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1978 Triumph TR7

Universal gear includes car amplifiers, subs, and other products that do not install in a specific location or require fitment to integrate with a vehicle.

Universal-Fit Audio for 1978 Triumph TR7

When thinking of universal gear, we consider products like a car amp that gives more power to your speakers or subs, cell phone chargers, equalizers and sound processors, rear-seat entertainment and video monitors, as well as dash cameras.

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NVX FRING4

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

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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!
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4
List price $18.99
-37% $11.98

In stock

Used from: $5.39

Install Bay 4" Round Shallow Foam Acoustic Speaker Baffles (VXT42)

XTC 4" Round Shallow Foam Acoustic Speaker Baffles create a tight, acoustic seal behind the speaker to enhance the sound quality

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XTC 4" Round Shallow Foam Acoustic Speaker Baffles create a tight, acoustic seal behind the speaker to enhance the sound quality

• Shallow Foam Acoustic Speaker Baffles
• Includes a pair of 4" round baffles
• Made from a waterproof foam
• Creates a tight, acoustic seal behind the speaker to enhance the sound quality
• Compresses and forms to the shape of most installations
• Reduces panel vibration
• Greatly enhances the sound and performance of the speakers

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• Shallow Foam Acoustic Speaker Baffles
• Includes a pair of 4" round baffles
• Made from a waterproof foam
• Creates a tight, acoustic seal behind the speaker to enhance the sound quality
• Compresses and forms to the shape of most installations
• Reduces panel vibration
• Greatly enhances the sound and performance of the speakers

Install Bay IBBAF42

4" Round Shallow Foam Acoustic Speaker Baffles

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4" Round Shallow Foam Acoustic Speaker Baffles

• Shallow Speaker Baffles
• For 4" Speakers
• Made from a Waterproof Foam
• Greatly Enhances the Sound and Performance of the Speakers
• Reduces Panel Vibration

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-14% $11.99

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Ships in 10-14 days

• Shallow Speaker Baffles
• For 4" Speakers
• Made from a Waterproof Foam
• Greatly Enhances the Sound and Performance of the Speakers
• Reduces Panel Vibration

Boom Mat 050310

4" Round Speaker Baffles

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4" Round Speaker Baffles

• 4" Round Speaker Baffles
• Maximizes speaker performance
• Dampens vibrations easily
• Water-tight shell for added protection
• Baffle Material: Polyethylene
• Dimensions: 6" W x 6" H x 3.5" D

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$17.99

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• 4" Round Speaker Baffles
• Maximizes speaker performance
• Dampens vibrations easily
• Water-tight shell for added protection
• Baffle Material: Polyethylene
• Dimensions: 6" W x 6" H x 3.5" D

NVX FRING4 (Open Box, Good)

2 Piece 4" Self-Adhesive Foam Speaker Ring Baffle Kit

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2 Piece 4" Self-Adhesive Foam Speaker Ring Baffle Kit

• Acoustically seals speakers for better sound performance
• Prevents front and rear wave cancellation
• Reduces panels vibrations
• Easy peel and stick installation

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List price $18.99
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• Acoustically seals speakers for better sound performance
• Prevents front and rear wave cancellation
• Reduces panels vibrations
• Easy peel and stick installation

NVX FRING4 Basic Speaker Accessory Kit

2 Piece 4" Self-Adhesive Foam Speaker Ring Baffle Kit with 1.38 Square Feet of Sound Dampening Material (Two 10" x 10" Pieces)

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2 Piece 4" Self-Adhesive Foam Speaker Ring Baffle Kit with 1.38 Square Feet of Sound Dampening Material (Two 10" x 10" Pieces)

• Acoustically seals speakers for better sound performance
• Prevents front and rear wave cancellation
• Reduces panels vibrations
• Easy peel and stick installation

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List price $37.73
-34% $24.99

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NVX FRING4 4" Speaker Installation Kit

Includes : 2 Piece Foam Speaker Rings, Door Panel Removal Kit, Sound Deadening and Roller

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Includes : 2 Piece Foam Speaker Rings, Door Panel Removal Kit, Sound Deadening and Roller

• 2pc Foam Speaker Ring Kit for 4" Drivers with Egg Crate Foam Base
• Creates a tight seal around your speaker for optimum sound quality
• Egg crate foam base helps absorb unwanted echoes and reverberation
• Compatible with 4" speakers
• Reduce door panel vibration

