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NVX NSP525 - Open Box, Great

240W Peak (160W RMS) 5.25" N-Series 2-Way Coaxial Car Speakers with 20mm Silk Dome Tweeters

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240W Peak (160W RMS) 5.25" N-Series 2-Way Coaxial Car Speakers with 20mm Silk Dome Tweeters

• 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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List price $71.99
-31% $49.99 /pair

In stock

JL Audio C1-400x (Open Box, Good)

100W Peak (70W RMS) 4" C1 Series 2-Way 4-ohm Coaxial Car Speakers

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100W Peak (70W RMS) 4" C1 Series 2-Way 4-ohm Coaxial Car Speakers

• 50 watts Peak Each, 35 watts RMS Each
• 0.75" Silk-suspended aluminum Edge-Driven Dome Tweeters
• Mica Injected Polypropylene - MIPP cone material
• Impedance: 4 ohm
• Sensitivity: 87.5 dB

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Install kits available for most vehicles

found car based on your search
Fits the following location in your 100 Series
  • Front Door
1
List price $89.99
-40% $53.99 /pair

In stock

Only 1 Left!

• 50 watts Peak Each, 35 watts RMS Each
• 0.75" Silk-suspended aluminum Edge-Driven Dome Tweeters
• Mica Injected Polypropylene - MIPP cone material
• Impedance: 4 ohm
• Sensitivity: 87.5 dB

Infinity Reference 5030cx (REF5030CX) (Open Box, Great)

390W Max (130W RMS) 5.25" Reference Series 2 Way 3-ohm Component Speaker System

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390W Max (130W RMS) 5.25" Reference Series 2 Way 3-ohm Component Speaker System

• 195 watts Peak Each, 65 watts RMS Each
• 3/4" Textile Edge Driven Dome tweeters
• Polypropylene cone material
• Impedance: 3 ohm
• Sensitivity: 93 dB

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List price $249.95
-44% $139.99 /set

In stock

Only 3 Left!

Kicker CSC4 (46CSC44) (Open Box, Great)

300W Peak (100W RMS) 4” CS Series 2 Way Coaxial 4-ohm Speakers

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300W Peak (100W RMS) 4” CS Series 2 Way Coaxial 4-ohm Speakers

• 150 watts Peak Each, 50 watts RMS Each
• 1/2" PEI (Polyetherimide) Balanced Dome Tweeters
• Polypropylene cone material
• Steel mesh speaker grilles included
• Impedance: 4 ohm
• Sensitivity: 88 dB

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Install kits available for most vehicles

found car based on your search
Fits the following location in your 100 Series
  • Front Door
37
List price $84.99
-38% $52.49 /pair

In stock

• 150 watts Peak Each, 50 watts RMS Each
• 1/2" PEI (Polyetherimide) Balanced Dome Tweeters
• Polypropylene cone material
• Steel mesh speaker grilles included
• Impedance: 4 ohm
• Sensitivity: 88 dB

JBL Club 522F (SPKCB522FAM) (Open Box, Great)

270W Peak (90W RMS) 5.25" Club Series 2 Way Coaxial 3-ohm Speakers

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270W Peak (90W RMS) 5.25" Club Series 2 Way Coaxial 3-ohm Speakers

• 135 watts Peak Each, 45 watts RMS Each
• Silk Edge Driven Dome tweeters
• UV-Resistant Polypropylene cone material
• Plus One woofer architecture
• Impedance: 3 ohm
• Sensitivity: 91 dB

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Free or discounted install kits when available.

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List price $129.95
-57% $55.99 /pair

In stock

Only 2 Left!

JBL Stage3 427F (STAGE3427FAM) (Open Box, Great)

300W Peak (60W RMS) 4" Stage3 Series 2-way Coaxial 3-ohm Speakers

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300W Peak (60W RMS) 4" Stage3 Series 2-way Coaxial 3-ohm Speakers

• 150 watts Peak Each, 30 watts RMS Each
• Edge-driven Dome tweeters
• Polypropylene cone material
• Impedance: 3 ohm
• Sensitivity: 90 dB

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Install kits available for most vehicles

found car based on your search
Fits the following location in your 100 Series
  • Front Door
List price $89.95
-46% $48.97 /pair

In stock

Only 1 Left!

Hertz DSK130.3 (2-Pairs, 4-Total)

240W Peak (120W RMS) 5.25” Dieci Series Component Speakers (2-Pairs)

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240W Peak (120W RMS) 5.25” Dieci Series Component Speakers (2-Pairs)

• 60 Watts Max Each, 30 Watts RMS Each
• Water-repellent pressed paper cone material
• PEI Tweeter Dome
• 4 Ohm Impedance
• Sensitivity: 93 dB

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List price $460.00
-13% $399.98

In stock

Only 1 Left!

