BLAM Signature S 6.300 6.5” 165mm 250W High-Power Speakers

Designed for powerful and precise sound reproduction, the BLAM S 6.300 is a 165 mm (6.5”) high-power speaker that delivers deep and dynamic bass with excellent clarity. It offers an extended frequency response from 50 Hz to 5 kHz, making it suitable for a wide range of car audio applications where both power and detail are essential.

Built to last, the S 6.300 features a high-end construction including a die-cast aluminum basket, an ultra-rigid carbon fiber cone, and an NBR surround, providing optimal durability and reducing unwanted vibrations. Its 38 mm voice coil mounted on a fiberglass support and an oversized magnetic motor (100 mm x 20 mm) ensure superb sonic precision and power handling.

With a nominal power rating of 125W and a maximum power capacity of 250W, this speaker is designed to deliver impactful bass and faithful reproduction even at high volumes. Its low impedance of 2 Ω makes it ideal for demanding audio systems requiring high current flow for maximum performance. The gold-plated terminal block guarantees reliable, high-quality connections for optimal sound fidelity.

Designed in France by BLAM Audio, this system is trusted by car audio professionals worldwide and distributed exclusively in the UK by InCarTec. Sold as a matched pair, the BLAM S 6.300 speakers provide balanced, immersive sound for your vehicle.

Key Features:

• 165 mm (6.5”) high-power speaker with carbon fiber cone
• Frequency response: 50 Hz – 5 kHz for extended sound range
• Nominal power: 125W RMS / 250W max power handling
• Impedance: 2 Ω for compatibility with demanding systems
• Die-cast aluminum basket for structural strength
• NBR surround for durability and reduced distortion
• 38 mm voice coil on fiberglass support for heat dissipation
• Oversized magnetic motor (100 mm x 20 mm) for sonic precision
• Gold-plated terminal block for optimal connectivity
• Sold as a matched pair for consistent tonal balance

Composition

2 X 6.300 HIGH POWER WOOFER/ SPEAKERS

• 6.5 Inch (165 mm) Woofer/ Speakers
• Max Power 250 W
• Nominal Power 125 W
• Frequency response 50 Hz – 5 kHz
• Impedance 2 Ω
• Die-cast aluminium basket
• Ultra rigid carbon fiber membrane
• NBR surround
• Long life spider “conex”
• 38 mm voice coil on fiberglass former
• Oversized 100×20 mm magnetic motor
• Machined aluminium phase plug
• Gold plated terminal.

S 6.300 Technical Specifications Sheet

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.
• Speaker Grilles - If your car speakers are exposed then use speaker our 165mm Grilles for a more discrete appearance and offer a form of protection to kicks and knocks.
• Sound Deadening - Sound deadening can vastly enhance your vehicles sound upgrade by reducing sound vibration, eliminating outside road noise and creating a more acoustic environment, magnifying the sound quality of your system.
• 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.