Audison AP 4 is a Prima Series 4" (100mm) midrange speaker pair built for 3-way sound quality front stages and OEM premium integration. With high sensitivity, compact geometry, and controlled cone behavior, the AP 4 provides articulate vocals, focused midrange detail, and clean off-axis performance inside vehicle cabins. Designed for DSP-based active systems or as part of a structured Prima front stage, the AP 4 fits factory dash and door midrange locations commonly found in modern Euro, JDM, and premium OEM platforms. Key Performance Features 4" (100mm) dedicated midrange pair Engineered for 3-way SQ front stages and OEM upgrades High sensitivity for factory amplifier replacement Lightweight cone for fast transient response Compact geometry for tight OEM mounting points Technical Specifications — Midrange Size: 4" (100mm) Impedance: 4Ω Continuous Power (RMS): 40W Peak Power: 120W Sensitivity: 91.5 dB/SPL Frequency Response: 100 Hz – 10 kHz Voice Coil: 25 mm Magnet: Ferrite Cone: Treated paper Surround: Rubber T/S Parameters (Per Driver) Fs: 115 Hz Re: 3.4Ω Qts: 0.79 Qes: 0.93 Qms: 4.2 Vas: 1.9 L Xmax: 1.8 mm Mounting Geometry (OEM-Friendly) Frame Diameter: 100 mm Cutout Diameter: 93 mm Mounting Depth: 43 mm Recommended Position: Dash / upper door midrange System Pairing — Audison Ecosystem Amplifiers: Prima / Forza / SR DSP: AP bit / AF bit / bit One HD Virtuoso System Role: Midrange in 3-way active Alignment: DSP crossover + EQ recommended OEM Integration Notes Fits common OEM midrange locations (Euro + premium platforms) High sensitivity supports stealth DSP upgrades Matches Prima 6.5"/8" woofers and Prima tweeters for full systems Buyer Use Cases Adding midrange to 3-way SQ systems Upgrading premium OEM 3-way configurations DSP-based stealth installations What’s Included (2) 4" Prima Series midrange drivers User documentation Why Buy From MCOR Automotive Authorized Audison retailer OEM integration & SQ specialists Fast fulfillment with expert support 20+ years of high-end 12V system design experience /* TEMPLATE 1 */ .TEMPLATE { font-family: "Playfair Display", Times New Roman, Georgia, sans-serif; font-variant: normal; font-style: normal; } .TEMPLATE h1 { margin-top: 0; font-size: 25px; } .TEMPLATE h2 { margin-top: 0; font-size: 18px; } .TEMPLATE h3 { margin-top: 0; font-size: 16px; } .TEMPLATE p { margin-top: 0; font-size: 14px; } .TEMPLATE .images { padding: 10px 10px; } .TEMPLATE .store_desc { text-align: center; margin-left: 30px; margin-right: 30px; } .TEMPLATE .third { display: inline-block; padding: 10px 1.5% 10px; margin: 20px 0 20px; text-align: center; vertical-align: top; } .TEMPLATE .col_right { margin-left: 400px; min-height: 420px; min-width: 400px; padding-left: 40px; } .TEMPLATE .images img { max-height: 550px; max-width: 100%; text-align: center; margin: 0 auto; margin-bottom: 20px; display: block; } ul { padding-left: 30px; font-size: 14px; } hr { margin: 0; padding: 0; background-color: #000; line-height: 2px; } #variant_specifics { padding: 8px 4px 4px 4px; border-radius: 4px; } #variant_specifics ul { list-style-type: none; padding-left: 2px; margin-bottom: 4px; } @media (max-width: 767px) { #variant_specifics p, #product_details p, #feature_bullets p, .store_desc p, p { font-size: 14px !important; margin-bottom: 0px; } .TEMPLATE .third { margin: 0px 0px 0px 0px; } } Dimensions Dimension A 103 mm (4.06 in) Dimension A3 130 mm Dimension B 93 mm (3.66 in) Dimension C 43 mm (1.69 in) Dimension D 41 mm (1.61 in) Fitment, Installation & Warranty Notes Fitment Help: Need help confirming fitment, compatibility, amplifier matching, or installation parts? Use our Fit Guide or contact us through the chat button before ordering. Authorized Retailer: MCOR Automotive is an authorized Audison retailer. Products purchased from MCOR include applicable manufacturer warranty coverage when installed and used according to manufacturer guidelines.
Related
Related
Related
Related