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1979 BMW 733i

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 1979 BMW 733i

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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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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104
List price $209.98
-5% $199.98

In stock

• 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

Limited time!

Belva BBCRM1

Universal 1080P DVR Rearview Mirror w/ Built-in Front HD Camera and Backup Camera

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Universal 1080P DVR Rearview Mirror w/ Built-in Front HD Camera and Backup Camera

• Resolution: 1920 x 1080p (30 FPS) + VGA 640 x 480p (30 FPS)
• Stay aware of the road around you
• DVR Rearview Mirror
• Universal
• Built-in Front HD Camera and Backup Camera

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List price $129.99
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-77% $29.99

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• Resolution: 1920 x 1080p (30 FPS) + VGA 640 x 480p (30 FPS)
• Stay aware of the road around you
• DVR Rearview Mirror
• Universal
• Built-in Front HD Camera and Backup Camera

PAC TR1 (TR-1)

Video Lockout Bypass Trigger for Alpine, Pioneer, Kenwood and Other Popular Aftermarket Radios

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Video Lockout Bypass Trigger for Alpine, Pioneer, Kenwood and Other Popular Aftermarket Radios

• Video Unlock trigger module
• Unlocks video playback for aftermarket radios while vehicle is in motion
• Works with all popular brand radios like Pioneer, Kenwood, Alpine and more
• No Programming Required

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31
List price $29.00
-45% $15.99

In stock

• Video Unlock trigger module
• Unlocks video playback for aftermarket radios while vehicle is in motion
• Works with all popular brand radios like Pioneer, Kenwood, Alpine and more
• No Programming Required

NVX XGR665

Universal Mesh Grilles for Most 6.5" Speakers

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Universal Mesh Grilles for Most 6.5" Speakers

• Universal 6.5" Speaker Mesh Grilles
• Designed for use for most 6.5" speakers
• Also compatible with select NVX 6.5" speakers

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List price $12.49
-12% $10.99

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• Universal 6.5" Speaker Mesh Grilles
• Designed for use for most 6.5" speakers
• Also compatible with select NVX 6.5" speakers

Stinger SVMB

Stinger SVMB Blue LED Voltage Display

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Stinger SVMB Blue LED Voltage Display

• LED Voltage Gauge
• Accurate Reading
• Easy to Read LED Display
• 3 Wire Installation
• Flush or Mountable

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List price $49.00
-41% $28.99

In stock

Only 2 Left!

• LED Voltage Gauge
• Accurate Reading
• Easy to Read LED Display
• 3 Wire Installation
• Flush or Mountable

Belva BKIT150

158 Piece Terminal Connector Kit with Crimping Tool Included

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158 Piece Terminal Connector Kit with Crimping Tool Included

• Contains Clear Subdivided Container
• Nylon closed end connectors
• Red/blue/yellow vinyl butt connectors

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List price $29.99
-50% $14.99

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• Contains Clear Subdivided Container
• Nylon closed end connectors
• Red/blue/yellow vinyl butt connectors

Crux CUB-15

Universal Bullet Backup Camera

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Universal Bullet Backup Camera

• Universal Rear View Backup Camera
• Mounting Style: Flush Mount (push-in)
• Viewing Angle: 170° wide view angle
• Resolution: 480 TV Lines
• Waterproof: Yes (IP67-rated)
• Nightvision: Low-light

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List price $81.90
-36% $52.65

In stock

• Universal Rear View Backup Camera
• Mounting Style: Flush Mount (push-in)
• Viewing Angle: 170° wide view angle
• Resolution: 480 TV Lines
• Waterproof: Yes (IP67-rated)
• Nightvision: Low-light

Install Bay PSP4

4" x 11" ABS Port Tube Kit - Black

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4" x 11" ABS Port Tube Kit - Black

• Port Tube Kit for ported enclosures
• Perfect for custom or replacement ported enclosures
• 4"W x 11"L
• Durable ABS plastic construction

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List price $38.99
-10% $34.99

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• Port Tube Kit for ported enclosures
• Perfect for custom or replacement ported enclosures
• 4"W x 11"L
• Durable ABS plastic construction

Audiovox FMDIRB

FM Modulator Relay Box and Direct Adapter

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FM Modulator Relay Box and Direct Adapter

• Converts internal wireless FM transmitter to a wired FM modulator
• Connects audio output with POD with FM modulator to car radio
• Designed for use with Audiovox SIRCK3 and XC9 vehicle kits

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$39.99

Available

Ships in 10-14 days

• Converts internal wireless FM transmitter to a wired FM modulator
• Connects audio output with POD with FM modulator to car radio
• Designed for use with Audiovox SIRCK3 and XC9 vehicle kits

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

In stock

• 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

JL Audio SGRU-10

Mesh Grille for JL Audio 10" W0v3, W1v3 and W3v3 Subwoofers

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Mesh Grille for JL Audio 10" W0v3, W1v3 and W3v3 Subwoofers

• 10" Grille made Specifically for the JL Audio 10W1v2 or 10W3v3 Sub
• Provides the Best Protection Possible
• Top-Notch JL Audio Quality
• Metal Mesh Grille Painted Black

