Garage
Shop

Shop all 1991 Pontiac LeMans Car Audio, Speakers, & Electronics

Loading...
Filters
filter-icon Filters & Sort
Limited time!

NVX XBAF65

Universal 6.5" Waterproof Silicone Rubber Speaker Baffle Ring Kit (Pack of 2)

XBAF65 big
Go to item page Right Arrow Icon of Right Arrow

Universal 6.5" Waterproof Silicone Rubber Speaker Baffle Ring Kit (Pack of 2)

• 6.5" Self-Adhesive Foam Speaker Baffle Ring Kit
• Waterproof foldable silicone baffles with egg crate foam
• Foldable rings allow for perfect fitment at varying depths
• Designed for use with 6.5" speakers
• Pack of 2

Free Baffles with Select Speakers Shop deal
shipping truck icon Free shipping in USA. Provide zip for delivery date.
Fits select models only.
Add details to confirm fitment.
117
List price $34.99
-37% $21.99

In stock

Used from: $15.39 Like New from: $17.99

Metra 40-GM10

Connect your factory antenna to a new aftermarket radio for select 1958-2023 vehicles from GMC, Chevrolet, Pontiac

40-GM10 big
Go to item page Right Arrow Icon of Right Arrow

Connect your factory antenna to a new aftermarket radio for select 1958-2023 vehicles from GMC, Chevrolet, Pontiac

• Antenna adapter for select 1958-2023 vehicles from GMC, Chevrolet, Pontiac
• Use for replacing vehicle radio
• Male Motorola connector on one end
• Female connector on other end

shipping truck icon Free shipping in USA. Provide zip for delivery date.
found car based on your search
Fits your LeMans
54
$8.99

In stock

• Antenna adapter for select 1958-2023 vehicles from GMC, Chevrolet, Pontiac
• Use for replacing vehicle radio
• Male Motorola connector on one end
• Female connector on other end

NVX NSP65

540W Peak (180W RMS) 6.5" N-Series 2 Way Coaxial Car Speakers

NSP65 big
Go to item page Right Arrow Icon of Right Arrow

540W Peak (180W RMS) 6.5" N-Series 2 Way Coaxial Car Speakers

• 270 watts Peak Each, 90 watts RMS Each
• 3/4" Silk Dome tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 89 dB
• Mounting Depth: 2.40"

2+ offers available
shipping truck icon Free shipping in USA. Provide zip for delivery date.
install icon

Free or discounted install kits when available.

Fits select models only.
Add details to confirm fitment.
93
List price $107.99
-35% $69.99 /pair

In stock

Continue to cart

Available Offers (2) for NVX NSP65
Offer image
Independance Deals Save 10% at Checkout!
List price $107.99
-35% $69.99
$62.99 with coupon | Price details
2026-07-12 23:59:00
Free Speaker Accessory at Checkout!
Used from: $54.99
Limited time!

NVX FRING65

Universal 6.5" or 6.75" Self-Adhesive Foam Speaker Baffle Ring Kit (Pack of 2)

FRING65 big
Go to item page Right Arrow Icon of Right Arrow

Universal 6.5" or 6.75" Self-Adhesive Foam Speaker Baffle Ring Kit (Pack of 2)

• 6.5" or 6.75" Self-Adhesive Foam Speaker Baffle Ring Kit
• Waterproof automotive-grade high-density foam strips
• Prevents front and rear wave cancellation and panel vibrations
• Designed for use with 6.5" or 6.75" speakers
• Pack of 2

Free Speaker Accessory at Checkout!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
Fits select models only.
Add details to confirm fitment.
44
List price $19.99
-10% $17.99

In stock

Used from: $10.49 Like New from: $15.29

Scosche MDA1B Antenna Adapter

Connect your factory antenna to a new aftermarket radio for select 1958-2023 vehicles from GMC, Chevrolet, Pontiac

MDA1B big
Go to item page Right Arrow Icon of Right Arrow

Connect your factory antenna to a new aftermarket radio for select 1958-2023 vehicles from GMC, Chevrolet, Pontiac

• GM / Chevrolet Antenna Adapter
• Aftermarket Antenna Male (Motorola Plug) to Factory Radio Female (Proprietary Plug)
• select 1958-2023 vehicles from GMC, Chevrolet, Pontiac Vehicles

shipping truck icon Free shipping in USA. Provide zip for delivery date.
found car based on your search
Fits your LeMans
366
List price $8.95
-33% $5.99

In stock

• GM / Chevrolet Antenna Adapter
• Aftermarket Antenna Male (Motorola Plug) to Factory Radio Female (Proprietary Plug)
• select 1958-2023 vehicles from GMC, Chevrolet, Pontiac Vehicles

