Alpine S2-S80C Next-Generation S-Series 8" 85W RMS (260W Peak Power Handling) 4 Ohms, 2-Way Component Speaker System with Two Cloth Dome Tweeters
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What's Inside?
- • (2) Woofers
- • (2) Tweeters (each has a 29" length of wire attached)
- • (2) Flush mount housings (with tweeters installed)
- • (2) Tweeter grilles (fixed)
- • (2) 37" Tweeter wires with in-line crossovers (each has quick slides on both ends)
- • (2) Flush mount retention rings
- • (2) Stealth brackets
- • (2) Foam self-adhesive pads
- • (2) Foam self-adhesive rings
- • (8) 1-1/8" Screws
- • (8) Speed clips
- • Owner's Manual
Why Choose Alpine S2-S80C Component System?
Bigger Sound Starts with an 8-Inch Woofer
If you want your car audio system to hit harder and sound fuller, the Alpine S2-S80C 8-inch component speakers are a serious upgrade over ordinary factory speakers. The larger 8-inch woofer delivers powerful midbass and a bigger soundstage, while the included 1-inch adjustable tweeters bring out clean, detailed highs. With 85W RMS power handling, these speakers are ready to bring more energy to every drive.
Hear More with Hi-Res Audio
The Alpine S2-S80C is Hi-Res Audio Certified up to 40kHz, giving you more natural detail and clarity from your favorite music. Its polypropylene, glass fiber, and mica cone is designed for lightweight, high-output performance with low distortion, while Alpine's H.A.M.R. surround allows greater cone movement for powerful and accurate bass.
The Perfect Upgrade for Your Car Audio System
Designed for versatile OEM fitment, the S2-S80C makes upgrading your factory audio easier with included in-line crossovers and adjustable tweeter mounting options. Whether you're building a clean Alpine sound system or simply want stronger bass, clearer vocals, and more detail than factory speakers can deliver, the Alpine S2-S80C 8-inch component speaker set gives you premium performance at a value-focused price.
Alpine 8-Inch Component Speaker Comparison Chart | BRV-S80C vs S2-S80C
| Alpine 8" Component Speaker Performance Comparison |
Alpine BRV-S80C
BassRev™ Series 8" Component Speaker System – Deep Bass Performance with HEDGE™ Surround and OPTIM™ Sync
BASS FOCUSED
- • 8" 2-Way Component Speaker System
- • 150W Peak Power / 50W RMS
- • HEDGE™ high-excursion surround
- • Lapel Cone for increased bass output
- • OPTIM™ Sync compatible with Alpine OPTIM8®
- • Designed for active DSP tuning
- • Deep low-frequency performance
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Alpine S2-S80C
Next-Generation S-Series 8" Component Speaker System – High Power Handling with Hi-Res Audio Performance
BEST VALUE
- • 8" 2-Way Component Speaker System
- • 260W Peak Power / 85W RMS
- • 1" adjustable tweeters
- • H.A.M.R. high-excursion surround
- • Hi-Res Audio Certified up to 40kHz
- • In-line crossovers included
- • Polypropylene + Glass Fiber + Mica cone
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Alpine S2-S80C Highlights
HI-RES AUDIO
Hi-Res Certified up to 40kHz
Hi-Res Audio Certification allows the S2-S80C to reproduce frequencies up to 40kHz for more accurate, natural and detailed sound reproduction.
8-INCH COMPONENT
Powerful 8-Inch Woofer
The larger 8-inch woofer delivers strong midbass output and deeper bass response for a fuller, more powerful soundstage.
H.A.M.R. SURROUND
High-Amplitude Cone Movement
Alpine's H.A.M.R. surround allows maximum cone movement to deliver powerful and accurate bass notes with improved control.
CLEAN & ACCURATE AUDIO
Advanced Cone Construction
A polypropylene, glass fiber and mica cone combines lightweight construction with high output and low distortion for clean, accurate sound.
