4 inch (10 cm)

Package IncludedPhoenix Gold ZDSB100CS BMW 4" Front or Rear Door 2 Way Component Car Speaker Upgrade Kit Stinger RKXSK Expert Sound Proofing Deadening Material 2 Sheet Speaker KitZDSB100CSThe ZDSB100CS is a high-quality 4-inch speaker upgrade kit for a variety of different BM..

Package IncludedFocal ISMBZ100 Inside Series 4" Direct Fit Mercedes Component Speaker Stinger RKXSK Expert Sound Proofing Deadening Material 2 Sheet Speaker KitCompatibility Chart2-WAY COMPONENT KITDesigned specifically for vehicles from the Mercedes-Benz group, t..

Strong, Solid Performance.Our sporty looking TS-R speakers tap the full potential of your in-car audio setup. Aimed at providing loud and clear output for any type of music, their sound quality results from a multilayer mica matrix woofer cone which ensures punching bass and improved midrange fr..

Introducing the ZDSKB1S 3-Way plug and play speaker kit, specifically designed for BMW vehicles (please refer to the Vehicle Application for compatible models). Engineered with precision and expertise, the ZDSKB1S BMW 3-Way Speaker Kit is the ultimate audio upgrade for your car. Immerse yourself in ..

The ZDSKB1 BMW 3-Way Speaker Kit, is a revolutionary audio upgrade designed specifically for BMW vehicles equipped with the HiFi Sound System (676) or Harman Kardon Sound System. Engineered with meticulous attention to detail, this speaker kit is the ultimate solution for audiophiles seeking unparal..

Package IncludedFocal INSIDE ICBMW100V2 - 4" 2-Way Coaxial Speakers kit Stinger RKXSK Expert Sound Proofing Deadening Material 2 Sheet Speaker KitCompatibility Chart2-Way Coaxial KitThe IC BMW 100 v2 has been designed to elevate the audio experience in the latest gene..