Garage
Shop

Discontinued 6.5" Speakers for your 2020 Sierra 3500 HD close

Exclamation Icon It’s a no-brainer.
Get your speakers here.

Install kit discounts · Guaranteed fit · Full warranty
Loading...
Filters

Your Vehicle


Checkmark Icon
Fits select locations in your 2020 Sierra 3500 HD
Add vehicle details to confirm exact location or Update vehicle.

Update vehicle | Remove vehicle | Vehicle store

Shop the Category

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

JVC CS-HX638 + Sound Dampening

6-1/2" 3-Way HX Series Coaxial Speakers with Two 10" x 10" Pieces of Sound Dampening Material

Go to item page Right Arrow Icon of Right Arrow

6-1/2" 3-Way HX Series Coaxial Speakers with Two 10" x 10" Pieces of Sound Dampening Material

6-1/2" 3-Way Coaxial Speakers • JVC HX Series • 250 Watts Max • 40 Watts RMS • Mica Aramid Fiber Cone Woofer • 4 Ohm • 86 dB Sensitivity • Heat-Resistant Voice Coil • Includes Speaker Grilles • Sound Dampening Features

No Fit Icon Doesn't fit your Sierra 3500 HD

6-1/2" 3-Way Coaxial Speakers • JVC HX Series • 250 Watts Max • 40 Watts RMS • Mica Aramid Fiber Cone Woofer • 4 Ohm • 86 dB Sensitivity • Heat-Resistant Voice Coil • Includes Speaker Grilles • Sound Dampening Features

JBL CLUB 622 (SPKCB622AM)

Club Series 6.5" 2-Way Car Speakers

Go to item page Right Arrow Icon of Right Arrow

Club Series 6.5" 2-Way Car Speakers

• 180 watts Watts Max Each, 60 watts Watts RMS Each
• 3/4"" Silk Dome Tweeter
• Polypropylene cone material
• Impedance: 3 ohm Ohm
• Sensitivity: 93 dB dB
• Mounting Depth: 2-1/16""

No Fit Icon Doesn't fit your Sierra 3500 HD

• 180 watts Watts Max Each, 60 watts Watts RMS Each
• 3/4"" Silk Dome Tweeter
• Polypropylene cone material
• Impedance: 3 ohm Ohm
• Sensitivity: 93 dB dB
• Mounting Depth: 2-1/16""

NVX - Worth the Envy - Direct to Consumer Car Audio

MTX 6.5" Front+Rear Speaker Replacement Kit For 1996-1998 Jeep Grand Cherokee

180W Peak (90W RMS) 6.5" 3-Way Terminator Series Coaxial Speakers w/ Mylar Tweeters Package

Go to item page Right Arrow Icon of Right Arrow

180W Peak (90W RMS) 6.5" 3-Way Terminator Series Coaxial Speakers w/ Mylar Tweeters Package

• Peak Power: 90W Each • RMS Power: 45W Each
• 1" Dome Mylar Tweeter
• Top-Mount Depth: 2"
• Polypropylene Woofer Cone
• 4 Ohm Impedance

No Fit Icon Doesn't fit your Sierra 3500 HD

• Peak Power: 90W Each • RMS Power: 45W Each
• 1" Dome Mylar Tweeter
• Top-Mount Depth: 2"
• Polypropylene Woofer Cone
• 4 Ohm Impedance

Blaupunkt ODx652

6-1/2" 2-way Ultra Thin Speakers

Go to item page Right Arrow Icon of Right Arrow

6-1/2" 2-way Ultra Thin Speakers

6-1/2" 2-Way Ultra Thin Speakers • Fringe Field Magnet Design • 1" PEI Dome Tweeter • 210W Peak • Grills Included • Woven Fiber Cone • Rubber Surround

No Fit Icon Doesn't fit your Sierra 3500 HD

6-1/2" 2-Way Ultra Thin Speakers • Fringe Field Magnet Design • 1" PEI Dome Tweeter • 210W Peak • Grills Included • Woven Fiber Cone • Rubber Surround