• 60 Watts Max Each, 30 Watts RMS Each
• Water-repellent pressed paper cone material
• PEI Tweeter Dome
• 4 Ohm Impedance
• Sensitivity: 93 dB

JBL Stage3 527 (STAGE3527AM) (Open Box, Good)

400W Peak (80W RMS) 5.25” Stage3 Series 2 Way Coaxial 3-ohm Speakers

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400W Peak (80W RMS) 5.25” Stage3 Series 2 Way Coaxial 3-ohm Speakers

• 200 watts Peak Each, 40 watts RMS Each
• Polypropylene cone material with Plus One woofer architecture
• Impedance: 3 ohm
• Sensitivity: 91 dB

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Free or discounted install kits when available.

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List price $109.95
-51% $53.97 /pair

In stock

Only 1 Left!

• 200 watts Peak Each, 40 watts RMS Each
• Polypropylene cone material with Plus One woofer architecture
• Impedance: 3 ohm
• Sensitivity: 91 dB

JBL Club 422F (SPKCB422FAM) (Open Box, Great)

210W Peak (70W RMS) 4" Club Series 2 Way Coaxial 3-ohm Speakers

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210W Peak (70W RMS) 4" Club Series 2 Way Coaxial 3-ohm Speakers

• 105 watts Peak Each, 35 watts RMS Each
• Edge-driven Silk Edge Driven Dome Tweeters
• UV-Treated Polypropylene cone material
• Impedance: 3 ohm
• Sensitivity: 90 dB

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Install kits available for most vehicles

found car based on your search
Fits the following location in your 100 Series
  • Front Door
List price $129.95
-52% $62.97 /pair

In stock

Only 1 Left!

• 105 watts Peak Each, 35 watts RMS Each
• Edge-driven Silk Edge Driven Dome Tweeters
• UV-Treated Polypropylene cone material
• Impedance: 3 ohm
• Sensitivity: 90 dB

Lowest price in 30 days

Infinity REF507CF with Installation Accessories

390W Peak (130W RMS) 5.25" Reference Series 2-way 4-ohm Component Speaker System + 5.25" Speaker Baffles + Sound Damping, Roller and Panel Removal Kit

REF507CF_ACC_KIT big
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390W Peak (130W RMS) 5.25" Reference Series 2-way 4-ohm Component Speaker System + 5.25" Speaker Baffles + Sound Damping, Roller and Panel Removal Kit

• 195 watts Peak Each, 65 watts RMS Each
• 3/4" Textile Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 93 dB

Save 15% Off Package Deals at Checkout!
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230
List price $322.66
-33% $216.51

In stock

• 195 watts Peak Each, 65 watts RMS Each
• 3/4" Textile Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 93 dB

JBL STAGE151F (2-Pairs, 4-Total)

600W Peak (120W) RMS 5.25" Stage Series 2-Way Coaxial Speakers (2-Pairs)

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600W Peak (120W) RMS 5.25" Stage Series 2-Way Coaxial Speakers (2-Pairs)

• 30 watts Peak Each, 150 watts RMS Each
• Balanced Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 90 dB

Save 15% Off Package Deals at Checkout!
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List price $159.98
-38% $99.98

In stock

• 30 watts Peak Each, 150 watts RMS Each
• Balanced Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 90 dB

Lowest price in 30 days

Infinity REF507CF (2-Pairs, 4-Total)

780W Peak (260W RMS) 5.25" Reference Series 2-way 4-ohm Component Speaker System (2-Pairs)

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780W Peak (260W RMS) 5.25" Reference Series 2-way 4-ohm Component Speaker System (2-Pairs)

• 195 watts Peak Each, 65 watts RMS Each
• 3/4" Textile Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 93 dB

Save 15% Off Package Deals at Checkout!
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List price $499.90
-30% $351.90

In stock

• 195 watts Peak Each, 65 watts RMS Each
• 3/4" Textile Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 93 dB

Infinity Kappa 53XF (INFSPKKA53XFAM) (2-Pairs, 4-Total)

720W Peak (240W RMS) 5.25" Kappa Series 2-Way Coaxial Car Speakers (2-Pairs)

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720W Peak (240W RMS) 5.25" Kappa Series 2-Way Coaxial Car Speakers (2-Pairs)

• 180 watts Peak Each, 60 watts RMS Each
• 1" Silk Tweeters
• Glass Fiber cone material
• Impedance: 3 ohm
• Sensitivity: 93 dB

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List price $499.90
-20% $399.90

In stock

Only 2 Left!

• 180 watts Peak Each, 60 watts RMS Each
• 1" Silk Tweeters
• Glass Fiber cone material
• Impedance: 3 ohm
• Sensitivity: 93 dB

Lowest price in 30 days

MTX Audio THUNDER51 (2-Pairs, 4-Total)

720W Peak (360W RMS) 5.25" Thunder Series 2-Way Component System (2-Pairs)

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720W Peak (360W RMS) 5.25" Thunder Series 2-Way Component System (2-Pairs)

• Peak Power: 180W • RMS Power: 90W
• 1" Soft Dome Tweeter
• Mounting Depth: 2.19"
• Polypropylene Cone and Rubber Surround

Save 15% Off Package Deals at Checkout!
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1
List price $479.90
-17% $399.92

In stock

Only 2 Left!

