Garage
Shop

Discontinued Car Speaker Adapter & Mounting Brackets for your 2000 LS400 close

Loading...

Your Vehicle


Universal fit Icon
Explore universal-fit speaker products for your 2000 LS400
Vehicle-specific solutions are not available.

Update vehicle | Remove vehicle | Vehicle store

Shop the Category

filter-icon Filters & Sort
You are currently viewing discontinued products.

American International GMSB-345

5-1/4" to 6-1/2" speaker adapter brackets

Go to item page Right Arrow Icon of Right Arrow

5-1/4" to 6-1/2" speaker adapter brackets

6-1/2" to 5-1/4" Front Speaker Adapters for GM Fullsize Trucks

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

6-1/2" to 5-1/4" Front Speaker Adapters for GM Fullsize Trucks

Metra 82-4000

Universal Speaker Adapter, 6" x 9" Speaker to 4" x 10" Location

Go to item page Right Arrow Icon of Right Arrow

Universal Speaker Adapter, 6" x 9" Speaker to 4" x 10" Location

Universal Speaker Adapter • Converts a 6" x 9" Speaker location to 4" x 10" Location • High Grade Materials

Universal Speaker Adapter • Converts a 6" x 9" Speaker location to 4" x 10" Location • High Grade Materials

JL Audio SAR-HD-RG-650

5.25 to 6.5-inch Speaker Adaptor for Harley-Davidson

Go to item page Right Arrow Icon of Right Arrow

5.25 to 6.5-inch Speaker Adaptor for Harley-Davidson

• 5.25 to 6.5-inch speaker adaptor
• For 1998 to 2013 Harley Davidson Road Glide with "sharknose" fairing

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

• 5.25 to 6.5-inch speaker adaptor
• For 1998 to 2013 Harley Davidson Road Glide with "sharknose" fairing

Scosche SAF7

5-1/4" or 6-1/2" to 7" Factory Speaker Adapters for Select Ford/Mazda 1989-1997

Go to item page Right Arrow Icon of Right Arrow

5-1/4" or 6-1/2" to 7" Factory Speaker Adapters for Select Ford/Mazda 1989-1997

5-1/4" or 6-1/2" to factory 7" speaker size adaptors • Ford Probe: 1993-1997 • Mazda MPV: 1989-up • Mazda MX-3: 1993-1996

5-1/4" or 6-1/2" to factory 7" speaker size adaptors • Ford Probe: 1993-1997 • Mazda MPV: 1989-up • Mazda MX-3: 1993-1996

JL Audio SAR-HD-EG/SG-650

5.25 to 6.5-inch Speaker Adaptor for Harley-Davidson

Go to item page Right Arrow Icon of Right Arrow

5.25 to 6.5-inch Speaker Adaptor for Harley-Davidson

• 5.25 to 6.5-inch speaker adaptor
• For 1998 to 2013 Harley-Davidson Electra Glide and Street Glide with "Batwing" fairing

• 5.25 to 6.5-inch speaker adaptor
• For 1998 to 2013 Harley-Davidson Electra Glide and Street Glide with "Batwing" fairing

Scosche SA41069

4" x 10" opening to 6" x 9" Speaker Adaptors

Go to item page Right Arrow Icon of Right Arrow

4" x 10" opening to 6" x 9" Speaker Adaptors

Universal 4" x 10" to 6" x 9" Speaker Adaptors

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

Universal 4" x 10" to 6" x 9" Speaker Adaptors

American International USB-60

Universal Speaker Adapter E-Z Mounting Kit for 4" Through 6"x9" Speakers

Go to item page Right Arrow Icon of Right Arrow

Universal Speaker Adapter E-Z Mounting Kit for 4" Through 6"x9" Speakers

Universal Speaker Adapter E-Z Mounting Kit • For 4" Through 6" x 9" Speakers • Durable Hard Plastic Construction

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

Universal Speaker Adapter E-Z Mounting Kit • For 4" Through 6" x 9" Speakers • Durable Hard Plastic Construction

