping to ensure they are perfect for you.

You can track your order through your optional account or by checking the link on the order confirmation page for the latest status.

Each upgrade option works differently. Detailed descriptions with more information are provided on the product options page for your clarity.