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$39.99

In stock

• 10" Grille made Specifically for the JL Audio 10W1v2 or 10W3v3 Sub
• Provides the Best Protection Possible
• Top-Notch JL Audio Quality
• Metal Mesh Grille Painted Black

DS18 XM3

3-Way Active Crossover with Subwoofer Level Control and Bass Knob

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3-Way Active Crossover with Subwoofer Level Control and Bass Knob

• 3-Way active crossover with sub-level control
• Mixed input and output
• Level output knob with individual output
• Features front and rear high-pass filters
• Includes remote subwoofer level control
• Stereo or mono subwoofer mode selector

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$124.95

In stock

• 3-Way active crossover with sub-level control
• Mixed input and output
• Level output knob with individual output
• Features front and rear high-pass filters
• Includes remote subwoofer level control
• Stereo or mono subwoofer mode selector

Install Bay 89-00-9031 by Metra

12"x12"x1/8" ABS Plastic Sheet

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12"x12"x1/8" ABS Plastic Sheet

• 12" x 12" ABS Blank Panel Trim
• Customize The Blank Panel By Shaping It Or Cutting It Out
• Use It To Fill In Spaces And Gaps Or To Mount Accessories

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19
List price $14.99
-33% $9.99

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• 12" x 12" ABS Blank Panel Trim
• Customize The Blank Panel By Shaping It Or Cutting It Out
• Use It To Fill In Spaces And Gaps Or To Mount Accessories

Install Bay IBFG0

0 Gauge (1" Mounting Hole) Waterproof Firewall Grommet

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0 Gauge (1" Mounting Hole) Waterproof Firewall Grommet

• 0 Gauge Firewall Grommet
• IP68 Waterproof Rating
• Protects Cables When Installing Through a FIrewall
• Sold Individually

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List price $4.99
-20% $3.99

Available

Ships in 10-14 days

• 0 Gauge Firewall Grommet
• IP68 Waterproof Rating
• Protects Cables When Installing Through a FIrewall
• Sold Individually

Metra JP-18AMP-BRKT

Under Seat Amplifier Rack for 2018-Up Jeep

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Under Seat Amplifier Rack for 2018-Up Jeep

• Under seat amplifier rack for select 2018-Up Jeep models
• Corrosion resistant black powder-coated mount plate
• Designed to be installed under the front seat to install aftermarket amplifier

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List price $83.99
-11% $74.99

In stock

• Under seat amplifier rack for select 2018-Up Jeep models
• Corrosion resistant black powder-coated mount plate
• Designed to be installed under the front seat to install aftermarket amplifier

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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List price $89.00
-49% $44.99

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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

Belva BTK105

Five Piece Installer's Panel Removal Installation Tool Kit for Stereo, Speakers and Car Audio Installs

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Five Piece Installer's Panel Removal Installation Tool Kit for Stereo, Speakers and Car Audio Installs

• Five Piece Installer's Removal Tool Kit
• Durable Nylon Plastic

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73
List price $18.99
-37% $11.99

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• Five Piece Installer's Removal Tool Kit
• Durable Nylon Plastic

Sound Extreme by ECOXGEAR ACC-SERV7

1.5" to 3" Universal Roll Cage Mounting Clamps

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1.5" to 3" Universal Roll Cage Mounting Clamps

• Universal Roll-Cage Soundbar Mounting Clamps
• Designed for use in SoundExtreme soundbars (Sold separately)
• Fits in 1.5" to 3" mounting tubes
• Sold in pairs

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List price $129.99
-8% $119.99

In stock

Only 1 Left!

• Universal Roll-Cage Soundbar Mounting Clamps
• Designed for use in SoundExtreme soundbars (Sold separately)
• Fits in 1.5" to 3" mounting tubes
• Sold in pairs

NVX XWS1225

25 ft 12-Gauge EnvyFlex 100% Oxygen Free Copper Speaker Wire (Blue/Gray)

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25 ft 12-Gauge EnvyFlex 100% Oxygen Free Copper Speaker Wire (Blue/Gray)

• True Spec 12 gauge EnvyFlex Speaker Wire
• Silver-tinned OFC (100% Oxygen-Free Copper) material
• Color: Blue and Gray
• Translucent EnvyFlex flexible multi-strand construction

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56
List price $49.99
-40% $29.99

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• True Spec 12 gauge EnvyFlex Speaker Wire
• Silver-tinned OFC (100% Oxygen-Free Copper) material
• Color: Blue and Gray
• Translucent EnvyFlex flexible multi-strand construction

Limited time!

Belva BASQM

Front Load Flush Mount Flange BAWPL, BA2USB, BAVTM

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Front Load Flush Mount Flange BAWPL, BA2USB, BAVTM

• Front Load Flush Mount Flange
• For use with Belva BAWLk, BA2USB or BAVTM
• Color: Black
• Material: Plastic

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List price $1.99
-25% $1.49

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• Front Load Flush Mount Flange
• For use with Belva BAWLk, BA2USB or BAVTM
• Color: Black
• Material: Plastic

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    FAQ for Universal-Fit Audio & Electronics in 1979 733i

    Q: Can I upgrade or change the Universal-Fit Audio & Electronics in 1979 BMW 733i?

    A: Yes this page includes all the best Universal-Fit Audio & Electronics that work in your 733i.

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

    • You see only parts engineered for your exact vehicle
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    Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.