MB Quart 40-7235

Pair of 5-1/4" Speaker to 6-1/2" Hole Adapter Rings

Go to item page Right Arrow Icon of Right Arrow

Pair of 5-1/4" Speaker to 6-1/2" Hole Adapter Rings

Speaker Adapter Rings • 5-1/4" Speaker to 6-1/2" Hole Adapter Rings • Made Specifically for MB Quart 5-1/4" Speakers • Two Rings Inclued

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

Speaker Adapter Rings • 5-1/4" Speaker to 6-1/2" Hole Adapter Rings • Made Specifically for MB Quart 5-1/4" Speakers • Two Rings Inclued

American International GMSB-334

5-1/4" to 6-1/2" Speaker Adapter Brackets

Go to item page Right Arrow Icon of Right Arrow

5-1/4" to 6-1/2" Speaker Adapter Brackets

5-1/4" to 6-1/2" Front Door Speaker Adapter Bracket

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

5-1/4" to 6-1/2" Front Door Speaker Adapter Bracket

Metra 82-6901-OPEN BOX

5-1/4" or 6-1/2" Speaker to 6" x 9" Mounting Hole Adapters

Go to item page Right Arrow Icon of Right Arrow

5-1/4" or 6-1/2" Speaker to 6" x 9" Mounting Hole Adapters

5-1/4" or 6-1/2" Speaker to 6" x 9" Mounting Hole Adapters • Mount your pair of 5-1/4" or 6-1/2" speakers in a 6" x 9" mounting hole

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

5-1/4" or 6-1/2" Speaker to 6" x 9" Mounting Hole Adapters • Mount your pair of 5-1/4" or 6-1/2" speakers in a 6" x 9" mounting hole

Rockford Fosgate PMSA675 Open Box Complete

Speaker Adapter Rings for 6.75" Speakers for Harley Davidson 1998-2013

Go to item page Right Arrow Icon of Right Arrow

Speaker Adapter Rings for 6.75" Speakers for Harley Davidson 1998-2013

• Open Box Complete
• Allows use of 6.75" speakers in factory 5.25" cutout
• Molded for Harley-Davidson fairings
• Kit contains 2 adapter rings
• Kit includes mounting hardware

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

• Open Box Complete
• Allows use of 6.75" speakers in factory 5.25" cutout
• Molded for Harley-Davidson fairings
• Kit contains 2 adapter rings
• Kit includes mounting hardware

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

• • Description Coming Soon! • •

Xscorpion SP-AD6054.12-OPEN BOX

5-1/4" to 6-1/2" Universal Speaker Adapter Brackets

Go to item page Right Arrow Icon of Right Arrow

5-1/4" to 6-1/2" Universal Speaker Adapter Brackets

Universal Speaker Adapter Brackets • For Speakers 5-1/4" to 6-1/2" in Size • 1/2" Stackable Depth Extender • Each purchase includes Two Adapter Rings

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

Universal Speaker Adapter Brackets • For Speakers 5-1/4" to 6-1/2" in Size • 1/2" Stackable Depth Extender • Each purchase includes Two Adapter Rings

RetroSound RPOD6

6.5" Surface Mount Speaker Modules

Go to item page Right Arrow Icon of Right Arrow

6.5" Surface Mount Speaker Modules

• Multi-purpose surface-mount speaker modules
• Made from rugged ABS plastic
• Can be mounted to any flat surface
• Angled design directs sound towards the listener
• Accepts 5.25" or 6.5" speakers
• Priced Per Pair

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

• Multi-purpose surface-mount speaker modules
• Made from rugged ABS plastic
• Can be mounted to any flat surface
• Angled design directs sound towards the listener
• Accepts 5.25" or 6.5" speakers
• Priced Per Pair