ADJUSTABLE TWEETERS
1-Inch Component Tweeters
Included 1-inch adjustable tweeters with threaded, removable housings provide installation flexibility and help optimize high-frequency placement.
SIMPLIFIED INSTALLATION
OEM Fitment with In-Line Crossovers
Designed for versatile OEM-style installation, with included in-line crossovers for proper sound separation and simplified system integration.
POWER HANDLING
85W RMS / 260W Peak
Handles up to 85 watts RMS and 260 watts peak power for strong output and dependable performance in an upgraded car audio system.
Alpine S2-S80C Recommended Amplifiers | Best 2-Channel & 4-Channel Amp Pairings for 8-Inch S-Series Component Speakers
Build Your Alpine S2-S80C System
Recommended amplifiers for clean Hi-Res Audio, powerful 8-inch midbass and maximum S-Series performance
Amplifier Matching Overview
S2-S80C Power Rating: 85W RMS / 260W Peak per side
Impedance: 4Ω
Ideal Amp Range: 75W – 100W RMS per channel @ 4Ω
Best Setup: Clean full-range amplification using the included in-line crossovers
Primary Goal: Improve dynamic range, midbass output and Hi-Res sound clarity
Best Overall S-Series Match
The natural Alpine match for the S2-S80C. Its 4-channel design provides clean power for a complete speaker upgrade while maintaining excellent S-Series system synergy. Use two channels for the S2-S80C and save the remaining channels for rear speakers or a future expansion.
Best High-Output Alpine Upgrade
A strong choice for enthusiasts who want more amplifier headroom and higher output. The R2-A60F can deliver powerful, controlled performance to the S2-S80C when gains are properly set, helping maximize the larger 8-inch woofer's midbass potential.
Best Value Power Match
Provides a close power match for the S2-S80C with clean full-range amplification and enough output to improve dynamics over factory or head-unit power. Its 4-channel layout also allows for easy expansion to a complete amplified speaker system.
Best Sound-Quality Upgrade
A reliable choice for drivers who want clean, detailed amplification with excellent control. The RD400/4 complements the S2-S80C's Hi-Res capability and provides a strong foundation for a sound-quality-focused car audio system.
Why Add an Amplifier to the S2-S80C?
More Midbass Impact: The 8-inch woofers benefit from clean, dedicated amplifier power
Improved Dynamics: An external amplifier provides greater headroom than typical factory or head-unit power
Cleaner Sound: Proper amplification helps the S2-S80C maintain clarity at higher listening levels
Hi-Res Performance: Clean amplification complements the speaker's extended response up to 40kHz
Future Expansion: A 4-channel amplifier makes it easy to add rear speakers or expand your system later
Recommended S2-S80C Amplifier Settings
Gain Setting: Match amplifier sensitivity carefully to prevent clipping and distortion
HPF Setting: Start around 50Hz – 63Hz to protect the speakers and maintain strong midbass
Power Target: Approximately 75W – 100W RMS per channel @ 4Ω
Passive Crossover: Use the included in-line crossovers between the amplifier and the component speakers
Best Practice: Add door sound treatment to improve midbass response and reduce unwanted resonance
Pro Tip: The S2-S80C is rated for 85W RMS, so a clean amplifier in the 75W–100W RMS-per-channel range is ideal for maximizing output while maintaining control. For an all-Alpine system, the S2-A36F is the most natural match and leaves room for future speaker upgrades.
Frequently Asked Questions (FAQ)
- • Will these 8-inch component speakers fit my vehicle's factory speaker openings?
Fitment depends on your vehicle's available mounting depth and speaker cutout dimensions. Measuring the factory locations before installation helps avoid clearance issues and ensures a proper fit.
- • Why do the tweeters sound too bright or sharp after installation?
This usually happens because of tweeter placement, equalizer settings, or the listening position inside the vehicle. Repositioning the tweeters and making small EQ adjustments often creates a smoother, more balanced sound.
- • Do I need an external amplifier to power these speakers?
