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Infinity REF507F (2-Pairs, 4-Total)

540W Peak (180W RMS) 5.25" Reference Series 2-way 3-ohm Speakers (2-Pairs)

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540W Peak (180W RMS) 5.25" Reference Series 2-way 3-ohm Speakers (2-Pairs)

• 135 watts Peak Each, 45 watts RMS Each
• 1/2" Textile Balanced Dome Tweeters
• Polypropylene cone material
• Impedance: 3 ohm
• Sensitivity: 92 dB

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1
List price $279.90
-21% $219.90

In stock

Only 3 Left!

• 135 watts Peak Each, 45 watts RMS Each
• 1/2" Textile Balanced Dome Tweeters
• Polypropylene cone material
• Impedance: 3 ohm
• Sensitivity: 92 dB

DS18 DX2 (2-Pairs, 4-Total)

1840W Peak (920W) RMS 6.5” DX Series 2-Way Component Speakers w/ Silk Dome Tweeters (2-Pairs)

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1840W Peak (920W) RMS 6.5” DX Series 2-Way Component Speakers w/ Silk Dome Tweeters (2-Pairs)

• 460 watts Max Each, 230 watts RMS Each
• 1.18" Silk Dome Tweeters
• Carbon Fiber cone material
• Impedance: 4 ohm
• Sensitivity: 89 dB
• Mounting Depth: 2.85

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1
List price $799.90
-25% $599.90

In stock

Only 1 Left!

• 460 watts Max Each, 230 watts RMS Each
• 1.18" Silk Dome Tweeters
• Carbon Fiber cone material
• Impedance: 4 ohm
• Sensitivity: 89 dB
• Mounting Depth: 2.85

Polk Audio 5.25" 300W Speakers, Pair + Kicker 5.25" 200W Speakers, Pair

600W Peak (200W RMS) 5.25" DB+ Series 2-way Marine/UTV Certified Coaxial Speakers with IP55 Rating for Car, Powersports or Marine Audio Package

43DSC504, DB522 big
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600W Peak (200W RMS) 5.25" DB+ Series 2-way Marine/UTV Certified Coaxial Speakers with IP55 Rating for Car, Powersports or Marine Audio Package

• 300 Watts Max Each, 100 Watts RMS Each
• 0.75" shallow tweeter design
• Polypropylene UV tolerant cone
• 4 Ohm Impedance
• Sensitivity: 91dB
• Mounting Depth: 1.74"

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30
List price $194.98
-24% $149.07

In stock

• 300 Watts Max Each, 100 Watts RMS Each
• 0.75" shallow tweeter design
• Polypropylene UV tolerant cone
• 4 Ohm Impedance
• Sensitivity: 91dB
• Mounting Depth: 1.74"

Lowest price in 30 days

Alpine R2-S652 (2-Pairs, 4-Total)

1200W Peak (400W RMS) 6.5" R-Series PRO 2-Way Component Speakers with Magnesium Hard-Dome Tweeters (2-Pairs)

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1200W Peak (400W RMS) 6.5" R-Series PRO 2-Way Component Speakers with Magnesium Hard-Dome Tweeters (2-Pairs)

• 300 watts Peak Each, 100 watts RMS Each
• 1" Magnesium Hard Dome Tweeters
• Glass Fiber cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB

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List price $1200.00
-33% $799.90

In stock

• 300 watts Peak Each, 100 watts RMS Each
• 1" Magnesium Hard Dome Tweeters
• Glass Fiber cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB

Hertz DSK165.3 (2-Pairs, 4-Total)

320W Peak (160W RMS) 6.5" Dieci Series 2-Way Component Speaker system (2-Pairs)

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320W Peak (160W RMS) 6.5" Dieci Series 2-Way Component Speaker system (2-Pairs)

• 80 Watts Max Each, 40 Watts RMS Each
• Water-repellent pressed paper cone material
• PEI Tweeter Dome
• 4 Ohm Impedance
• Sensitivity: 93 dB

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2
List price $460.00
-13% $399.98

In stock

Only 3 Left!

