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InCarTec Products > SPEAKER CABLES

Smart Fortwo & Forfour (Front Door) 165mm speaker upgrade fitting kit

SFKU-REN01-165
Price: £17.49 (£20.99 inc VAT)

Provide a sound upgrade to your Smart Fortwo or Forfour front doors with the 165mm (6.5-inch) speaker upgrade fitting kit. This kit allows you to install aftermarket 165mm speakers into your vehicle’s front door panels. Please note: speakers are NOT included and are sold separately. The kit includes 165mm speaker adapter panels and adapter cables, ensuring a secure, precise fit and preparing your doors for high-quality aftermarket speakers.

PLEASE NOTE: This fitting kit allows the fitting of new aftermarket speakers, the speakers themselves are NOT INCLUDED AND ARE SOLD SEPERATELY

Provide a sound upgrade to your Smart Fortwo or Forfour front doors with the 165mm (6.5-inch) speaker upgrade fitting kit. This kit allows you to install aftermarket 165mm speakers into your vehicle’s front door panels. Please note: speakers are NOT included and are sold separately. The kit includes 165mm speaker adapter panels and adapter cables, ensuring a secure, precise fit and preparing your doors for high-quality aftermarket speakers.

PLEASE NOTE: This fitting kit allows the fitting of new aftermarket speakers, the speakers themselves are NOT INCLUDED AND ARE SOLD SEPERATELY


This speaker fitting kit includes:


165mm Smart speaker adapter panels (40-0693-165)

A pair of front or rear door car speaker adapter panels for 165mm speakers. These panels allow you replace the cars original speakers with new improved quality aftermarket speakers.


Speaker adapter cables (41-020)

A pair of speaker adapter cables for various Smart vehicle models. Use to fit new aftermarket speakers without needing to cut off the original speaker connectors.


Fits the front doors of the following Smart models:

  • Smart Fortwo (451) 04/2007 – 07/2010
  • Smart Fortwo (451) 09/2010 – 09/2012
  • Smart Fortwo (451) 04/2012 – 12/2015
  • Smart Fortwo (453) 11/2014 – 06/2019
  • Smart Forfour (453) 11/2014 – 06/2019

May not fit all versions of every vehicle. Some amplified and named sound systems such as BOSE, or Bowers and Wilkens or Harman Karon have different speakers with different connections. Please check your original speaker connections match the picture before purchasing.

You might also require (Sold Separately)

  • 165mm Speakers - We stock a wide range of 165mm/6.5 inch coaxial and component speaker sets from suppliers such as BLAM, Alpine, Pioneer and Recoil
  • Trim Panel Tool Set A must have for any installer who has to remove plastic trims, to avoid damage to the delicate finishes on both interior and exterior dashboards and panels. These trim tools are made from a nylon with a non-damaging finish to avoid cosmetic blemishes to the interior or exterior of your vehicle from removing panels and trim.
  • Sound Deadening Tool - Professional sound deadening roller tool designed to allow even pressure when applying sound deadening on the surface of the car, minimising air bubbles and helping to achieve the best possible adhesion. 
  • Speaker Baffles - Designed to fit any 165mm speaker, these adjustable speaker baffles creates a flexible seal around the back of the speakers, protecting them from water that gets inside doors and interior panels. Additionally it provides a barrier stopping interference between sound from the front and rear of the speakers from having a negative effect on sound quality.
  • Led Headlamp Torch - Gives great visibility when working on a vehicle in the workshop, great for locating those dark hard-to-see locations during an installation.
  • Disposable Gloves - Offer great protection for your hands during installations. Also trusted across various sectors, including automotive, agriculture, healthcare, food and catering, manufacturing, and more.

Brand: InCarTec

Car models: The years stated refer to the model's years of manufacture, please check the item description for information about any changes there may be within these productions years.
Smart - Forfour 2nd Gen (W453) (2014 - 2019)
Smart - Fortwo 2nd Gen (C451) (2007 - 2015)
Smart - Fortwo 3rd Gen (C453,A453) (2014 - 2019)

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