NVX XSP652

600W Peak (200W RMS) 6.5" X-Series 2 Way Coaxial Car Speakers

XSP652 big
Go to item page Right Arrow Icon of Right Arrow

600W Peak (200W RMS) 6.5" X-Series 2 Way Coaxial Car Speakers

• 300 watts Peak Each, 100 watts RMS Each
• 1" Silk Dome tweeters
• Lightweight Real Carbon Fiber cone
• Impedance: 4 ohm
• Sensitivity: 92 dB
• Mounting Depth: 2.52"

2+ offers available
shipping truck icon Free shipping in USA. Provide zip for delivery date.
VIP Star Icon

VIP Product Get $12.00 in rewards to spend later

install icon

Free or discounted install kits when available.

Fits select models only.
Add details to confirm fitment.
19
List price $179.99
-33% $119.99 /pair

In stock

Continue to cart

Available Offers (2) for NVX XSP652
Offer image
Independance Deals Save 10% at Checkout!
List price $179.99
-33% $119.99
$107.99 with coupon | Price details
2026-07-12 23:59:00
Free Speaker Accessory at Checkout!
Used from: $93.73 Like New from: $101.99

NVX XBAF65 6.5" Premium Speaker Installation 2-Pair Kit

2 Piece 6.5" or 6.75" Weatherproof Silicone Rubber Speaker Baffle Kit + Premium Sound Damping + Five Piece Installer's Panel Removal Installation Tool Kit w/ Sound Deadening

XBAF65X2_SDBSK2X2_BTK_SDRLR big
Go to item page Right Arrow Icon of Right Arrow

2 Piece 6.5" or 6.75" Weatherproof Silicone Rubber Speaker Baffle Kit + Premium Sound Damping + Five Piece Installer's Panel Removal Installation Tool Kit w/ Sound Deadening

• Acoustically seals speakers for better sound performance
• Prevents front and rear wave cancellation
• Reduces panels vibrations
• Foldable design allows for varying depths

shipping truck icon Free shipping in USA. Provide zip for delivery date.
Fits select models only.
Add details to confirm fitment.
257
List price $141.44
-38% $88.14

In stock

JBL Stage3 427F (Stage 3 427F) (2-Pairs, 4-Total)

600Peak (120W RMS) 4" Stage 3 Series 2-Way Coaxial Car Speakers (2-Pairs)

STAGE3427FAM_2 big
Go to item page Right Arrow Icon of Right Arrow

600Peak (120W RMS) 4" Stage 3 Series 2-Way Coaxial Car Speakers (2-Pairs)

• 150 watts Peak Each, 30 watts RMS Each
• 3/4" Edge-driven Dome Tweeters
• Polypropylene cone material
• Impedance: 3 ohm
• Sensitivity: 90 dB

Save 15% Off Package Deals at Checkout!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
additional information required
Fits select locations in your LeMans.
Add vehicle details to confirm exact location.
3
List price $179.90
-22% $139.90

In stock.

• 150 watts Peak Each, 30 watts RMS Each
• 3/4" Edge-driven Dome Tweeters
• Polypropylene cone material
• Impedance: 3 ohm
• Sensitivity: 90 dB

Limited time!

Rockford Fosgate Punch P1V2-675

300W Peak (150W RMS) 6.75" Punch P1 Series 3 Way Coaxial 4-ohm Speakers

P1V2-675 big
Go to item page Right Arrow Icon of Right Arrow

300W Peak (150W RMS) 6.75" Punch P1 Series 3 Way Coaxial 4-ohm Speakers

• 150 watts Peak Each, 75 watts RMS Each
• 3/4" Tetolon Inverted Dome tweeters
• 3/8" Polypropylene-Piezo super tweeters
• Mica reinforced Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB

Free Baffles with Select Speakers Shop deal
shipping truck icon Free shipping in USA. Provide zip for delivery date.
VIP Star Icon

VIP Product Get $18.00 in rewards to spend later

install icon

Free or discounted install kits when available.

Fits select models only.
Add details to confirm fitment.
List price $239.99
Save $60.00
-25% $179.99 /pair

In stock

Limited time!