Rockford Fosgate PMSA65 Open Box Complete

Speaker Adapter Rings for 6.5" Speakers for Harley Davidson 1998-2013

Go to item page Right Arrow Icon of Right Arrow

Speaker Adapter Rings for 6.5" Speakers for Harley Davidson 1998-2013

• Open Box Complete
• Allows use of 6.0" or 6.50" speakers in factory 5.25" cutout
• Molded for Harley-Davidson fairings
• Kit contains 2 adapter rings
• Kit includes mounting hardware

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

• Open Box Complete
• Allows use of 6.0" or 6.50" speakers in factory 5.25" cutout
• Molded for Harley-Davidson fairings
• Kit contains 2 adapter rings
• Kit includes mounting hardware

RetroSound KP-F39-6768

Kick Panels to Mount 6.5" Speakers in 1967-1972 GMC Truck

Go to item page Right Arrow Icon of Right Arrow

Kick Panels to Mount 6.5" Speakers in 1967-1972 GMC Truck

• Kick Panels to Mount 6.5" Speakers
• Speaker angled toward listener for maximum sound reception
• Includes drivers and passenger side kick panels
• Fits most 6.5" speakers

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

• Kick Panels to Mount 6.5" Speakers
• Speaker angled toward listener for maximum sound reception
• Includes drivers and passenger side kick panels
• Fits most 6.5" speakers

RetroSound RPOD4

4x6" Surface Mount Speaker Modules

Go to item page Right Arrow Icon of Right Arrow

4x6" Surface Mount Speaker Modules

• Multi-purpose surface-mount speaker modules
• Made from rugged ABS plastic
• Can be mounted to any flat surface
• Angled design directs sound towards the listener
• Accept 4.5" or 4x6" speakers
• Priced Per Pair

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

• Multi-purpose surface-mount speaker modules
• Made from rugged ABS plastic
• Can be mounted to any flat surface
• Angled design directs sound towards the listener
• Accept 4.5" or 4x6" speakers
• Priced Per Pair

RetroSound KP-C59-6772

Kick Panels to Mount 6.5" Speakers in 1967-1968 Ford Mustang Vehicles

Go to item page Right Arrow Icon of Right Arrow

Kick Panels to Mount 6.5" Speakers in 1967-1968 Ford Mustang Vehicles

• Kick Panels to Mount 6.5" Speakers
• Speaker angled toward listener for maximum sound reception
• Includes drivers and passenger side kick panels
• Fits most 6.5" speakers

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

• Kick Panels to Mount 6.5" Speakers
• Speaker angled toward listener for maximum sound reception
• Includes drivers and passenger side kick panels
• Fits most 6.5" speakers

RetroSound KP-F39-6466

Kick Panels to Mount 6.5" Speakers in 1964-1966 Ford Mustang Coupe/Fastback

Go to item page Right Arrow Icon of Right Arrow

Kick Panels to Mount 6.5" Speakers in 1964-1966 Ford Mustang Coupe/Fastback

• Kick Panels to Mount 6.5" Speakers
• Speaker angled toward listener for maximum sound reception
• Includes drivers and passenger side kick panels
• Fits most 6.5" speakers

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

• Kick Panels to Mount 6.5" Speakers
• Speaker angled toward listener for maximum sound reception
• Includes drivers and passenger side kick panels
• Fits most 6.5" speakers

RetroSound KP-V03-5670

Kick Panels to Mount 6.5" Speakers in 1956-1970 VW Beetle Convertible

Go to item page Right Arrow Icon of Right Arrow

Kick Panels to Mount 6.5" Speakers in 1956-1970 VW Beetle Convertible

• Kick Panels to Mount 6.5" Speakers
• Speaker angled toward listener for maximum sound reception
• Includes drivers and passenger side kick panels
• Fits most 6.5" speakers

Universal Icon Universal – fits most vehicles.

