SKU: 47820957638

Carbon Induction Kit for BMW B58 (M140i, M240i, M340i, M440i)

Sale price$225.68 Regular price$250.75
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Ships within 48 hours · Estimated delivery Aug 31 - Sep 5

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Description

Carbon Induction Kit for BMW B58 (M140i, M240i, M340i, M440i)+11 BHP +19NM Torque Induction kit and inlet hose included Improved induction noise Full instructions Prepreg 2x2 twill formed carbon fibre Lifetime warranty If you already have our inlet hose and wish to purchase just the carbon intake, please see our FMINDK50 CARBON This product is a direct replacement for OEM part numbers 13718601678, 13718605164, 13718601682. The B58 engine is a masterpiece from BMW, it makes great power, produces a fantastic

  • +11 BHP 
  • +19NM Torque
  • Induction kit and inlet hose included
  • Improved induction noise
  • Full instructions
  • Prepreg 2x2 twill formed carbon fibre
  • Lifetime warranty

 

If you already have our inlet hose and wish to purchase just the carbon intake, please see our FMINDK50-CARBON

This product is a direct replacement for OEM part numbers 13718601678, 13718605164, 13718601682.

The B58 engine is a masterpiece from BMW, it makes great power, produces a fantastic noise and with the addition of FMINDK50 you can take these qualities even further. When our development team analysed the OEM airbox and inlet tract on the BMW M140i kindly loaned to us from The Performance Company, we came up with a multiple part solution to maximise all areas.

The Development Journey

Step 1:  UK and some EU spec M140i’s have a blank which stops the low-pressure zone that builds up in front of the radiator from entering the inlet tract. We created FMINLD2, a carbon fibre sculped duct to replace the blank, and route more air into the tract towards the airbox. 

Step 2: Now that this greater quantity of air has entered the airbox, we need a greater surface area of filtration to maximise the airflow towards the engine. Therefore, we decided on a high-flow performance cone filter and used our development of other upper airbox induction kits to inform our design process to create FMINDK50.

Step 3: The weak link was now the OEM inlet hose with its sound resonator and accordion ribs which cause turbulence and slows down the airflow. We created FMINLH25 (included with this kit) from a multi-ply smooth silicone to significantly reduce turbulent airflow, and to handle big boost builds. We also increased its diameter from 85mm to 90mm.

*Get 10% off the induction kit and inlet duct when purchased together (code automatically applied at checkout)

 

We used SolidWorks CAD, 3D prints and numerous dyno sessions to truly unlock the power. Simulation testing played a large part in the design process to help maximise the airflow.

We were able to experiment with the airflow entering the chamber from the inlet tract into the lower airbox, by changing the position of the filter, the size and location of the louvres and other variables to ensure that the intake is maximising performance.

The 3D printed prototypes helped with comparing our simulation testing to real world driving conditions.

Please

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 47820957638

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Nelson Bonilla
West Palm Beach, US
★★★★★ 5
Fits Apple TV perfectly
Fits Apple TV remote perfectly and can be hung on wall with nails or tape.
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Reviewed in the United States on September 7, 2025
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Alexandra Guerrero
West Palm Beach, US
★★★★★ 5
Very useful product
I love it remote never gets lost!
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Reviewed in the United States on February 5, 2026
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RG
Chelsea, US
★★★★★ 5
Stick it anywhere!!
Never lose the remote again!! These are awesome, I use them in my house as well as my camper.
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Reviewed in the United States on December 28, 2025
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alessa
Houston, US
★★★★★ 5
Great value, great product!
I use this as a home jewelry box - I don't wear a lot of jewelry, so it fits my needs perfectly. Its pretty lightweight and would be good for travels as well. The outside is leather-like and seems to be waterproof so far. I use the first layer for jewelery and second layer to store my hairclips and pins. I've had it for a few months and it seems to be great quality and durable! Definitely a good value as well because I've seen similar jewelry boxes sold at popular retail stores for over $30.
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Reviewed in the United States on January 21, 2026
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Marie
New York, US
★★★★★ 5
Lovely Slate Gray Jewelry Box
I just received this Slate Gray jewelry box. It's really quite lovely and just the right size for my granddaughter's vanity. I'm really excited about giving it to her, for her 12th Birthday, to hold her better jewelry. It's so nice I'm going to order another one for my other Granddaughter's Birthday.
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Reviewed in the United States on December 5, 2025

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