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Alpine S2-S40
280W Peak (90W RMS) 4" S-Series Hi-Res 2-Way Coaxial 4-ohm Car Speakers
280W Peak (90W RMS) 4" S-Series Hi-Res 2-Way Coaxial 4-ohm Car Speakers
• 140 watts Peak Each, 45 watts RMS Each
• Hi-Res Audio Certified
• 3/4" Cloth Soft Dome tweeters
• Polypropylene, Glass Fiber and Mica cone material
• Impedance: 4 ohm
• Sensitivity: 86 dB
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Alpine BRV-S40C
240W Peak (80W RMS) 4" BassRev Series 2-Way 4-ohm Component Speaker System
240W Peak (80W RMS) 4" BassRev Series 2-Way 4-ohm Component Speaker System
• 120 watts Peak Each, 40 watts RMS Each
• 3/4" Teteron Dome Tweeters
• Polypropylene-Mica cone material
• Impedance: 4 ohm
• Sensitivity: 84 dB
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Alpine BRV-S40
240W Peak (80W RMS) 4" BassRev Series 4-ohm 2-Way Coaxial Speaker Set
240W Peak (80W RMS) 4" BassRev Series 4-ohm 2-Way Coaxial Speaker Set
• 120 watts Peak Each, 40 watts RMS Each
• 1" Polyester cloth Dome Tweeters
• Polypropylene-Mica cone material
• BassRev tuning via Alpine OPTIM8
• Impedance: 4 ohm
• Sensitivity: 84 dB
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Alpine S2-S40C with Installation Accessories
280W Peak (90W RMS) 4" Next-Generation S-Series 2-way Component Speaker System + 4" Speaker Baffles + Sound Damping, Roller and Panel Removal Kit
280W Peak (90W RMS) 4" Next-Generation S-Series 2-way Component Speaker System + 4" Speaker Baffles + Sound Damping, Roller and Panel Removal Kit
• 140 watts Peak Each, 45 watts RMS Each
• 1" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB
Free shipping in USA.
Provide zip for delivery date.
• 140 watts Peak Each, 45 watts RMS Each
• 1" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB
Alpine S2-S40C
280W Peak (90W RMS) 4" S-Series Hi-Res 2-Way Component Car Speakers
280W Peak (90W RMS) 4" S-Series Hi-Res 2-Way Component Car Speakers
• 140 watts Peak Each, 45 watts RMS Each
• Hi-Res Audio Certified
• 1" Cloth Dome Tweeters
• Adjustable tweeters with threaded removable housing
• Polypropylene, Glass Fiber and Mica cone material
• Impedance: 4 ohm
• Sensitivity: 86 dB
Free shipping in USA.
Provide zip for delivery date.
VIP Product Get $15.00 in rewards to spend later
Save $8 on install kits for this speaker
Alpine S2-S40 with Sound Damping
280W Peak (90W RMS) 4" S-Series 2-way Coaxial Car Speakers + NVX SDSK2 Sound Damping
280W Peak (90W RMS) 4" S-Series 2-way Coaxial Car Speakers + NVX SDSK2 Sound Damping
• 140 watts Peak Each, 45 watts RMS Each
• 3/4" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 86 dB
Free shipping in USA.
Provide zip for delivery date.
• 140 watts Peak Each, 45 watts RMS Each
• 3/4" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 86 dB
Alpine S2-S40C 2 Pairs (4 Total)
140W Peak (45W RMS) 4" Next-Generation S-Series 2-way Component Speaker (2-Pairs)
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
Free shipping in USA.
Provide zip for delivery date.
• 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
Alpine S2-S40C with Sound Damping
280W Peak (90W RMS) 4" Next-Generation S-Series 2-way Component Speaker System + NVX SDSK2 Sound Damping
280W Peak (90W RMS) 4" Next-Generation S-Series 2-way Component Speaker System + NVX SDSK2 Sound Damping
• 140 watts Peak Each, 45 watts RMS Each
• 1" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB
Free shipping in USA.
Provide zip for delivery date.
• 140 watts Peak Each, 45 watts RMS Each
• 1" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB
Alpine S2-S40 (2-Pairs, 4-Total)
560W Peak (180W RMS) 4" S-Series 2-way Coaxial Car Speakers (2-Pairs)
560W Peak (180W RMS) 4" S-Series 2-way Coaxial Car Speakers (2-Pairs)
• 140 watts Peak Each, 45 watts RMS Each
• 3/4" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 86 dB
Free shipping in USA.
Provide zip for delivery date.
• 140 watts Peak Each, 45 watts RMS Each
• 3/4" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 86 dB
Alpine S2-S40 with Installation Accessories
280W Peak (90W RMS) 4" S-Series 2-way Coaxial Car Speakers
280W Peak (90W RMS) 4" S-Series 2-way Coaxial Car Speakers
• 140 watts Peak Each, 45 watts RMS Each
• 3/4" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 86 dB
Free shipping in USA.
Provide zip for delivery date.
Save $8 on install kits for this speaker
• 140 watts Peak Each, 45 watts RMS Each
• 3/4" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 86 dB
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All About
Alpine
The brand is best known for refined sound tuning, durable construction, and advanced multimedia integration, as well as impeccable audio performance that’s reflected in their head unit, amplifier, speaker, processor, and vehicle-specific system designs.
The brand’s long-standing focus on engineering precision makes it a go-to choice for drivers who prioritize sound accuracy and system reliability.
Alpine products are built to integrate seamlessly with modern vehicles, supporting factory features while delivering upgraded performance.
From high-resolution audio playback and touchscreen multimedia receivers to efficient amplifiers and tuned speaker systems, Alpine emphasizes clean signal processing, intuitive controls, and long-term durability.
Whether you’re upgrading a factory system or building a custom install, Alpine delivers balanced performance designed for everyday driving and long-term ownership.
Explore Alpine car, marine, and UTV audio solutions at Sonic Electronix to find authentic products, expert support, and everything you need to build a refined, high-performance audio system.
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