They can operate with many aftermarket or factory head units, but an external amplifier allows them to reach their full performance potential. Providing clean RMS power improves clarity, dynamics, and overall listening enjoyment.
- • Why is one speaker or tweeter not producing any sound?
A disconnected wire, incorrect crossover connection, or installation mistake is usually the cause of this problem. Verifying all wiring and checking every connection typically restores normal operation.
- • Can I mount the tweeters in different locations inside my vehicle?
Yes, the included flush-mount hardware and brackets allow several installation options depending on your vehicle's interior. Proper tweeter placement improves stereo imaging and creates a more realistic soundstage.
- • What should I do if the tweeters fall out or slide around inside my vehicle's custom dashboard cuts?
When choosing a flush-mount configuration, you must slip the provided threaded flush-mount retention rings over the back of the tweeter pods. Tighten these rings firmly against the hidden back side of your vehicle's dashboard panel to clamp the assembly permanently in place.
- • Can these speakers produce enough midbass without adding a subwoofer?
They deliver strong midbass for most music, especially when installed in properly treated doors with adequate power. However, adding a dedicated subwoofer provides much deeper low-frequency extension for bass-heavy music.
- • Why do my door panels vibrate more after upgrading the speakers?
The increased output can cause factory door panels and trim pieces to resonate more than stock speakers. Applying sound-deadening material and tightening loose components significantly reduces unwanted vibrations.
- • Can I connect the bare tweeters straight to the woofer lines without using the 37-inch extension cables?
No, skipping the provided 37-inch extension wires will completely bypass the integrated high-pass filtration system. Sending full-range low frequencies straight to the delicate 1-inch domes will overheat and instantly blow the voice coils.
- • How can I install the new tweeters neatly behind my vehicle's restricted original factory mirror sail grilles?
You can remove the pre-installed flush-mount housings entirely to slim down the overall profile of the 1-inch silk dome tweeters. Once bare, pop the tweeters straight onto the included flexible stealth brackets to anchor them invisibly into small original equipment openings.
Alpine S2-S80C Related Videos
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- Diameter : 8 Inch
- Sensitivity : 89 dB
- Frequency Response : 50-40000 Hz
- Peak Power Handling : 260 Watts
- RMS Power Handling : 85 Watts
Features:
- Hi-Res Audio Certified: Delivers ultra-detailed, high-resolution sound with a wide frequency response of 50Hz–40kHz, capturing subtle musical nuances.
- Advanced Woofer Design: 8" polypropylene/glass fiber/mica cone with High-Amplitude Multi-Roll (HAMR) surround provides low-distortion, powerful bass and clear midrange.
- Crisp Highs: 1" separate cloth dome tweeter with threaded removable housing ensures precise treble and improved soundstage.
- Easy Installation: Includes in-line crossovers and flexible mounting options for optimal placement in factory or custom locations.
- Powerful Performance: Handles up to 85W RMS (260W peak) for clean, dynamic audio at high volumes.
Specifications:
- Configuration: 2-Way Component (2 Woofers + 2 Tweeters + In-Line Crossovers)
- Woofer Size: 8"
- Woofer Material: Polypropylene / Glass Fiber / Mica
- Surround: High-Amplitude Multi-Roll (HAMR)
- Tweeter Size: 1"
- Tweeter Material: Cloth Dome
- Frequency Response: 50 Hz – 40,000 Hz
- Impedance: 4 Ohms
- Sensitivity: 89 dB
- Power Handling (RMS): 85 W
- Peak Power Handling: 260 W
- Mounting Depth: 2.615"
- Hi-Res Audio Certified: Yes
- UPC: 793276085078
- Weight: 9
- Authorized Internet Dealer
Warranty: 2 Year(s) Warranty.
This item is accompanied by a manufacturer's warranty. If it is found to be defective, it may be returned to OnlineCarstereo.com for repair within 1 year from the original date of purchase with proper return authorization.
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These are some massive speakers. Always used to 6.5s but I’m starting to love how it sounds and my ears are now getting started to get used to them
