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1991 BMW 850i

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 1991 BMW 850i

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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Avital 5308L

2-Way Remote Start Keyless Entry Car Alarm System with (2) 5280 Ft. Range 5-Button LCD Transmitter

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2-Way Remote Start Keyless Entry Car Alarm System with (2) 5280 Ft. Range 5-Button LCD Transmitter

• 2-Way Remote Start Keyless Entry Car Alarm System
• Includes (1) 2-way LCD transmitter and (1) 1-way LED transmitter
• 1 mile (5280 feet) range
• Includes internal antenna and USB port
• Programming and command buttons

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List price $349.99
-14% $299.99

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• 2-Way Remote Start Keyless Entry Car Alarm System
• Includes (1) 2-way LCD transmitter and (1) 1-way LED transmitter
• 1 mile (5280 feet) range
• Includes internal antenna and USB port
• Programming and command buttons

JL Audio HD1200/1

1200W RMS Class D HD Series Monoblock Car Amplifier

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1200W RMS Class D HD Series Monoblock Car Amplifier

• 1200 watts x 1 channel @ 4 ohm
• 1200 watts x 1 channel @ 2 ohm
• Total RMS Power: 1200 watts
• Class D 1.5 ohm Stable Monoblock Amplifier

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Race Sport 9005TLED

Terminator Series 9005 Fan-less LED Conversion Headlight Kit

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Terminator Series 9005 Fan-less LED Conversion Headlight Kit

• See 2-3 times further than stock lighting systems
• Increase stopping distance by 200%
• LED technology provides instant on/off light with no ramp-up time
• Fanless heat-sink technology

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List price $109.00
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• See 2-3 times further than stock lighting systems
• Increase stopping distance by 200%
• LED technology provides instant on/off light with no ramp-up time
• Fanless heat-sink technology

iBeam TE-DVR-PS

Water Resistant Dual-Camera Dash Cam and DVR

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Water Resistant Dual-Camera Dash Cam and DVR

• Dual-channel FHD camera and built-in DVR
• 150-degree viewing angle
• 6G SONY camera lens
• Surface or flush mounting options for cameras
• 5 foot of cable at each camera
• G-Sensor to prevent overwriting video recordings in the event of a collision

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• Dual-channel FHD camera and built-in DVR
• 150-degree viewing angle
• 6G SONY camera lens
• Surface or flush mounting options for cameras
• 5 foot of cable at each camera
• G-Sensor to prevent overwriting video recordings in the event of a collision

Limited time!

Kicker KPX300.4 (51KPX3004)

350W Peak (300W RMS) Class D KPX Series 4-Channel Motorcycle Amplifier

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350W Peak (300W RMS) Class D KPX Series 4-Channel Motorcycle Amplifier

• 45 watts x 4 channel @ 4 ohm
• 75 watts x 4 channel @ 2 ohm
• Bridged: 150 watts x 2 channel @ 4 ohm
• Total Peak Power: 350 watts
• Class D 2 ohm Stable 4-Channel Amplifier

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List price $329.99
-9% $299.99

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• 45 watts x 4 channel @ 4 ohm
• 75 watts x 4 channel @ 2 ohm
• Bridged: 150 watts x 2 channel @ 4 ohm
• Total Peak Power: 350 watts
• Class D 2 ohm Stable 4-Channel Amplifier

Install Bay 646

Posi-Lock 20-26 AWG Locking Mini Butt Connectors (8-Pack)

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Posi-Lock 20-26 AWG Locking Mini Butt Connectors (8-Pack)

• Posi-Lock Mini Butt Connectors
• Locking Twists Prevent Disconnection
• 20-26 AWG
• Package of 8

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$14.99

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• Posi-Lock Mini Butt Connectors
• Locking Twists Prevent Disconnection
• 20-26 AWG
• Package of 8

Limited time!