Shop similar products or Update vehicle

• Kick Panels to Mount 6.5" Speakers
• Speaker angled toward listener for maximum sound reception
• Includes drivers and passenger side kick panels
• Fits most 6.5" speakers

Items per page: 20 40 60

    Clear all

    FAQ Frequently asked questions in Discontinued Car Speaker Adapter & Mounting Brackets


    Car Speaker Adapter & Brackets Frequently Asked Questions (FAQ)
    Car speaker adapters and brackets are essential accessories when upgrading or replacing your car's speakers. They are designed to adapt aftermarket speakers to fit into the factory speaker openings in your vehicle's doors, dashboard, or rear deck. Car manufacturers often use non-standard speaker sizes and mounting configurations, which can make it challenging to install aftermarket speakers without modifications. Car speaker adapters and brackets bridge the gap between the aftermarket speaker's size and the factory mounting points, ensuring a secure and professional installation. Without these adapters, you may encounter issues such as rattling, poor sound quality, or even damage to your vehicle's interior during the installation process. By using speaker adapters and brackets, you can effortlessly upgrade your car's audio system while preserving its aesthetics and functionality.
    Finding the right car speaker adapters and brackets for your vehicle can be overwhelming, given the wide range of car makes and models. To determine compatibility, you'll need to know your car's specific year, make, and model. Many online retailers and car audio specialty stores have compatibility tools or product guides that allow you to input this information and find the appropriate adapters for your car. Additionally, you can consult your vehicle's owner's manual or reach out to the customer support team of the retailer or manufacturer for assistance. It's crucial to ensure that the speaker adapters and brackets you choose are designed for your exact car model to ensure a seamless and secure fit for your aftermarket speakers.
    The installation of car speaker adapters and brackets is generally a DIY-friendly task for those with basic automotive knowledge and some hand tools. Many speaker adapter kits come with clear instructions that guide you through the installation process step-by-step. However, if you're not confident in your technical skills or have limited experience with car audio installations, seeking professional help is a wise decision. Professional car audio installers have the expertise and experience to ensure a flawless installation, avoiding potential issues such as misalignment or damaging the vehicle's interior. Additionally, professional installers have access to specialized tools and equipment that can make the process faster and more efficient. While DIY installation is possible, professional help can provide peace of mind and ensure the best possible outcome for your car's audio upgrade.
    Car speaker adapters and brackets are designed to accommodate a wide range of aftermarket speaker brands and sizes. However, it's essential to verify compatibility before making a purchase. Speaker adapters and brackets come in various shapes and configurations to fit specific speaker sizes and mounting patterns. Common speaker sizes, such as 6.5 inches, 6x9 inches, and 5.25 inches, are widely supported by adapter kits. Still, less common sizes may require more specialized adapters or custom fabrication. Before buying speaker adapters, check the product description or consult with the retailer or manufacturer to ensure they are suitable for your specific speaker size and brand. Properly matched adapters will ensure a secure and vibration-free installation, maximizing the performance of your aftermarket speakers.
    While car speaker adapters and brackets do not directly affect sound quality, they play a crucial role in providing a stable and secure mounting for your aftermarket speakers. A proper installation with high-quality adapters ensures that the speakers are correctly aligned and sealed, minimizing vibrations and resonances that can negatively impact sound performance. Additionally, the adapters allow the speakers to be positioned optimally, enhancing the overall listening experience. By eliminating rattles and vibrations caused by loose or misaligned speakers, car speaker adapters can indirectly improve sound quality by allowing your speakers to perform at their best. Remember that sound quality is also influenced by the choice of speakers, amplification, and overall system setup. Combining high-quality speakers with properly installed adapters will result in a more enjoyable and immersive audio experience in your car.

    All About Discontinued Car Speaker Adapter & Mounting Brackets


    Speaker adapters allow speakers to install into factory locations in which they may not have originally fit.

    If you're in need of high-quality car speaker adapter & brackets to ensure a seamless installation of your new speakers, look no further. We offer a comprehensive selection of adapter & brackets that are specifically designed to fit various car makes and models. Upgrade your car audio system today and experience the difference with the best-in-class car speaker adapter & brackets available on this page.