Infinity REF407F (INFSPKRF407FUS)

210W Peak (75W RMS) 4" Reference Series 2-Way Coaxial 3-ohm Speakers

REF407F big
Go to item page Right Arrow Icon of Right Arrow

210W Peak (75W RMS) 4" Reference Series 2-Way Coaxial 3-ohm Speakers

• 105 watts Peak Each, 35 watts RMS Each
• 1/2" Textile Edge Driven Dome Tweeters
• Polypropylene cone material
• Impedance: 3 ohm
• Sensitivity: 92 dB

Free Speaker Accessory at Checkout!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
VIP Star Icon

VIP Product Get $8.80 in rewards to spend later

install icon

Install kits available for most vehicles

additional information required
Fits select locations in your LeMans.
Add vehicle details to confirm exact location.
List price $139.95
Save $52.00
-37% $87.95 /pair

In stock

Metra AD-GM1-10

Antenna Adapter Cable for select 1958-2023 vehicles from GMC, Chevrolet, Pontiac (10 Pack)

AD-GM1-10 big
Go to item page Right Arrow Icon of Right Arrow

Antenna Adapter Cable for select 1958-2023 vehicles from GMC, Chevrolet, Pontiac (10 Pack)

• Antenna to stereo adapter cables
• Compatible with select 1958-2023 vehicles from GMC, Chevrolet, Pontiac
• Converts factory mini-barbed antenna to standard male Motorola plug
• Required when replacing a factory stereo with an aftermarket head unit
• Pack contains 10 antenna adapter cables
• Plug and play connection, no cutting of wires required

shipping truck icon Free shipping in USA. Provide zip for delivery date.
found car based on your search
Fits your LeMans
List price $29.99
-10% $26.99

Available

Ships in 10-14 days

• Antenna to stereo adapter cables
• Compatible with select 1958-2023 vehicles from GMC, Chevrolet, Pontiac
• Converts factory mini-barbed antenna to standard male Motorola plug
• Required when replacing a factory stereo with an aftermarket head unit
• Pack contains 10 antenna adapter cables
• Plug and play connection, no cutting of wires required

Metra 44-GM935 Antenna

Replacement Antenna for Select Multi Application GM Vehicles

44-GM935 big
Go to item page Right Arrow Icon of Right Arrow

Replacement Antenna for Select Multi Application GM Vehicles

• Replacement Antenna for Select GM Vehicles
• Universal with 5 Fixed-Angle Bases
• 31" Mast

shipping truck icon Free shipping in USA. Provide zip for delivery date.
found car based on your search
Fits your LeMans
5
List price $62.99
-52% $29.99

In stock

• Replacement Antenna for Select GM Vehicles
• Universal with 5 Fixed-Angle Bases
• 31" Mast

Limited time!

Rockford Fosgate Prime R1675X2

180W Peak (90W RMS) 6.75" Prime Series 2 Way Coaxial 4-ohm Speakers

R1675X2 big
Go to item page Right Arrow Icon of Right Arrow

180W Peak (90W RMS) 6.75" Prime Series 2 Way Coaxial 4-ohm Speakers

• 90 watts Peak Each, 45 watts RMS Each
• 1/2" Silk Dome tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 91 dB

Free Speaker Accessory at Checkout!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
VIP Star Icon

VIP Product Get $8.00 in rewards to spend later

install icon

Free or discounted install kits when available.

Fits select models only.
Add details to confirm fitment.
59
$79.99 /pair

In stock

Used from: $67.99
Limited time!

Rockford Fosgate Punch P1 P1675

240W Peak (120W RMS) 6.75” Punch Series 3 Way Coaxial 4-ohm Speakers

P1675 big
Go to item page Right Arrow Icon of Right Arrow

240W Peak (120W RMS) 6.75” Punch Series 3 Way Coaxial 4-ohm Speakers

• 120 watts Peak Each, 60 watts RMS Each
• 3/4" PEI (Polyetherimide) Dome tweeters
• Injection Molded Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB

Free Speaker Accessory at Checkout!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
VIP Star Icon

VIP Product Get $11.00 in rewards to spend later

install icon

Free or discounted install kits when available.

Fits select models only.
Add details to confirm fitment.
48
$109.99 /pair

In stock

Used from: $93.49
Limited time!

Alpine S2-S65

480W Peak (160W RMS) 6.5" S-Series Hi-Res 2-Way Coaxial 4-ohm Car Speakers

S2-S65 big
Go to item page Right Arrow Icon of Right Arrow

480W Peak (160W RMS) 6.5" S-Series Hi-Res 2-Way Coaxial 4-ohm Car Speakers

• 240 watts Peak Each, 80 watts RMS Each
• Hi-Res Audio Certified
• 1" Cloth Dome tweeters
• Polypropylene, Glass Fiber and Mica cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB

Free Speaker Accessory at Checkout!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
VIP Star Icon

VIP Product Get $15.00 in rewards to spend later

install icon

Free or discounted install kits when available.