• Peak Power: 180W • RMS Power: 90W
• 1" Soft Dome Tweeter
• Mounting Depth: 2.19"
• Polypropylene Cone and Rubber Surround

Lowest price in 30 days

Polk Audio 5.25" 300W Car/Marine ATV Speakers, Pair + 5.25" 225W 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

46CSC54,DB 522 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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74
List price $229.98
-31% $158.43

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"

JBL CLUB 54F (2-Pairs, 4-Total)

540W Peak (180W RMS) 5.25" Club Series 3-ohms 2-way Coaxial Car Speakers (2-Pairs)

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540W Peak (180W RMS) 5.25" Club Series 3-ohms 2-way Coaxial Car Speakers (2-Pairs)

• 135 watts Peak Each, 45 watts RMS Each
• Silk Dome Tweeters
• Injection Molded Polypropylene with UV Protection cone material
• Impedance: 3 ohm
• Sensitivity: 91 dB

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2
List price $259.90
-23% $199.90

In stock

• 135 watts Peak Each, 45 watts RMS Each
• Silk Dome Tweeters
• Injection Molded Polypropylene with UV Protection cone material
• Impedance: 3 ohm
• Sensitivity: 91 dB

Alpine S2-S40C 2 Pairs (4 Total)

140W Peak (45W RMS) 4" Next-Generation S-Series 2-way Component Speaker (2-Pairs)

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140W Peak (45W RMS) 4" Next-Generation S-Series 2-way Component Speaker (2-Pairs)

• 140 watts Peak Each, 45 watts RMS Each
• 3/4" Cloth Soft Dome Tweeters
• Interlaced Carbon-Glass Fiber Composite - IMPP cone material
• Impedance: 4 ohm
• Sensitivity: 85 dB

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found car based on your search
Fits your 100 Series
1
List price $360.00
-17% $299.90

In stock

• 140 watts Peak Each, 45 watts RMS Each
• 3/4" Cloth Soft Dome Tweeters
• Interlaced Carbon-Glass Fiber Composite - IMPP cone material
• Impedance: 4 ohm
• Sensitivity: 85 dB

Polk Audio DB402 Two Pack (DB 402)

Two Pair of 4" 2-way DB+ (Plus) Series Coaxial Car Audio Speakers with Marine/ATV/UTV Certification

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Two Pair of 4" 2-way DB+ (Plus) Series Coaxial Car Audio Speakers with Marine/ATV/UTV Certification

• Two Pair (4 Speakers)
• 135 Watts Max Each, 45 Watts RMS Each
• 0.75" shallow tweeter design
• Polypropylene UV tolerant cone
• 4 Ohm Impedance
• Sensitivity: 90dB
• Mounting Depth: 1.79"

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Fits your 100 Series
5
List price $199.98
-10% $180.00

In stock

• Two Pair (4 Speakers)
• 135 Watts Max Each, 45 Watts RMS Each
• 0.75" shallow tweeter design
• Polypropylene UV tolerant cone
• 4 Ohm Impedance
• Sensitivity: 90dB
• Mounting Depth: 1.79"

Polk Audio DB5252 DB+ 5.25-inch Components (DB 5252) (2-Pairs, 4-Total)

1200WPeak (400W RMS) 5.25” DB+ Series 2-way Car & Marine Component Speaker System (2-Pairs)

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1200WPeak (400W RMS) 5.25” DB+ Series 2-way Car & Marine Component Speaker System (2-Pairs)

• 300 watts Peak Each, 100 watts RMS Each
• 3/4" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 91 dB

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4
List price $419.98
-19% $340.00

In stock

Only 1 Left!

• 300 watts Peak Each, 100 watts RMS Each
• 3/4" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 91 dB

JVC CS-DR520

520W Peak (80W RMS) 5.25” 2-Way Factory Upgrade Coaxial Speakers - Pair

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520W Peak (80W RMS) 5.25” 2-Way Factory Upgrade Coaxial Speakers - Pair

• 260 Watts Max Each, 40 Watts RMS Each
• Poly-Ether Imide Balanced Tweeter
• Carbon Mica Woofer Cone
• 4 Ohm Impedance
• Frequency Response: 85-25,000 Hz

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11
List price $119.00
-17% $99.00 /pair

In stock

Only 2 Left!

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    FAQ for Speakers in 1971 100 Series

    Q: Can I upgrade or change the Speakers in 1971 Audi 100 Series?

    A: Yes this page includes all the best Speakers that work in your 100 Series.

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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.