Description
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Enhance the rear-end styling of your BMW M340i with this M Performance Style Carbon Fiber Rear Diffuser, designed specifically for 2019–2022 G20 Pre-LCI models. Inspired by BMW’s factory M Performance aero package, this diffuser delivers a more aggressive and refined appearance while maintaining the clean OEM design language of the G20 platform.
The sculpted diffuser design adds depth and definition to the lower rear bumper, creating a sportier and more performance-oriented look. It visually integrates the factory dual exhaust outlets while providing a premium OEM+ appearance that complements the athletic styling of the M340i.
Constructed from real carbon fiber, this diffuser combines lightweight strength with exceptional durability and premium aesthetics. The authentic 2x2 carbon fiber weave creates a motorsport-inspired finish that enhances the vehicle’s appearance while maintaining factory-level sophistication.
Finished with a high-gloss UV-protective clear coat, the diffuser is designed to resist fading, discoloration, and environmental wear while preserving the rich carbon fiber finish for years to come.
Engineered specifically for the 2019–2022 G20 M340i rear bumper, the diffuser follows the factory contours precisely, ensuring excellent fitment and seamless integration without the need for trimming or modification.
Features
- Designed for 2019–2022 BMW M340i Pre-LCI models
- M Performance Style rear diffuser design
- Real carbon fiber construction
- Authentic 2x2 carbon fiber weave
- Gloss UV-protective clear coat
- Aggressive OEM+ styling
- Precision vehicle-specific fitment
- Lightweight and durable construction
- Seamlessly integrates with factory rear bumper
- Includes mounting hardware and 3M tape
Benefits
- More aggressive rear-end appearance
- Enhances factory body lines
- Adds depth and definition to the lower bumper
- Premium carbon fiber styling
- Lightweight performance-inspired construction
- UV-resistant finish for long-term durability
- OEM-style fitment and finish
- Complements additional M Performance exterior upgrades
Vehicle Fitment
BMW M340i (G20 Pre-LCI)
- 2019 BMW M340i
- 2020 BMW M340i
- 2021 BMW M340i
- 2022 BMW M340i
Fitment Note: Compatible with M Sport-equipped Pre-LCI G20 M340i models only.
Specifications
- Material: Real Carbon Fiber
- Weave Pattern: 2x2 Carbon Fiber Weave
- Finish: Gloss UV-Protective Clear Coat
- Style: M Performance Style Rear Diffuser
- Installation Method: Bolts and Automotive-Grade 3M Tape
- Fitment: G20 BMW M340i Pre-LCI
What's Included
- Carbon Fiber Rear Diffuser
- Mounting Hardware
- Automotive-Grade 3M Tape
Installation Notes
- Professional installation recommended
- Designed specifically for the factory M340i rear bumper
- Bolts and 3M tape included
- No trimming or major modifications required
- Vehicle-specific fitment for Pre-LCI G20 models
Shipping Information
- Free Shipping Available
- Estimated delivery: 5–8 business days depending on location
- Orders ship via UPS
- Most orders ship within 1–2 business days after payment is received
- Orders placed on weekends or holidays will be processed on the next business day
Why Upgrade Your BMW M340i Rear Diffuser?
A rear diffuser is one of the most effective visual upgrades for the BMW M340i, instantly giving the rear bumper a more aggressive and performance-oriented appearance. This M Performance Style design captures the look of BMW’s factory aero package while offering premium real carbon fiber construction and precise fitment. The result is a sophisticated OEM+ upgrade that enhances the sporty character of the G20 platform without compromising factory styling.