(4 Speakers) JBL GT6-6 - 2 Pairs

Two sets of 6.5" 2-Way GT6-Series Coaxial Car Speakers

Go to item page Right Arrow Icon of Right Arrow

Two sets of 6.5" 2-Way GT6-Series Coaxial Car Speakers

• Pair of JBL GT6-6 Speakers
• Comes with 4 Speakers
• Peak Power (Each): 135W
• RMS Power (Each): 45W
• 1" Titanium Laminate Dome Tweeters
• Mounting Depth: 2-7/16"
• Polypropylene Cones and Foam Surrounds

No Fit Icon Doesn't fit your Sierra 3500 HD

• Pair of JBL GT6-6 Speakers
• Comes with 4 Speakers
• Peak Power (Each): 135W
• RMS Power (Each): 45W
• 1" Titanium Laminate Dome Tweeters
• Mounting Depth: 2-7/16"
• Polypropylene Cones and Foam Surrounds

Precision Power PPI S.653

6-1/2" Sedona Series 3-way Car Speakers

Go to item page Right Arrow Icon of Right Arrow

6-1/2" Sedona Series 3-way Car Speakers

6-1/2" Coaxial Car Speakers • Sedona Series • 120 Watts Max • 60 Watts RMS • Silver Polypropylene Injection Molded Cone • Butyl Rubber Surround • Mylar Dome Midrange • Super Piezo Tweeter • 3 ohm • Includes Grilles

No Fit Icon Doesn't fit your Sierra 3500 HD

6-1/2" Coaxial Car Speakers • Sedona Series • 120 Watts Max • 60 Watts RMS • Silver Polypropylene Injection Molded Cone • Butyl Rubber Surround • Mylar Dome Midrange • Super Piezo Tweeter • 3 ohm • Includes Grilles

Sony CXS-GT5316F Combo Package (Includes: CDX-GT530UI + XS-GF1622X)

In-Dash CD, MP3, WMA, AAC, USB, AM/FM Receiver w/ iPod Controls and a Pair of 6-1/2" 2-way Speakers

Go to item page Right Arrow Icon of Right Arrow

In-Dash CD, MP3, WMA, AAC, USB, AM/FM Receiver w/ iPod Controls and a Pair of 6-1/2" 2-way Speakers

In-Dash CD, MP3, WMA, AAC, AM/FM Receiver • iPod and iPhone Compatible • 52W x 4 Chan. Max • 17W x 4 Chan. RMS • 2 Sets of 2V Preamp Outputs • Front-Panel AUX • Includes a Pair of 6.5" 2-Way Speakers

No Fit Icon Doesn't fit your Sierra 3500 HD

In-Dash CD, MP3, WMA, AAC, AM/FM Receiver • iPod and iPhone Compatible • 52W x 4 Chan. Max • 17W x 4 Chan. RMS • 2 Sets of 2V Preamp Outputs • Front-Panel AUX • Includes a Pair of 6.5" 2-Way Speakers

Boss 645CK (Combo: 625CA CD Receiver + 6-1/2" CH6552 Speakers)

In Dash CD, MP3, AM/FM Receiver with Front Panel AUX Input and 6-1/2" 2-way Full Range Coaxial Speaker System

Go to item page Right Arrow Icon of Right Arrow

In Dash CD, MP3, AM/FM Receiver with Front Panel AUX Input and 6-1/2" 2-way Full Range Coaxial Speaker System

In-Dash AM/FM, CD, MP3 Player With 6.5" 2-Way Full Range Speaker Combo • Detachable Face • Black Matrix display • 50W x 4 Chan. Max • 17W x 4 Chan. RMS • Red Poly Injected Woofer • 1" High Temp Aluminum Voice Coil

No Fit Icon Doesn't fit your Sierra 3500 HD

In-Dash AM/FM, CD, MP3 Player With 6.5" 2-Way Full Range Speaker Combo • Detachable Face • Black Matrix display • 50W x 4 Chan. Max • 17W x 4 Chan. RMS • Red Poly Injected Woofer • 1" High Temp Aluminum Voice Coil

Pioneer TS-A1685R-OPEN BOX

6.5" / 6.75" 4-Way TS Series Coaxial Car Audio Speakers

Go to item page Right Arrow Icon of Right Arrow

6.5" / 6.75" 4-Way TS Series Coaxial Car Audio Speakers

• 350 Watts Max, 120 Watts RMS
• Soft Dome Tweeters with Wave Guide
• Mounting Depth: 2-1/8"
• Multilayer Mica Matrix Woofer Cone
• 4 Ohm Impedance
• Sensitivity: 91dB