• 80 Watts Max Each, 40 Watts RMS Each
• Water-repellent pressed paper cone material
• PEI Tweeter Dome
• 4 Ohm Impedance
• Sensitivity: 93 dB

Hertz MPK163.3 (2-Pairs, 4-Total)

600W Peak (300W RMS) 6.5" Mille PRO Series 3-Way 4 Ohm Component speaker system (2-Pairs)

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600W Peak (300W RMS) 6.5" Mille PRO Series 3-Way 4 Ohm Component speaker system (2-Pairs)

• 150 Watts Max Each, 75 Watts RMS Each
• Pressed-pulp cone with cotton fibers cone material
• Tetolon Tweeter Dome
• 4 Ohm Impedance
• Sensitivity: 92 dB

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2
List price $2350.00
-15% $1,999.98

In stock

Only 2 Left!

• 150 Watts Max Each, 75 Watts RMS Each
• Pressed-pulp cone with cotton fibers cone material
• Tetolon Tweeter Dome
• 4 Ohm Impedance
• Sensitivity: 92 dB

JBL Stadium 62F (2-Pairs, 4-Total)

1020W Peak (340W RMS) 6.5" Stadium Series 2-Way 3-Ohm Coaxial Car Speaker (2-Pairs)

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1020W Peak (340W RMS) 6.5" Stadium Series 2-Way 3-Ohm Coaxial Car Speaker (2-Pairs)

• 255 watts Max Each, 85 watts RMS Each
• 3/4" Aluminum Dome Tweeters
• Fiberglass cone material
• Impedance: 3 ohm
• Sensitivity: 93 dB @ 2.83V
• Mounting Depth: 0.114"

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3
List price $579.90
-17% $479.90

In stock

• 255 watts Max Each, 85 watts RMS Each
• 3/4" Aluminum Dome Tweeters
• Fiberglass cone material
• Impedance: 3 ohm
• Sensitivity: 93 dB @ 2.83V
• Mounting Depth: 0.114"

Lowest price in 30 days

NVX NSP525 (2-Pairs, 4-Total)

480W Peak (320W RMS) 5.25" N-Series 2-Way Coaxial Car Speakers with 20mm Silk Dome Tweeters (2-Pairs)

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480W Peak (320W RMS) 5.25" N-Series 2-Way Coaxial Car Speakers with 20mm Silk Dome Tweeters (2-Pairs)

• 240 watts Peak Each, 80 watts RMS Each
• 3/4" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB
• Mounting Depth: 1.96"

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27
List price $131.98
-17% $109.98

In stock

• 240 watts Peak Each, 80 watts RMS Each
• 3/4" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB
• Mounting Depth: 1.96"

Rockford Fosgate Power T2652-S (Pair, 2-Total)

800W Peak (400W RMS) 6.5" Power Series 2-way Component Speaker System (Pair)

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800W Peak (400W RMS) 6.5" Power Series 2-way Component Speaker System (Pair)

• 200 watts Peak Each, 100 watts RMS Each
• 1" Aluminum Dome Tweeters with integral suspension
• Carbon Fiber & polypropylene injection molded cone material
• Impedance: 4 ohm
• Sensitivity: 89 dB

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42
$899.98

In stock

• 200 watts Peak Each, 100 watts RMS Each
• 1" Aluminum Dome Tweeters with integral suspension
• Carbon Fiber & polypropylene injection molded cone material
• Impedance: 4 ohm
• Sensitivity: 89 dB

DS18 PRO-ZXI8.4BM (Pair)

1400W Peak (700W RMS) 8" ZXi Series 4-Ohm Midrange Car Speakers (Pair)

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1400W Peak (700W RMS) 8" ZXi Series 4-Ohm Midrange Car Speakers (Pair)

• 700 watts Peak Each, 350 watts RMS Each
• Aluminum Bullet Tweeters
• Paper cone material
• Impedance: 4 ohm
• Sensitivity: 99 dB

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List price $225.98
-17% $187.90