Fits select models only.
Add details to confirm fitment.
5
List price $180.00
-17% $149.95 /pair

In stock

NVX NSP65KIT

600W Peak (200W RMS) 6.5" N-Series 2 Way Component Car Speakers

NSP65KIT big
Go to item page Right Arrow Icon of Right Arrow

600W Peak (200W RMS) 6.5" N-Series 2 Way Component Car Speakers

• 300 watts Peak Each, 100 watts RMS Each
• 3/4" Silk Dome tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB

2+ offers available
shipping truck icon Free shipping in USA. Provide zip for delivery date.
install icon

Free or discounted install kits when available.

Fits select models only.
Add details to confirm fitment.
6
List price $107.99
-17% $89.99 /set

In stock

Continue to cart

Available Offers (2) for NVX NSP65KIT
Offer image
Independance Deals Save 10% at Checkout!
List price $107.99
-17% $89.99
$80.99 with coupon | Price details
2026-07-12 23:59:00
Free Speaker Accessory at Checkout!

Hertz SV 165 NEO + FREE $150 Gift Card

6.5" NEO Series 4 Ohms Car Speaker Midrange Driver

SV 165 NEO, 150EGIFT big
Go to item page Right Arrow Icon of Right Arrow

6.5" NEO Series 4 Ohms Car Speaker Midrange Driver

• 200 Watts Peak each
• 75 Watts RMS each
• Water repellent pressed paper cone material
• Neodymium Magnet
• 4 ohm impedance
•Nature Proof

shipping truck icon Free shipping in USA. Provide zip for delivery date.
install icon

Free or discounted install kits when available.

Fits select models only.
Add details to confirm fitment.
3
List price $680.00
-34% $449.99 /pair

In stock

• 200 Watts Peak each
• 75 Watts RMS each
• Water repellent pressed paper cone material
• Neodymium Magnet
• 4 ohm impedance
•Nature Proof

Cerwin-Vega H675C

720W Peak (240W RMS) 6.75" HED Series 4-ohm 2-Way Component Speaker System

H675C big
Go to item page Right Arrow Icon of Right Arrow

720W Peak (240W RMS) 6.75" HED Series 4-ohm 2-Way Component Speaker System

• 360 watts Peak Each, 120 watts RMS Each
• 1" PEI (Polyetherimide) Balanced Dome tweeters
• Responsive Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 87 dB

2+ offers available
shipping truck icon Free shipping in USA. Provide zip for delivery date.
install icon

Free or discounted install kits when available.

Fits select models only.
Add details to confirm fitment.
List price $227.99
-17% $189.99 /set

In stock

Continue to cart

Available Offers (2) for Cerwin-Vega H675C
Offer image
Flash Sale! Save at Checkout!
List price $227.99
-17% $189.99
$151.99 with coupon | Price details
Free Baffles with Select Speakers
Limited time!

Rockford Fosgate Power T1 T1675

300W Peak (150W RMS) 6.75” Power Series 2 Way Coaxial 4-ohm Speakers

T1675 big
Go to item page Right Arrow Icon of Right Arrow

300W Peak (150W RMS) 6.75” Power Series 2 Way Coaxial 4-ohm Speakers

• 150 watts Peak Each, 75 watts RMS Each
• 1" Aluminum Dome tweeters
• Carbon Fiber Reinforced IMPP cone material
• Impedance: 4 ohm
• Sensitivity: 89 dB

Free Baffles with Select Speakers Shop deal
shipping truck icon Free shipping in USA. Provide zip for delivery date.
VIP Star Icon

VIP Product Get $22.00 in rewards to spend later

install icon

Free or discounted install kits when available.

Fits select models only.
Add details to confirm fitment.
17
$219.99 /pair

In stock

Only 2 Left!

Used from: $186.99
Limited time!

NVX FRING4

Universal 4" Self-Adhesive Foam Speaker Baffle Ring Kit (Pack of 2)

FRING4 big
Go to item page Right Arrow Icon of Right Arrow

Universal 4" Self-Adhesive Foam Speaker Baffle Ring Kit (Pack of 2)

• 4" Self-Adhesive Foam Speaker Baffle Ring Kit
• Waterproof automotive-grade high-density foam strips
• Prevents front and rear wave cancellation and panel vibrations
• Designed for use with 4" speakers
• Pack of 2

Free Speaker Accessory at Checkout!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
found car based on your search
Fits your LeMans
4
List price $18.99
-37% $11.98

In stock

Used from: $5.39

Items per page: 20 40 60

    Clear all
    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

    2001 Ford Explorer

    2015 Lincoln MKZ

    1991 Pontiac LeMans

    2008 Nissan Maxima

    2017 Dodge Durango

    2000 Isuzu Rodeo

    2009 Audi TT

    2008 Mercury Mariner

    1993 Audi 100

    1988 Acura Integra

    Vehicle
    Store
    Delete

    2006 Harley Davidson FLHTI Electra Glide Standard

    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.