No Fit Icon Doesn't fit your Sierra 3500 HD

• 350 Watts Max, 120 Watts RMS
• Soft Dome Tweeters with Wave Guide
• Mounting Depth: 2-1/8"
• Multilayer Mica Matrix Woofer Cone
• 4 Ohm Impedance
• Sensitivity: 91dB

EXCLUSIVE

Hifonics ATL653 with $10 eGift Card

$10 eGift Card Included! 6.5" 3-Way Atlas Series Coaxial Car Audio Speakers

Go to item page Right Arrow Icon of Right Arrow

$10 eGift Card Included! 6.5" 3-Way Atlas Series Coaxial Car Audio Speakers

• Includes $10 eGift Card
• Peak Power: 170W
• RMS Power: 45W
• PEI Tweeter
• Mounting Depth: 2-9/16"
• Injection Molded Polypropylene (IMPP) Carbon Fiber Cone
• 4 Ohm Impedance
• Sensitivity: 88dB

No Fit Icon Doesn't fit your Sierra 3500 HD

• Includes $10 eGift Card
• Peak Power: 170W
• RMS Power: 45W
• PEI Tweeter
• Mounting Depth: 2-9/16"
• Injection Molded Polypropylene (IMPP) Carbon Fiber Cone
• 4 Ohm Impedance
• Sensitivity: 88dB

Sony XS-V1635X

6-1/2" 3-way Specialty Series Speakers

Go to item page Right Arrow Icon of Right Arrow

6-1/2" 3-way Specialty Series Speakers

6-1/2" 3-Way Specialty Series Car Speakers • 250W Max • 65W RMS • HOP (Highly Oriented Polyolefine) cone woofer • Rubber surround • 1-3/16" Nano-fine silica-polyamide balanced dome midrange • 13/32" Polyetherimide dome tweeter

No Fit Icon Doesn't fit your Sierra 3500 HD

6-1/2" 3-Way Specialty Series Car Speakers • 250W Max • 65W RMS • HOP (Highly Oriented Polyolefine) cone woofer • Rubber surround • 1-3/16" Nano-fine silica-polyamide balanced dome midrange • 13/32" Polyetherimide dome tweeter

Boss GT652

GT Series 6-1/2" 2-way Speakers (GT-652)

Go to item page Right Arrow Icon of Right Arrow

GT Series 6-1/2" 2-way Speakers (GT-652)

6-1/2" 2-way Speakers • Peak: 300 watts • RMS: 150 watts • Impedance: 4 ohm • Butyl rubber surround • Blue chrome poly injection cone • Frequency Response: 65 Hz - 20 kHz • Sensitivity: 90 dB

No Fit Icon Doesn't fit your Sierra 3500 HD

6-1/2" 2-way Speakers • Peak: 300 watts • RMS: 150 watts • Impedance: 4 ohm • Butyl rubber surround • Blue chrome poly injection cone • Frequency Response: 65 Hz - 20 kHz • Sensitivity: 90 dB

(2) Pairs Alpine SPS-610 6.5" + Alpine MRV-F300 Amplified Speaker package

(2) 480 Watt Alpine Type-S Series 6.5" Pro Performance Speakers + 4 channel Alpine Amplifier

Go to item page Right Arrow Icon of Right Arrow

(2) 480 Watt Alpine Type-S Series 6.5" Pro Performance Speakers + 4 channel Alpine Amplifier

• FEATURE 1
• FEATURE 2
• FEATURE 3
• FEATURE 4
• FEATURE 5
• FEATURE 6
• FEATURE 7

additional information required
Fits select locations in your Sierra 3500 HD.
Add vehicle details to confirm exact location.

