See all parts that fit your 1981 733i
1100W Peak (550W RMS) TA Series Monoblock Aftermarket High-Performance Amplifiers
Product highlights
• 550 Watts x 1 @ 4 ohm
• 1100 Watts x 1 @ 2 ohm
• Total RMS Power: 550 watts
• Class A/B 2 ohm Stable Monoblock Amplifier
Single DIN Digital Media Receiver with Bluetooth (SiriusXM Ready)
$149.95
List price $180.00
270W Peak (90W RMS) 5.25" Club Series 2 Way Coaxial 3-ohm Speakers
$74.99
List price $129.95
Infinity Reference 5030cx (REF5030CX)
390W Peak (130W RMS) 5.25" Reference Series 2-Way 3-ohm Component Speaker System
$99.95
List price $249.95
10.1" Single DIN Floating Touchscreen Digital Multimedia Receiver with Bluetooth, Wireless Apple CarPlay, and Wired Android Auto (SiriusXM Ready)
$798.00
List price $999.99
Single DIN Digital Media Receiver with Bluetooth, Built-in Alexa (Sirius XM Ready)
$199.00
List price $250.00
Single DIN CD Receiver with Bluetooth, HD Radio and SiriusXM Ready
$249.99
List price $280.00
Single DIN CD Receiver with Bluetooth and Built-in Alexa (Sirius XM Ready)
$199.00
List price $240.00
Infinity REF507CF (INFSPKRF507CFUS)
390W Peak (130W RMS) 5.25" Reference Series 2-Way 3-ohm Component Speaker System
$219.95
List price $249.95
Single DIN Digital Media Receiver with Bluetooth and Amazon Alexa
$129.99
List price $150.00
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Manufacturer:
Model Number:
TA-1155.1
Weight:
4.55lbs
Internal SKU:
ta11551
Internal Product ID:
192037
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L.O.C. PRO Series 2-Channel Line Output Converter with Remote Turn On
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NVX XIV25 V-Series 2-Channel RCA Cable
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NVX XWS1225 12 AWG Speaker Wire
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12 Gauge 7 Meter (23 Ft) Speaker Wire (CCA)
12 Gauge 7 Meter (23 Ft) Speaker Wire (CCA)
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Great for isolating a second batter making it dedicated to the stereo system
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Smart isolator - Monitors and auto-charging feature!
(8)
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500 Amp Relay Isolator (BIR500)
Does not create a voltage drop to the second battery like conventional isolators
(36)
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True 1.0 Farad 20V Capacitor with Digital Read-out, Built-in Distribution Block
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1.0 Farad Capacitor with Digital Red Display for up to 1000W Max
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Belva Nine Function Digital Multimeter
Perfect for any installation and troubleshooting
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High Quality Element Resistant AGU Fuse Holder
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2 Pack of 300 Amp Nickel-Plated ANL Fuse
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6" x 8" 2-way D-Series Speakers (also mounts in most 5" x 7" locations)
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Autotek SS1500.4 4-Channel Car Amplifier + Amp Kit
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Pair Package: Power Acoustik H-8GRDK (Dark Gray) R/B
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Power Acoustik H-8GRDK (Dark Gray)
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Combo: (2) RE Audio XXX12D2 and (1) Autotek MM4000.1D R/B
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Individual 8.8" TFT-LCD Monitor Loaded in a Universal BEIGE Leather Headrest
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Modern vehicles often require specific brackets, wiring harnesses, and mounting solutions. A fit guide ensures:
Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.
