See all parts that fit your 2011 A4 Quattro
Xtant Series Class AB 4-Channel Amplifier
Xtant Series Class AB 4-Channel Car Amplifier • 50W x 4 chan. @ 4 ohm • 100W x 4 chan. @ 2 ohm • 200W x 2 chan. @ 4 ohm • Fully regulated PWM MOSFET power supply • Preamp RCA outputs • Active Resonance Control (ARC) (Found only in front channels)
Learn more about the xtant44Xtant Series Class AB 4-Channel Car Amplifier • 50W x 4 chan. @ 4 ohm • 100W x 4 chan. @ 2 ohm • 200W x 2 chan. @ 4 ohm • Fully regulated PWM MOSFET power supply • Preamp RCA outputs • Active Resonance Control (ARC) (Found only in front channels)
150W Peak (50W RMS) 3.5" Club Series 2 Way Coaxial 3-ohm Speakers
$79.95
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Cerwin-Vega CVP8 (Sold Individually)
350W Peak (170W RMS) 8" CVPRO Series Pro Full Range 4-ohm Speaker
$49.99
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150W Peak (50W RMS) 3.5" Apex Series 2-Way Coaxial 4-ohm Car Speakers
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150W Peak (50W RMS) 3.5" Club Series 2 Way Coaxial 3-ohm Speakers
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Rockford Fosgate Punch P1V2-25
300W Peak (150W RMS) 2.5" Punch P1 Series 3 Way Coaxial 4-ohm Speakers
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180W Peak (60W RMS) 3.5” CS Series 2 Way Coaxial 4-ohm Speakers
$51.96
List price $74.99
360W Peak (120W RMS) 3" Vega Series 2025 Edition 2-Way Coaxial 4-ohm Speakers
$89.99
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Manufacturer:
Model Number:
XTANT4.4
Weight:
18.00lbs
Internal SKU:
xtant44
Internal Product ID:
9107
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Universal Remote Bass Level Control Knob
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The XLOC44X helps you easily integrate with your factory or aftermarket system
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NVX XIX45 X-Series RCA Interconnect Cable
16.4 ft. of 4-Channel X-Series RCA Cable with Dual Twisted Pair Hyper-Flex Technology
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NVX V-Series RCA Interconnect Cable
19 ft. of 4-Channel RCA cable with dual twisted-pair conductors
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NVX XIV45 4-Channel RCA Audio Interconnect Cable
5 Meters (16.4 ft.) 4-Channel RCA Audio Interconnect Cable with Dual Twisted Pair Hyper-Flex Technology
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All-in-one cable for speaker and amp installation (20 feet)
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75 ft. of True 16 Gauge 100% Copper EnvyFlex Speaker Cable/Wire
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80 Amp Smart Relay Isolator (XSBI80)
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200 Amp Smart Relay Isolator (XSBI200)
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200 Amp Relay Isolator (BIR200)
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(17)
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500 Amp Smart Relay Isolator (XSBI500)
Smart isolator - Monitors and auto-charging feature!
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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
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High Quality Element Resistant AGU Fuse Holder
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Modular Linkable ANL Fuse Block
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4 Pack of 80 Amp Nickel-Plated MANL Fuse
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4 Pack of 100 Amp Nickel-Plated MANL Fuse
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4 Pack of 150 Amp Nickel-Plated MANL Fuse
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2 Pack of 100 Amp Nickel-Plated ANL Fuse
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(8)
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2 Pack of 200 Amp Nickel-Plated ANL Fuse
Two fuses per order. High quality 200 Amp ANL Fuses
(22)
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2 Pack of 300 Amp Nickel-Plated ANL Fuse
Two fuses per order. High quality 300 Amp ANL Fuses
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0.25 Meter (0.86 ft) Hyper-Flex RCA cable w/ Serpentine-Cut Nickel Plated Connectors
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Excalibur 2-way Vehicle Security Alarm and Remote Start System
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Infinity Kappa 103WDSSI + Atrend 10SAL
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1400W Peak (250W RMS) 12" HED Series Dual 4-ohm Subwoofer
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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.