Kicker L7T122 (46L7T122)

1200W Peak (600W RMS) 12" Solo-Baric L7T Series Dual 2-ohm Shallow Car Subwoofer

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1200W Peak (600W RMS) 12" Solo-Baric L7T Series Dual 2-ohm Shallow Car Subwoofer

• Peak Power: 1200 watts
• RMS Power: 600 watts
• Impedance: Dual 2 ohm
• SoloKon Polypropylene Cone
• Ribbed Santoprene Surround
• Mount depth: 4-1/8"
• Sensitivity: 86.54 dB

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Tru Spec 4x6.5SUPB (1553KMB)

Empty Quad 6.5" Vented Prefabricated Enclosure

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Empty Quad 6.5" Vented Prefabricated Enclosure

• 6.5" Quad Ported Subwoofer Enclosure
• 3/4" Medium Density Fiberboard (MDF) construction
• Total box volume: 2.50 cubic feet
• High-output XXL enclosure with double flush baffle

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List price $399.99
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Belva BPKG10T

600W MAX 10" Shallow-Mount Angled Amplified Loaded Subwoofer Enclosure

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600W MAX 10" Shallow-Mount Angled Amplified Loaded Subwoofer Enclosure

• 10" Amplified Loaded Subwoofer System
• 300 watts RMS
• Built-In Class D Amplifier
• Variable Bass Boost
• Speaker-Level Inputs
• Wired Remote Bass Level Control

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Kicker 49L7X102RK

10" SoloX Series Dual 2-ohm Recone Kit for 49L7X102 Subwoofer

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10" SoloX Series Dual 2-ohm Recone Kit for 49L7X102 Subwoofer

• 10" SoloX Series Dual 2-ohm Recone Kit
• Pre-assembled cone, surround, and voice coil
• Impedance: Dual 2-ohm
• Alignment shims are included for installation

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• 10" SoloX Series Dual 2-ohm Recone Kit
• Pre-assembled cone, surround, and voice coil
• Impedance: Dual 2-ohm
• Alignment shims are included for installation

Install Bay IBSSR

Panel Mount LED Switch

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Panel Mount LED Switch

• For Ultra-luxury high-end vehicles
• 12-24V universal usage
• Environmentally friendly and flame retardant materials
• Suitable for refit control of all equipment in the car
• Output short-circuit protection, overload protection
• Suitable for installation and use of all 12/24v battery vehicles

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List price $16.99
-12% $14.99

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• For Ultra-luxury high-end vehicles
• 12-24V universal usage
• Environmentally friendly and flame retardant materials
• Suitable for refit control of all equipment in the car
• Output short-circuit protection, overload protection
• Suitable for installation and use of all 12/24v battery vehicles

Diamond Audio BTR2

Waterproof Hideaway Marine and Powersports Bluetooth Audio Receiver

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Waterproof Hideaway Marine and Powersports Bluetooth Audio Receiver

• Waterproof Hideaway Bluetooth Audio Receiver
• Bluetooth 5.0 technology
• Designed for marine and powersports vehicles

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$89.99

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• Waterproof Hideaway Bluetooth Audio Receiver
• Bluetooth 5.0 technology
• Designed for marine and powersports vehicles

XS Power XV4900

1500W 6Ah Lithium Titanate Car Battery for Domestic and European Models

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1500W 6Ah Lithium Titanate Car Battery for Domestic and European Models

• 12 -Volt Car Battery
• Fits in many Domestic and European vehicles
• Fits on models including Land Rover, Audi, GMC and more
• Lithium Titanate battery
• Includes M6 terminal hardware
• Extremely lightweight design

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• 12 -Volt Car Battery
• Fits in many Domestic and European vehicles
• Fits on models including Land Rover, Audi, GMC and more
• Lithium Titanate battery
• Includes M6 terminal hardware
• Extremely lightweight design

JL Audio PS-SWMCP-B-1.750

Four 1.75" diameter Swivel Mounting Clamps - mounts two VeX Pods

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Four 1.75" diameter Swivel Mounting Clamps - mounts two VeX Pods

• Swivel Mount Fixture
• For PS650-VeX models
• Designed to mount two VeX Pods
• Patented and American-made by Axia Alloys
• Inner diameter of 1.750"