• FEATURE 1
• FEATURE 2
• FEATURE 3
• FEATURE 4
• FEATURE 5
• FEATURE 6
• FEATURE 7

MTX Audio TDX65

6.5" 2-Way Thunder Dome-Axial Series Coaxial Car Audio Speakers

Go to item page Right Arrow Icon of Right Arrow

6.5" 2-Way Thunder Dome-Axial Series Coaxial Car Audio Speakers

• Peak Power: 240W
• RMS Power: 120W
• 3/4" Pivoting Soft Dome Tweeter
• Mounting Depth: 2-1/16"
• Polyprolylene Woofer Cone
• 4 Ohm Impedance
• Sensitivity: 92dB

No Fit Icon Doesn't fit your Sierra 3500 HD

• Peak Power: 240W
• RMS Power: 120W
• 3/4" Pivoting Soft Dome Tweeter
• Mounting Depth: 2-1/16"
• Polyprolylene Woofer Cone
• 4 Ohm Impedance
• Sensitivity: 92dB

Infinity KAPPA-62IX Open Box (Like New, Speaker Bag Cut Open)

450W Max (150W RMS) 6.5" Kappa 2-Way Coaxial Car Speakers

Go to item page Right Arrow Icon of Right Arrow

450W Max (150W RMS) 6.5" Kappa 2-Way Coaxial Car Speakers

• 225W Max Each, 75W RMS Each
• Edge Driven Soft Dome Tweeter
• Glass Fiber Plus One Cone
• 2.7 ohm Impedance
• Sensitivity: 95dB
• Mounting Depth: 2.04"

No Fit Icon Doesn't fit your Sierra 3500 HD

• 225W Max Each, 75W RMS Each
• Edge Driven Soft Dome Tweeter
• Glass Fiber Plus One Cone
• 2.7 ohm Impedance
• Sensitivity: 95dB
• Mounting Depth: 2.04"

MTX Front+Rear 6.5" Speaker Replacement Kit For 2007-2012 Nissan Altima

MTX Front+Rear 6.5" Speaker Replacement Kit For 2007-2012 Nissan Altima

Go to item page Right Arrow Icon of Right Arrow

MTX Front+Rear 6.5" Speaker Replacement Kit For 2007-2012 Nissan Altima

• Peak Power: 90W Each • RMS Power: 45W Each
• 1" Dome Mylar Tweeter
• Top-Mount Depth: 2"
• Polypropylene Woofer Cone
• 4 Ohm Impedance

No Fit Icon Doesn't fit your Sierra 3500 HD

• Peak Power: 90W Each • RMS Power: 45W Each
• 1" Dome Mylar Tweeter
• Top-Mount Depth: 2"
• Polypropylene Woofer Cone
• 4 Ohm Impedance

MTX Front+Rear 6.5" Speaker Replacement For 2013-2015 Nissan Altima Sedan

180W Peak (90W RMS) 6.5" 3-Way Terminator Series Coaxial Speakers w/ Mylar Tweeters Package

Go to item page Right Arrow Icon of Right Arrow

180W Peak (90W RMS) 6.5" 3-Way Terminator Series Coaxial Speakers w/ Mylar Tweeters Package

• Peak Power: 90W Each • RMS Power: 45W Each
• 1" Dome Mylar Tweeter
• Top-Mount Depth: 2"
• Polypropylene Woofer Cone
• 4 Ohm Impedance

No Fit Icon Doesn't fit your Sierra 3500 HD

• Peak Power: 90W Each • RMS Power: 45W Each
• 1" Dome Mylar Tweeter
• Top-Mount Depth: 2"
• Polypropylene Woofer Cone
• 4 Ohm Impedance

Infinity 6032si + Sound Dampening

6.5" 2-Way Reference Series Shallow-Mount Coaxial Car Audio Speakers + Speaker Kit - 1.38 Square Feet of Sound Dampening Material (Two 10" x 10" Pieces)

Go to item page Right Arrow Icon of Right Arrow

6.5" 2-Way Reference Series Shallow-Mount Coaxial Car Audio Speakers + Speaker Kit - 1.38 Square Feet of Sound Dampening Material (Two 10" x 10" Pieces)

• Peak Power: 300W
• RMS Power: 100W
• 1" Edge-Driven Textile Dome Tweeter
• Mounting Depth: 1-15/16"
• Two 10" x 10" Pieces of Sound Dampening Material
• • Eliminates Road Noise
• Quiets Vibrations
• Stops Annoying Rattles
• Increases SPL
• Reduces Heat
• Simple To Install
• Peel and Stick Installation

