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BMW G20 330i / M340i Carbon Fiber K Style Carbon Fiber Diffuser

BMW G20 330i / M340i Carbon Fiber K Style Carbon Fiber Diffuser

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$599.00 USD
$699.00 USD $599.00 USD
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Ships from CaliforniaIn-stock parts ship next business day
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Description

Elevate your BMW G20 330i (with M-Sport package or M-Sport rear bumper only) or BMW M340i with this premium K-style carbon fiber diffuser. Crafted from genuine carbon fiber, this aggressive rear diffuser enhances aerodynamic performance while delivering a striking visual upgrade. The sleek K-style design complements M-Sport aesthetics perfectly, adding motorsport-inspired flair to your sedan. Direct bolt-on installation makes fitment straightforward. Transform your BMW's rear end with authentic carbon fiber styling that combines form and function.

Shipping

In-stock items are shipped out from our California warehouse within 1-2 business days unless stated otherwise.

Returns & Warranty

Returns are accepted on new, uninstalled items in original packaging. Lighting and exhaust products include a 1-year warranty unless stated otherwise.

Verified Fitment

Confirmed to fit these vehicles:

Fitment Note: Do not rely solely on the vehicle/year fitment shown above. Always review the full product description before ordering, as some parts may require a specific bumper, trim, package, body style, or other factory configuration such as an M Sport bumper. Aftermarket bumpers, conversions, previously modified vehicles, or non-factory body components may also affect fitment. If you are unsure whether a product will fit your vehicle, contact us directly before ordering and we’ll be happy to help verify compatibility.

Email support@buildbargain.com with your vehicle's year, model, trim, and any helpful photos. Our team can help confirm fitment before you order.

What’s Included

We provide everything that is needed for installation.

Aero Products
Can include one or more of the following: adhesive tape, screws, pry tools, etc.

Lighting Products
Designed for plug-and-play installation.

Exhaust Products
Can include one or more of the following: clamps, couplers, connecting hardware, etc.

Installation

Professional installation is always recommended for the best fitment and end result.

BMW G20 330i / M340i Carbon Fiber K Style Carbon Fiber Diffuser $599.00 $699.00
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What Happens After You Order

  1. Order PlacedYour order is received and confirmed.
  2. Processing & Quality CheckWe prepare your part and check order details.
  3. Secure PackagingYour item is packed carefully for safe transit.
  4. Insured ShippingOrders ship with insurance when added.
  5. Tracking SentTracking is sent as soon as your order ships.
  6. Delivered + Support AvailableWe're here if you need help after delivery.

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