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• Swivel Mount Fixture
• For PS650-VeX models
• Designed to mount two VeX Pods
• Patented and American-made by Axia Alloys
• Inner diameter of 1.750"

Kicker BT4 (46BT4)

Positive or Negative Brass Battery Terminal with Two 1/0-8 Gauge and One 4-8 Gauge Output

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Positive or Negative Brass Battery Terminal with Two 1/0-8 Gauge and One 4-8 Gauge Output

• BT4 Pos/Neg Battery Terminal. (2) 1/0-8AWG, (1) 4-8AWG
• (2) 1/0-4 Gauge out
• 4-8 Gauge out
• Brass construction

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• BT4 Pos/Neg Battery Terminal. (2) 1/0-8AWG, (1) 4-8AWG
• (2) 1/0-4 Gauge out
• 4-8 Gauge out
• Brass construction

Limited time!

NVX XW0BL10

10 ft 1/0-Gauge EnvyFlex True Spec Oxygen-Free Copper Power and Ground Wire (Blue)

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10 ft 1/0-Gauge EnvyFlex True Spec Oxygen-Free Copper Power and Ground Wire (Blue)

• 10 feet 1/0 gauge Power and Ground Wire
• Silver-tinned OFC (100% Oxygen-Free Copper) material
• Color: Blue

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• 10 feet 1/0 gauge Power and Ground Wire
• Silver-tinned OFC (100% Oxygen-Free Copper) material
• Color: Blue

VIPER VSM550

2-Way SmartStart Pro Remote Start, Keyless Entry and Car Alarm Smartphone Module

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2-Way SmartStart Pro Remote Start, Keyless Entry and Car Alarm Smartphone Module

• 2-Way Remote Start, Keyless Entry and Car Alarm Smartphone Module
• Add-on system for your Viper SmartStart-compatible car security systems
• GPS and LTE cellular technology for unlimited range
• Supports multiple vehicles

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List price $199.99
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• 2-Way Remote Start, Keyless Entry and Car Alarm Smartphone Module
• Add-on system for your Viper SmartStart-compatible car security systems
• GPS and LTE cellular technology for unlimited range
• Supports multiple vehicles

Sundown Audio 4BLK

4-Gauge Heat Shrink for Cable Crimp Ends (Black, Pack of 10)

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4-Gauge Heat Shrink for Cable Crimp Ends (Black, Pack of 10)

• 10-pack 4-gauge Heat Shrink
• Protect your cable crimp ends with style
• Color: Black

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List price $6.59
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• 10-pack 4-gauge Heat Shrink
• Protect your cable crimp ends with style
• Color: Black

Hifonics HEW8D4-500P

500W RMS Loaded Single 8" Amplified Vented Enclosure

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500W RMS Loaded Single 8" Amplified Vented Enclosure

• 8" Amplified Loaded Subwoofer System
• 500 watts RMS
• Built-In Class D Amplifier
• Variable Bass Boost
• Speaker-Level Inputs via RCA
• Wired Remote Bass Level Control

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List price $539.99
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• 8" Amplified Loaded Subwoofer System
• 500 watts RMS
• Built-In Class D Amplifier
• Variable Bass Boost
• Speaker-Level Inputs via RCA
• Wired Remote Bass Level Control

JL Audio H.O. Wedge W6v3 HO112-W6v3

600W Loaded Single 12" Vented Enclosure

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600W Loaded Single 12" Vented Enclosure

• Ported enclosure with 1 12" W6 v3 Series Subwoofer
• 600 watts RMS
• Final Impedance: 2-ohm
• Dimensions: 14.5" L x 16" H x 24" W

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    FAQ for Universal-Fit Audio & Electronics in 1991 850i

    Q: Can I upgrade or change the Universal-Fit Audio & Electronics in 1991 BMW 850i?

    A: Yes this page includes all the best Universal-Fit Audio & Electronics that work in your 850i.

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    • Vehicle produced after 2005: Inside driver's side door
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    Modern vehicles often require specific brackets, wiring harnesses, and mounting solutions. A fit guide ensures:

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