{"product_id":"2003-05-porsche-911-996-boxster-986-becker-dsp-amplifier-oem-99664533100","title":"2003-05 Porsche 911 996 Boxster 986 Becker DSP Amplifier OEM 99664533100","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eGenuine OEM Porsche\/Becker BE6600 digital sound-system amplifier for select Porsche 986 Boxster and 996-generation 911 vehicles. This factory DSP amplifier communicates through the vehicle’s MOST fiber-optic audio network and is intended as a replacement for a matching original unit.\u003c\/p\u003e\n\u003cp\u003eThe seller describes this used amplifier as being in great condition and working order. Normal cosmetic wear from previous installation and storage may be present. Please review all listing photos, as the pictured amplifier is the item included.\u003c\/p\u003e\n\u003ch3\u003eProduct Details\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: Porsche\u003c\/li\u003e\n\u003cli\u003eManufacturer: Becker\u003c\/li\u003e\n\u003cli\u003eBecker model: \u003cstrong\u003eBE6600\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eType: Digital DSP audio amplifier\/booster\u003c\/li\u003e\n\u003cli\u003eCondition: Used\u003c\/li\u003e\n\u003cli\u003eCommunication system: MOST fiber-optic network\u003c\/li\u003e\n\u003cli\u003eFactory audio option: Commonly associated with \u003cstrong\u003eM490 Sound Package\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eCountry of manufacture: Germany\u003c\/li\u003e\n\u003cli\u003eUniversal fitment: No\u003c\/li\u003e\n\u003cli\u003eSeller return period: 30 days; buyer pays return shipping\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eOEM and Interchange Numbers\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e99664533100\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e996 645 331 00\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e996.645.331.00\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eLater service revisions:\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e99664533101\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e99664533102\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e99664533103\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003ePorsche dealer catalogs identify \u003cstrong\u003e99664533103\u003c\/strong\u003e as the later replacement for revisions ending in \u003cstrong\u003e00, 01, and 02\u003c\/strong\u003e. The revisions may still require compatible equipment and vehicle configuration. \u003ca href=\"https:\/\/www.harperautoparts.com\/oem-parts\/porsche-radio-amplifier-99664533103\"\u003e\u003cspan\u003ePorsche dealer catalog\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eResearched Compatibility\u003c\/h3\u003e\n\u003cp\u003eDocumented applications for this Becker\/MOST amplifier family include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e2003–2004 Porsche Boxster 986\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBoxster 2.7L\u003c\/li\u003e\n\u003cli\u003eBoxster S 3.2L\u003c\/li\u003e\n\u003cli\u003eVehicles equipped with the compatible M490 digital sound system\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e2002–2005 Porsche 911 Carrera 996\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCarrera 2\u003c\/li\u003e\n\u003cli\u003eCarrera 4\u003c\/li\u003e\n\u003cli\u003eCarrera 4S\u003c\/li\u003e\n\u003cli\u003eCoupe, Cabriolet, or Targa depending on original equipment\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSome interchange sources also associate this amplifier family with select 996 Turbo\/GT2 applications. Because Porsche used multiple audio systems and amplifiers—including Becker, ASK, and Bose—Turbo\/GT2 compatibility should be confirmed by VIN and the number on the original amplifier. \u003ca href=\"https:\/\/www.fvd.net\/en-us\/shop\/booster-986-996-m490-03-05-99664533103~p271179\"\u003e\u003cspan\u003eFVD Porsche fitment reference\u003c\/span\u003e\u003c\/a\u003e, \u003ca href=\"https:\/\/www.amp-performance.de\/en\/1387-Porsche-Becker-BE6600-.html\"\u003e\u003cspan\u003eBE6600 technical reference\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eImportant Audio-System Notice\u003c\/h3\u003e\n\u003cp\u003eThis listing is for a \u003cstrong\u003eBecker BE6600 DSP\/MOST amplifier\u003c\/strong\u003e. Although some used-parts references loosely describe members of this amplifier family as Bose components, Porsche dealer information identifies the applicable service unit as a \u003cstrong\u003enon-Bose\/M490-style amplifier\u003c\/strong\u003e. Do not purchase solely because the vehicle has a premium factory audio system.\u003c\/p\u003e\n\u003cp\u003eBefore ordering, verify:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThe original amplifier number matches \u003cstrong\u003e99664533100\u003c\/strong\u003e or a confirmed supersession.\u003c\/li\u003e\n\u003cli\u003eThe vehicle uses the compatible MOST fiber-optic audio system.\u003c\/li\u003e\n\u003cli\u003eThe original unit is a Becker BE6600.\u003c\/li\u003e\n\u003cli\u003eThe connector sockets, mounting points, and housing match the photographs.\u003c\/li\u003e\n\u003cli\u003eThe vehicle’s option codes and body-style configuration support this amplifier.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation Notice\u003c\/h3\u003e\n\u003cp\u003eInstallation may require Porsche-compatible diagnostics to configure or recognize the replacement amplifier on the MOST network. A break or fault elsewhere in the fiber-optic loop can also cause loss of sound, so the existing system should be properly diagnosed before replacing the amplifier.\u003c\/p\u003e\n\u003ch3\u003ePackage Includes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOne Porsche\/Becker BE6600 DSP amplifier\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNo mounting bracket, wiring, fiber-optic cable, radio, speakers, installation hardware, or additional accessories are included unless visibly pictured.\u003c\/p\u003e","brand":"GERMAN AUDIO TECH","offers":[{"title":"Default Title","offer_id":44512003752049,"sku":"99664533100","price":499.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0366\/7093\/files\/Screenshot2026-09-08at4.53.53PM.png?v=1788911649","url":"https:\/\/www.germanaudiotech.com\/products\/2003-05-porsche-911-996-boxster-986-becker-dsp-amplifier-oem-99664533100","provider":"German Audio Tech","version":"1.0","type":"link"}