    Car speaker adapter & brackets are essential accessories for anyone looking to upgrade their car audio system. These adapters and brackets are ingeniously designed to enable the installation of aftermarket speakers into factory speaker locations without any modifications or compromises.

    One of the key advantages of using car speaker adapter & brackets is that they provide a perfect fit for your new speakers. Factory speaker locations in different cars vary significantly in size and shape, making it challenging to install aftermarket speakers directly. Car speaker adapters are precisely engineered to bridge the gap between your new speakers and the factory speaker openings, ensuring a snug and secure fit.

    In addition to the perfect fit, these adapters also simplify the installation process. Without the need for cutting or drilling, you can save time and effort by using pre-configured adapter & brackets. This user-friendly design allows even DIY enthusiasts to complete the installation with confidence.

    Car speaker adapter & brackets are also known for enhancing the overall sound quality. By providing a stable and vibration-free platform for your speakers, they ensure that the audio output is not compromised. This results in improved clarity, accuracy, and overall performance of your car audio system.

    At Sonic Electronix, we take pride in offering a wide selection of car speaker adapter & brackets to suit various vehicle models. Our team of car audio experts is readily available to assist you in finding the most suitable adapters & brackets for your car's make and model. If you have any questions or need guidance in selecting the right products, don't hesitate to contact our knowledgeable customer service team at 1-502-200-8010. Our dedicated staff is well-versed in car audio and will provide expert advice and personalized recommendations to ensure a smooth and successful installation.

    why-shoping-with-sonic

    We love people and we're ready to help you! See what separates us from our competition.

    Take advantage of our VIP rewards like 10% back on your purchases, free 2-day shipping, extended warranties, and free returns! Gain access to all of these rewards without any membership fees.
    Get great discounted (and possibly FREE) installation accessories with most car stereo purchases. This includes dash kits, wiring harnesses and antenna adapters that you will need to properly install your new car stereo.
    We are an Authorized Dealer for all the brands we sell, including the most premium brands in car and marine audio such as Hertz, JL Audio, NVX, Rockford Fosgate, Kicker, Alpine, Kenwood and many more.
    Shop Deals and get up to 30% off premium brands! Shop Now! We are always looking out for the best products and deals to offer our customers. Don’t pay too much by shopping elsewhere!
    We have information on brands, gear, and more for you to explore! Check out our YouTube Channel for helpful how-to videos, product reviews, and Q&As. For a more detailed look, also visit our Learning Center!
    Our trained experts are here to assist you! They are just a phone call or click away to help you get the right gear for you and your vehicle!
    Why Shop With Us?
    Save up to 10 different vehicles in your garage
    Vehicle
    Store
    Delete

    2007 Buick Terraza

    2000 Lexus LS400

    2018 Audi S8

    1957 Ford Thunderbird

    2017 Dodge Durango

    2014 Mazda 3

    1981 Saab 900

    2009 Ford Expedition

    2002 Dodge Ram 3500

    1990 Dodge Shadow

    Add vehicle Clear all vehicles
    Where to find vehicle info
    Are you sure you want to clear your garage?
    This action cannot be undone. Confirm
    This category was not designed for products.
    If you continue, you will be redirected to a category customized for your vehicle. Continue
    Loading...
    Identify your vehicle and submodel details
    • Owner's manual
    • Vehicle's insurance card
    • Vehicle registration
    • Vehicle produced after 2005: Inside driver's side door
    • Vehicle produced before 2005: Rear passenger doorjamb, glove box, center console, or engine compartment
    Car Info Side Door Icon
    Vehicle Registration Icon
    Vehicle Insurance Icon

    Modern vehicles often require specific brackets, wiring harnesses, and mounting solutions. A fit guide ensures:

    • You see only parts engineered for your exact vehicle
    • You avoid incompatible radios, speakers, or wiring
    • Installation is smoother, faster, and frustration-free
    • You get the correct accessories the first time

    Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.