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Carbon Fiber Performance Diffuser (Single Exit) for BMW F30/F31 M-Sport

$499.99 USD


M-Performance diffuser for BMW F30/F31 models with single exit. Gives the rear end of your BMW a more aggressive and sporty look by directly replacing your plainly designed stock diffuser with a more aggressive looking M-Performance design. 

This diffuser can be made in real carbon fiber/forged carbon or in a gloss black paint finish. 

Factory mounting points/screws can be reused for install however new holes must be drilled at these points on the diffuser itself. No additional modification is required for install other than drilling new holes for factory mounting points and screws that are used to secure the stock diffuser. 


2012-2018 BMW F30 3-Series M-Sport with SINGLE Exit Exhaust ONLY

Will not fit non-M-Sport rear bumper! (See photo below)

Please confirm fitment before placing your order 

If you are still unsure if these will fit your BMW, email us with a picture of your rear bumper and we will help you confirm whether these will fit or not. 


Package Includes: 1 carbon fiber diffuser 

Free shipping is available for US (lower 48 states) shipping addresses! Shipping takes about 1-8 business days depending on your shipping address and selected shipping speed at checkout. Shipping rates for Alaska, Hawaii, and Puerto Rico are calculated at checkout

Shipping rates for all international addresses (outside the USA) are calculated at checkout. 

*International orders are subject to customs/duty fees and import taxes depending on the value of goods ordered and the destination of the ordered goods country's import regulations. Prices do not included additional customs/duty fees and or import taxes*


Any other questions or concerns email us at or DM us on Instagram @inlinesixauto

DISCLAIMER: Depending on the climate your car resides in, prolonged sun exposure and other weather elements may decrease the longevity of the finish of these products.