🔊 Alpine S2-S40: Compact Car Speaker with Big Sound 🚗
If you're upgrading your car's sound system, the Alpine S2-S40 car speaker is a perfect first step. This 4" 2-way coaxial car speaker delivers surprising clarity and balance in a small package. Designed to bring premium sound to compact spaces, the S2-S40 is part of Alpine's second-generation S-Series—bringing high-end features into an affordable range.
Built with advanced materials and engineered precision, this car speaker transforms factory audio systems into exciting listening experiences.
🔍 Why the S2-S40 Is Worth the Upgrade
The Alpine S2-S40 is more than just a basic speaker. It's crafted to meet the demands of real-world listening in compact vehicle interiors.
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Sized for direct-fit into factory speaker locations
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Delivers dynamic, balanced sound across a wide frequency range
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Built using carbon fiber-reinforced plastic for durability and reduced distortion
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Handles 45 watts RMS for clear performance at higher volumes
Despite its compact 4-inch frame, the S2-S40 produces detailed highs, smooth mids, and punchy bass.
🔊 Clean, Crisp, and Detailed Sound
Alpine's heritage in precision sound is evident in every part of the S2-S40. It’s not just loud—it’s clear and accurate.
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Silk dome tweeter ensures smooth, refined high frequencies
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High-roll rubber surround improves cone movement for cleaner bass
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Integrated crossover provides accurate frequency distribution
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Carbon fiber-reinforced woofer minimizes breakup and distortion
No matter your music genre, this speaker brings out layers you may not have noticed before.
🧰 Simple Installation for All Vehicles
The Alpine S2-S40 is engineered to be a true drop-in upgrade for most vehicles. Whether you're a DIY installer or relying on a pro, setup is stress-free.
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4" size fits many OEM speaker openings
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Shallow mounting depth accommodates tight spaces
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Included hardware simplifies the installation process
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Works with factory or aftermarket car stereos
You’ll enjoy upgraded sound without needing to alter your vehicle’s structure.
🌟 Durable Enough to Last for Years
Quality materials mean the S2-S40 can handle the demands of everyday driving. From hot summers to winter chills, it keeps performing.
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Carbon fiber cone resists moisture and heat
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High-roll rubber surround resists fatigue over time
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Silk tweeters are protected behind a durable grille
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Tough frame construction prevents vibration issues
This speaker is designed for reliability on highways, backroads, and everywhere in between.
🔗 Ready to Build a Full System?
The Alpine S2-S40 pairs beautifully with Alpine’s S-Series amplifiers and larger speakers. Build your system in stages or go full out from the start.
Check out Audio Jam’s full collection of car speakers to explore more size and configuration options.
Also, if you're upgrading your car audio system, protect your interior with window tinting for cars. It enhances privacy, reduces heat, and adds a sleek finish.
🧾 Key Features of the Alpine S2-S40
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4" 2-way coaxial car speaker
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RMS Power: 45W | Peak Power: 140W
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Carbon fiber-reinforced woofer cone
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3/4" silk dome tweeter
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Frequency response: 97Hz – 22kHz
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Sensitivity: 85 dB
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Impedance: 4 Ohms
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Compact design fits tight OEM locations
📍 Audio Jam Makes Installation Easy
At Audio Jam in Bear, Delaware, we don’t just sell audio gear—we install and fine-tune it too. We’ll help you find the best fit for your vehicle and make sure it sounds perfect.
📍 Visit: 227 Governors Place, Bear, DE 19701
📞 Call: (302) 832-2868
🌐 Browse: audiojamonline.com
❓ FAQs About the Alpine S2-S40
Q1: Is the Alpine S2-S40 compatible with factory stereos?
Yes. Its 4-ohm impedance and efficient design make it compatible with factory or aftermarket head units.
Q2: Can I use this with an amplifier?
Absolutely. Pairing it with an Alpine S-Series amplifier boosts performance and dynamic range.
Q3: Does the S2-S40 require a crossover?
No separate crossover is needed. It features a built-in crossover for clean frequency separation.