No Fit Icon Doesn't fit your Sierra 3500 HD

• Peak Power: 300W
• RMS Power: 100W
• 1" Edge-Driven Textile Dome Tweeter
• Mounting Depth: 1-15/16"
• Two 10" x 10" Pieces of Sound Dampening Material
• • Eliminates Road Noise
• Quiets Vibrations
• Stops Annoying Rattles
• Increases SPL
• Reduces Heat
• Simple To Install
• Peel and Stick Installation

Kenwood KFC-1659S

6-1/2" Dual Cone Car Speakers

Go to item page Right Arrow Icon of Right Arrow

6-1/2" Dual Cone Car Speakers

6.5" Dual Cone Car Speakers • 150W Max • 35W RMS • Dimpled Injection Molded Polypropylene (IMPP) Cone • Treated Cloth Surround • 4 ohm

No Fit Icon Doesn't fit your Sierra 3500 HD

6.5" Dual Cone Car Speakers • 150W Max • 35W RMS • Dimpled Injection Molded Polypropylene (IMPP) Cone • Treated Cloth Surround • 4 ohm

NVX - Worth the Envy - Direct to Consumer Car Audio

Items per page: 20 40 60

    Clear all

    FAQ Frequently asked questions in Discontinued 6.5" Speakers


    6.5" Speakers Frequently Asked Questions (FAQ)
    6.5" speakers are one of the most popular speaker sizes used in car audio systems. The primary difference between 6.5" speakers and other sizes, such as 6x9 or 5.25"", is the cone diameter. The 6.5" size strikes a balance between larger speakers, which may provide more bass but can be challenging to install in certain vehicles, and smaller speakers, which may lack low-end frequencies. The 6.5" size is versatile and can fit in most standard speaker locations, making them a popular choice for car owners looking to upgrade their audio system without extensive modifications.
    6.5" speakers offer several advantages that make them an attractive choice for car audio upgrades. Firstly, they generally provide a better sound quality compared to stock factory speakers, enhancing the overall listening experience. They offer a more extended frequency range, allowing for clearer highs and more defined lows. Additionally, 6.5" speakers often come with improved materials and design, resulting in better durability and longer-lasting performance. They are also relatively easy to install, making them a practical choice for DIY enthusiasts.
    To determine if 6.5" speakers are compatible with your car, you need to check the speaker size of your vehicle's factory speakers. You can do this by measuring the diameter of the current speakers or consulting your car's user manual for the specifications. Alternatively, you can use an online car speaker fitment tool or contact the manufacturer to confirm the compatibility. If your car's stock speakers are also 6.5"", it's a straightforward drop-in replacement. If they are a different size, you may need mounting adapters or brackets to fit the new 6.5" speakers.
    Yes, 6.5" speakers are versatile and well-suited for various music genres. Their balanced sound reproduction allows them to handle both high and low frequencies effectively. Whether you enjoy bass-heavy hip-hop tracks, the intricate instrumentals of classical music, or the crisp vocals of pop songs, 6.5" speakers can deliver a pleasing audio experience. However, the overall sound quality also depends on the speaker's construction, materials used, and power handling capabilities. It's essential to choose speakers that match your musical preferences and offer the desired audio characteristics.
    The installation process of 6.5" speakers will vary depending on your car's make and model. However, the general steps involve removing the door panels or speaker grilles, disconnecting the factory speakers, and connecting the new 6.5" speakers using the provided wiring harness or adapters. It's crucial to follow the manufacturer's instructions and use the correct tools to avoid damaging your car's interior or the speakers themselves. If you are not confident in your DIY skills, it's recommended to seek professional installation services to ensure a proper and secure fit.
    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

    1978 Ford E Series

    2016 Lexus NX300h

    2020 GMC Sierra 3500 HD

    1970 Pontiac Firebird

    2025 Chevrolet Express 2500

    2008 Honda Pilot

    2014 Kia Optima

    2026 Tesla Model Y

    1982 Ford LTD

    2021 Ford F-150

    Vehicle
    Store
    Delete

    2025 Can-Am Defender HD9

    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.