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• 2pc Foam Speaker Ring Kit for 4" Drivers with Egg Crate Foam Base
• Creates a tight seal around your speaker for optimum sound quality
• Egg crate foam base helps absorb unwanted echoes and reverberation
• Compatible with 4" speakers
• Reduce door panel vibration

NVX FRING4 Basic Speaker Installation Kit

2 Piece 4" Self-Adhesive Foam Speaker Ring Baffle Kit + 2 Sheets Sound Dampening Material and Roller with 6 Piece Removal Tool Kit

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2 Piece 4" Self-Adhesive Foam Speaker Ring Baffle Kit + 2 Sheets Sound Dampening Material and Roller with 6 Piece Removal Tool Kit

• Acoustically seals speakers for better sound performance
• Prevents front and rear wave cancellation
• Reduces panels vibrations
• Easy peel and stick installation

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222
List price $71.71
-33% $47.99

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Directed 520T

12 Volt Backup Battery and Sensor

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12 Volt Backup Battery and Sensor

• 12 Volt Backup Battery System
• Powers siren when battery is disabled

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List price $72.99
-58% $30.99

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• 12 Volt Backup Battery System
• Powers siren when battery is disabled

JL Audio RBC-1

Flush-Mount Wired Bass Remote Controller for Select JL Audio Amplifiers

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Flush-Mount Wired Bass Remote Controller for Select JL Audio Amplifiers

• Wired Bass Remote Controller
• Compatible with select JL Audio amplifiers
• Flush-mountable installation
• Color: Black

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$59.99

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Used from: $41.99

• Wired Bass Remote Controller
• Compatible with select JL Audio amplifiers
• Flush-mountable installation
• Color: Black

Stinger SGJ78

8-1/4" Cross Flow Cooling Fan

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8-1/4" Cross Flow Cooling Fan

• 8-1/4"
• Cross Flow Cooling Fan
• Keeps Components Running Cool
• Easy Installation

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List price $119.00
-52% $56.99

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• 8-1/4"
• Cross Flow Cooling Fan
• Keeps Components Running Cool
• Easy Installation

NVX STBXC16

16 sq. ft. Black Subwoofer Box/Trunk Liner Carpet with Adhesive Backing

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16 sq. ft. Black Subwoofer Box/Trunk Liner Carpet with Adhesive Backing

• Extremely durable fabric that will stand up to heavy usage
• Adhesive backing allows for an easier installation process
• Easy to cut, fit, and mold to desired shape or size
• Stain resistant
• Color: Black
• Carpet Thickness: 1/8 inch
• Perfect for subwoofer boxes, car trunk liner or for use as a dash cover

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-40% $29.99

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• Extremely durable fabric that will stand up to heavy usage
• Adhesive backing allows for an easier installation process
• Easy to cut, fit, and mold to desired shape or size
• Stain resistant
• Color: Black
• Carpet Thickness: 1/8 inch
• Perfect for subwoofer boxes, car trunk liner or for use as a dash cover

PAC BB-6PR (Black)

Pair of Bass Blockers for Tweeters, Removes 0-5.6kHz at 4 ohms, 0-2.8kHz at 8 ohms

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Pair of Bass Blockers for Tweeters, Removes 0-5.6kHz at 4 ohms, 0-2.8kHz at 8 ohms

Bass Blockers • Removes Low Frequency Sounds • 0-5.6 kHz @ 4 Ohm • 0-2.8 kHz @ 8 Ohm • Black Wire Color

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12
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-32% $12.99

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Bass Blockers • Removes Low Frequency Sounds • 0-5.6 kHz @ 4 Ohm • 0-2.8 kHz @ 8 Ohm • Black Wire Color

SMD DD-1 Distortion Detector/Analyzer

Amplifier Signal Distortion Detector

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Amplifier Signal Distortion Detector

• Distortion Detector/Analyzer (DD1)
• Distortion Detector's Circuitry Is 100% Analog
• Distortion Detection Trigger Level > 1.0% Harmonic Distortion
• Operating Range of Input Signal is 1.2Vrms – 125Vrms. (15,000 Watts at 1 ohm) Autoranging
• Signal Present LED Trigger Voltage 750mVrms

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-5% $199.98

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• Distortion Detector/Analyzer (DD1)
• Distortion Detector's Circuitry Is 100% Analog
• Distortion Detection Trigger Level > 1.0% Harmonic Distortion
• Operating Range of Input Signal is 1.2Vrms – 125Vrms. (15,000 Watts at 1 ohm) Autoranging
• Signal Present LED Trigger Voltage 750mVrms

Directed 508D

Invisibeam Field Disturbance Sensor

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Invisibeam Field Disturbance Sensor

• Invisibeam® Field Disturbance Sensor
• Generates two invisible detection fields around your vehicle
• Offers 2 response types

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List price $94.99
-52% $45.99

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Only 2 Left!