In stock

• 700 watts Peak Each, 350 watts RMS Each
• Aluminum Bullet Tweeters
• Paper cone material
• Impedance: 4 ohm
• Sensitivity: 99 dB

Cerwin Vega Stroker Pro CVMPCL6.5 (Pair)

200W Max (100W RMS) 6.5" Stroker Pro Series Coaxial Car Speakers

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200W Max (100W RMS) 6.5" Stroker Pro Series Coaxial Car Speakers

• 200 watts Peak Each, 100 watts RMS Each
• Impedance: 4 ohm
• Sensitivity: 93.2 dB

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9
List price $239.98
-17% $199.98

In stock

Only 3 Left!

• 200 watts Peak Each, 100 watts RMS Each
• Impedance: 4 ohm
• Sensitivity: 93.2 dB

(2) Polk Audio MM652 6.5” 600 Watt Car Audio Speakers+(2) Kicker 5.25" Speakers

(2) 600W 6.5" 2-Way + (2) 450W 5.25" 2-Way Coaxial Package

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(2) 600W 6.5" 2-Way + (2) 450W 5.25" 2-Way Coaxial Package

• 180 Watts Max Each, 80 Watts RMS Each Side
• 1", Terylene Fabric Tweeter
• 6.5" Titanium-Plated Polymer Midwoofer Cone
• 4 Ohm Impedance
• Sensitivity: 93 dB
• Mounting Depth: 2.62"

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14
List price $368.99
-40% $221.96

In stock

Only 2 Left!

• 180 Watts Max Each, 80 Watts RMS Each Side
• 1", Terylene Fabric Tweeter
• 6.5" Titanium-Plated Polymer Midwoofer Cone
• 4 Ohm Impedance
• Sensitivity: 93 dB
• Mounting Depth: 2.62"

Cerwin-Vega V465C (2-Pairs, 4-Total)

1600W Peak (400W RMS) 6.5" Vega Series 2-Way Component Speaker System (2-Pairs)

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1600W Peak (400W RMS) 6.5" Vega Series 2-Way Component Speaker System (2-Pairs)

• 400 watts Peak Each, 100 watts RMS Each
• 1" Titanium Dome Tweeters
• Curvilinear mica fiber composite cone material
• Impedance: 4 ohm
• Sensitivity: 94 dB

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11
List price $431.98
-17% $359.98

In stock

Only 3 Left!

• 400 watts Peak Each, 100 watts RMS Each
• 1" Titanium Dome Tweeters
• Curvilinear mica fiber composite cone material
• Impedance: 4 ohm
• Sensitivity: 94 dB

Infinity Primus 503CF (PR503CF) (2-Pairs, 4-Total)

600W Peak (200W RMS) 5.25” Primus Series 2-Way Component Speaker System (2-Pairs)

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600W Peak (200W RMS) 5.25” Primus Series 2-Way Component Speaker System (2-Pairs)

• 150 watts Peak Each, 50 watts RMS Each
• 3/4" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 3 ohm
• Sensitivity: 91 dB

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1
List price $299.90
-20% $239.90

In stock

Only 2 Left!

• 150 watts Peak Each, 50 watts RMS Each
• 3/4" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 3 ohm
• Sensitivity: 91 dB

Lowest price in 30 days

Infinity Kappa 303S (2-Pairs, 4-Total)

660W Peak (220W RMS) 3” Kappa Series 2-way Component Car Speakers (2-Pairs)

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660W Peak (220W RMS) 3” Kappa Series 2-way Component Car Speakers (2-Pairs)

• 165 watts Peak Each, 55 watts RMS Each
• 3" Silk Dome Tweeters
• cone material
• Impedance: 3 ohm
• Sensitivity: 93 dB

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2
List price $499.90
-36% $319.90

In stock

• 165 watts Peak Each, 55 watts RMS Each
• 3" Silk Dome Tweeters
• cone material
• Impedance: 3 ohm
• Sensitivity: 93 dB

JBL CLUB 64SQ (2-Pairs, 4-Total)

