CSL Style Carbon Fiber Diffuser - E46 M3

CSL Style Carbon Fiber Diffuser - E46 M3

$555.00
/
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Inspired by the iconic M3 CSL, this CSL Style Carbon Fiber Rear Diffuser brings a bold motorsport look and improved aerodynamic performance to your E46 M3. Designed to closely match the OEM CSL lines, this diffuser is a direct fit for the factory M3 rear bumper and adds aggressive styling with real functional benefits.

Crafted from high-quality 2x2 weave carbon fiber, the diffuser offers a lightweight yet durable construction with a UV-resistant clear coat for long-lasting gloss and protection against fading or yellowing.

Key Features:

  • CSL-inspired design for a clean, aggressive rear profile

  • Made from premium 2x2 carbon fiber weave

  • UV-resistant gloss finish for long-term durability

  • Lightweight construction helps reduce rear-end weight

  • Direct fit for OEM E46 M3 rear bumper (no cutting required)

  • Compatible with most aftermarket exhaust systems

Vehicle Fitment:

  • BMW E46 M3 Coupe & Convertible (2001–2006)

Whether you're building a CSL tribute or simply upgrading the rear aesthetics of your M3, this carbon fiber diffuser is a perfect finishing touch that combines style, performance, and quality craftsmanship.

Please note this is not an OEM BMW part.

ABOUT US

OUR GOAL

Horizon Motorsport has one goal: to make our clients happy. We aim to provide the highest level of customer service and the highest caliber parts, all at the most competitive prices. Have a question or concern about a product we sell? Send us an email at sales@horizonmotorsport.com.

SHIPPING

Orders typically ship in 1-2 business days from our location in Los Angeles, CA. Transit time usually ranges from 3-5 business days, depending on where you are located. We offer worldwide shipping, if you need live outside of North America, shoot us an email and we would be happy to give you a quote!

Contact Us
Creating life-long customers.

As a small business, we take pride in building long lasting relationships with our customers who know they can rely on us for their BMW needs. At Horizon Motorsport, our mission is to provide a consistently positive and transparent customer experience, from product selection to delivery and support, so our customers feel confident choosing us time and time again.

Enthusiast Owned

Horizon Motorsport was founded in 2019 in Los Angeles, California by fellow BMW enthusiasts. With hands on experience across a wide range of BMW platforms, we have been actively involved in the Southern California BMW community for years. Our close connection to the local scene, combined with experience working with other high end European focused brands, allows us to carefully select and stock parts that meet our standards for quality, fitment, and overall performance.

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