Mercedes Sprinter W906 (2007-2018) BLAM SR165C Front Door Coaxial speaker upgrade fitting kit

This front door speaker upgrade kit is tailored for the Mercedes Sprinter W906 (2007–2018) and allows you to replace your factory front door speakers with premium BLAM Super Relax SR165C 6.5" coaxial speakers featuring integrated 20 mm soft-dome tweeters. The included custom adapter panels and plug-and-play wiring leads ensure a perfect fit and straightforward installation — no cutting or soldering required.

The BLAM SR165C combines high-efficiency 3 Ω impedance with polypropylene cones and soft-dome tweeters to deliver smooth, detailed highs and dynamic midbass even from factory head units. Designed in France by BLAM Audio and supplied in the UK by InCarTec, this complete kit enhances clarity, depth, and tonal balance while maintaining a factory-fit appearance.

PLEASE NOTE: For a speaker upgrade to the front doors and tweeters please use SFK-MERC1-RS165

May not fit all versions of this vehicle. Some sound systems have a different OEM speaker hole size within the vehicle door.  Some slight modification to the doors speaker hole size may be required. 

This complete speaker fitting kit includes:

BLAM SR165C 165mm Coaxial Speakers (Pair)

Designed in France by BLAM Audio, this system is trusted by global car audio professionals and supplied by InCarTec, the UK distributor for BLAM. InCarTec is trusted by car audio installers and website retailers alike.

SR165C Key Features

• 165 mm (6.5″) 2-way coaxial speaker pair
• Compact 48 mm mounting depth
• 60 W RMS / 120 W max power handling
• High efficiency (93.4 dB sensitivity)
• Neodymium magnet motor
• PEI dome tweeter for bright, detailed highs
• Optimised for OEM upgrade with 3 Ω impedance

• Glass fiber reinforced composite salad bowl
• High quality treated cellulose pulp membrane
• All-round butyl suspension
• Spider long life “Conex
• 25 mm voice coil on Kapton former
• Magnetic motor 85 x 17 mm
• 5 mm magnetic circuit

• High-quality 20 mm coaxial soft-dome tweeter
• N38 noedymium motor
• Integrated high-pass filters 6 dB/octave

• 2 coaxial woofers with integrated capacitor
• Mounting screws
• Instructions for use

Dimensions

SR165C Technical Specification Sheet

165mm Mercedes Sprinter speaker adapter panels (40-1213-165)

Pair of Mercedes speaker adapter rings to allow the fitting of aftermarket 165mm speakers.

The speaker adapters match the shape of the original speakers to allow the fitting of a pair of standard size aftermarket speakers. Ideal for replacing damaged or worn out original speakers or upgrading the original speakers to improved aftermarket speakers for better sound quality.

The speaker adapters are designed to fit into the front doors.

Suitable for Mercedes Sprinter W906 (2007-2018) van models.

PLEASE NOTE: We do our best to make sure all our product listings are as accurate as possible, however, there may be exceptions depending on the varieties of vehicle specification. Please check that the dimensions of the product matches the OEM speaker hole that is to be replaced in the vehicle door

Speaker adapter cables (41-008) 

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

You might also require (Sold Separately)

• 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.