900W Peak (300W RMS) 6.5" Club Series 3-ohms 2-Way Coaxial Car Speakers (2-Pairs)

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900W Peak (300W RMS) 6.5" Club Series 3-ohms 2-Way Coaxial Car Speakers (2-Pairs)

• 225 watts Peak Each, 75 watts RMS Each
• Silk Dome Tweeters
• UV-Treated Polypropylene cone material
• Impedance: 3 ohm
• Sensitivity: 93 dB

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1
List price $399.90
-15% $339.90

In stock

• 225 watts Peak Each, 75 watts RMS Each
• Silk Dome Tweeters
• UV-Treated Polypropylene cone material
• Impedance: 3 ohm
• Sensitivity: 93 dB

Lowest price in 30 days

Kenwood eXcelon KFC-XP184C 2-way Speaker (2-Pairs, 4-Total)

1120W Peak (320W RMS) 6.5" 2-Way KFC Series Component Car Speakers System (2-Pairs)

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1120W Peak (320W RMS) 6.5" 2-Way KFC Series Component Car Speakers System (2-Pairs)

• Peak Power: 280W
• RMS Power: 80W
• 4 ohm Impedance
• Diamond-Array Carbon-Fiber Polypropylene Cone
• Butyl Rubber Surround
• 1" Smooth Silk Dome Tweeter

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3
List price $580.00
-38% $358.00

In stock

Only 2 Left!

• Peak Power: 280W
• RMS Power: 80W
• 4 ohm Impedance
• Diamond-Array Carbon-Fiber Polypropylene Cone
• Butyl Rubber Surround
• 1" Smooth Silk Dome Tweeter

DS18 PRO-GM6.4PK (2-Pairs, 4-Total)

1920W Peak (560W RMS) 6.5” PRO-GM Series Component Speakers (2-Pairs)

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1920W Peak (560W RMS) 6.5” PRO-GM Series Component Speakers (2-Pairs)

• 480 watts Peak Each, 140 watts RMS Each
• 1" Aluminum Bullet Tweeters
• Impedance: 4 ohm
• Sensitivity: 92 dB

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3
$207.90

In stock

• 480 watts Peak Each, 140 watts RMS Each
• 1" Aluminum Bullet Tweeters
• Impedance: 4 ohm
• Sensitivity: 92 dB

Hertz K 165 (2-Pairs, 4-Total)

600W Peak (150W RMS) 6.5" Uno Series 2-Way 4 ohm Component Speaker System (2-Pairs)

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600W Peak (150W RMS) 6.5" Uno Series 2-Way 4 ohm Component Speaker System (2-Pairs)

• 150 Watts Max Each, 35 Watts RMS Each
• Water-repellent pressed paper cone material
• PEI Tweeter Dome
• 4 Ohm Impedance
• Sensitivity: 93.5 dB

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4
List price $300.00
-33% $199.98

In stock

• 150 Watts Max Each, 35 Watts RMS Each
• Water-repellent pressed paper cone material
• PEI Tweeter Dome
• 4 Ohm Impedance
• Sensitivity: 93.5 dB

Hertz DSK170.3 (2-Pairs, 4-Total)

640W Peak (320W RMS) 6.75” Dieci Series 2-way Component Speakers (2-Pairs)

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640W Peak (320W RMS) 6.75” Dieci Series 2-way Component Speakers (2-Pairs)

• 80 Watts Max Each, 40 Watts RMS Each
• Water-repellent pressed paper cone material
• PEI Tweeter Dome
• 4 Ohm Impedance
• Sensitivity: 93 dB

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1
List price $460.00
-13% $399.98

In stock

Only 3 Left!

• 80 Watts Max Each, 40 Watts RMS Each
• Water-repellent pressed paper cone material
• PEI Tweeter Dome
• 4 Ohm Impedance
• Sensitivity: 93 dB

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    FAQ for Speakers in 2007 A4

    Q: Can I upgrade or change the Speakers in 2007 Audi A4?

    A: Yes this page includes all the best Speakers that work in your A4.

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