• Invisibeam® Field Disturbance Sensor
• Generates two invisible detection fields around your vehicle
• Offers 2 response types

NVX NPKG212 Dual 12" Bass Package

1000W Max (500W RMS) Loaded Dual 12" Sub Bass Kit with Slot Ported Box, Monoblock Amp & Remote

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1000W Max (500W RMS) Loaded Dual 12" Sub Bass Kit with Slot Ported Box, Monoblock Amp & Remote

• 12" Loaded Dual Subwoofer Enclosure with Amplifier
• 500 watts RMS
• Class D Amplifier
• Variable Bass Boost
• Speaker-Level Inputs
• Wired Remote Bass Level Control

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List price $419.99
-11% $374.99

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• 12" Loaded Dual Subwoofer Enclosure with Amplifier
• 500 watts RMS
• Class D Amplifier
• Variable Bass Boost
• Speaker-Level Inputs
• Wired Remote Bass Level Control

Limited time!

Belva BH35BRB

160W Peak (80W RMS) 3.5-inch Motorcycle/Handlebar Bluetooth Stereo System with RGB Lights

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160W Peak (80W RMS) 3.5-inch Motorcycle/Handlebar Bluetooth Stereo System with RGB Lights

• 2-Way mini box system
• 3.5" long-excursion woofer
• Bluetooth Functions
• Built-in illuminating RBG lights

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List price $199.99
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• 2-Way mini box system
• 3.5" long-excursion woofer
• Bluetooth Functions
• Built-in illuminating RBG lights

PAC LD-10

10X Adjustable Line Driver with Signal Booster and a 96 db S/N Ratio

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10X Adjustable Line Driver with Signal Booster and a 96 db S/N Ratio

• PAC LD-10 Line Driver with Signal Booster
• Boost Your Signal and Gain the Most Power Out of Your System
• 10X RCA Signal Booster
• Solid State Ground Loop Isolation
• Left and Right Gain Level Adjustment

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• PAC LD-10 Line Driver with Signal Booster
• Boost Your Signal and Gain the Most Power Out of Your System
• 10X RCA Signal Booster
• Solid State Ground Loop Isolation
• Left and Right Gain Level Adjustment

Metra JP-FCLIP

Replacement Fender Clips for Select 2018-2026 Jeep Wrangler and Gladiator (Pack of 30)

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Replacement Fender Clips for Select 2018-2026 Jeep Wrangler and Gladiator (Pack of 30)

• Replacement Fender Clips for Jeep Wrangler JL and Gladiator
• Compatible with 2018-up Jeep Wrangler JL
• Compatible with 2020-up Jeep Gladiator
• Pack of 30

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List price $12.99
-15% $10.99

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• Replacement Fender Clips for Jeep Wrangler JL and Gladiator
• Compatible with 2018-up Jeep Wrangler JL
• Compatible with 2020-up Jeep Gladiator
• Pack of 30

XS Power 580

Pair of 12 Volt Short Brass Battery Terminal Post Adapters M6

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Pair of 12 Volt Short Brass Battery Terminal Post Adapters M6

• Pair of 12-Volt Short Brass Terminal Post Adapters
• For Vehicles that Use "Short Style" Battery Posts
• High Quality M6 Threading
• Stainless Steel Hex-Head Bolts Included
• Compatible with All i-BAR Rails

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-25% $14.99

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• Pair of 12-Volt Short Brass Terminal Post Adapters
• For Vehicles that Use "Short Style" Battery Posts
• High Quality M6 Threading
• Stainless Steel Hex-Head Bolts Included
• Compatible with All i-BAR Rails

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    FAQ for Universal-Fit Audio & Electronics in 1978 TR7

    Q: Can I upgrade or change the Universal-Fit Audio & Electronics in 1978 Triumph TR7?

    A: Yes this page includes all the best Universal-Fit Audio & Electronics that work in your TR7.

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