![Do I have the C33 or C43 headunit? Is it worth upgrading to C43 or to a blaupunkt head unit for better sound quality / Bluetooth? : r/BMWE36 Do I have the C33 or C43 headunit? Is it worth upgrading to C43 or to a blaupunkt head unit for better sound quality / Bluetooth? : r/BMWE36](https://preview.redd.it/do-i-have-the-c33-or-c43-headunit-is-it-worth-upgrading-to-v0-gn0osmx50e0a1.jpg?width=640&crop=smart&auto=webp&s=bbe425830fa610a9751aedb3e70a9a4c179a1d17)
Do I have the C33 or C43 headunit? Is it worth upgrading to C43 or to a blaupunkt head unit for better sound quality / Bluetooth? : r/BMWE36
![BMW 65106902718 ALPINE C43 BM US E46 E39 E38 X5 E53 RADIO TUNER ALPINE C43 BM US KW 45/99 SW NO 42 INDEX 06 65126904214 65126919081 65126922513 65106933090 65126927911 6512694345065126964399 BMW 65106902718 ALPINE C43 BM US E46 E39 E38 X5 E53 RADIO TUNER ALPINE C43 BM US KW 45/99 SW NO 42 INDEX 06 65126904214 65126919081 65126922513 65106933090 65126927911 6512694345065126964399](https://cfrouting.zoeysite.com/cdn-cgi/image/format=auto,fit=scale-down,quality=70/https://s3.amazonaws.com/zcom-media/sites/a0iE000000Hvpe1IAB/media/catalog/product/z/c/zcom-media-sites-a0ie000000hvpe1iab-media-catalog-product-c-_-c_bmw_65106902718_alpine_c43_bm_us_e46_e39_e38_x5_e53_radio_tuner_1_.jpg)
BMW 65106902718 ALPINE C43 BM US E46 E39 E38 X5 E53 RADIO TUNER ALPINE C43 BM US KW 45/99 SW NO 42 INDEX 06 65126904214 65126919081 65126922513 65106933090 65126927911 6512694345065126964399
![CD43 radio installed. Absolutely love it, replaced the fast and furious Sony head unit that the previous owner installed 💪 : r/BMWE36 CD43 radio installed. Absolutely love it, replaced the fast and furious Sony head unit that the previous owner installed 💪 : r/BMWE36](https://preview.redd.it/dztgemrvyev61.jpg?auto=webp&s=50463040965f1afef8c1d7b0d11aaed0cbe8eff9)
CD43 radio installed. Absolutely love it, replaced the fast and furious Sony head unit that the previous owner installed 💪 : r/BMWE36
![BMW C43 BUSINESS RADIO STEREO E31 E34 E36 318 323 325 328 M3 Z3 CODE INCLUDED 2022 2023 is in stock and for sale - Price & Expert Review 2022-2023 BMW C43 BUSINESS RADIO STEREO E31 E34 E36 318 323 325 328 M3 Z3 CODE INCLUDED 2022 2023 is in stock and for sale - Price & Expert Review 2022-2023](https://mycarboard.com/wp-content/uploads/2018/06/AwesomeAmazingGreat-BMW-C43-BUSINESS-RADIO-STEREO-E31-E34-E36-318-323-325-328-M3-Z3-CODE-INCLUDED-20182018-20192019.jpg)
BMW C43 BUSINESS RADIO STEREO E31 E34 E36 318 323 325 328 M3 Z3 CODE INCLUDED 2022 2023 is in stock and for sale - Price & Expert Review 2022-2023
![BMW E36 3-Series Z3 C43 Factory Cassette CD Radio Head Unit w Code 1996-2002 OEM - 5585 - Prussian Motors BMW E36 3-Series Z3 C43 Factory Cassette CD Radio Head Unit w Code 1996-2002 OEM - 5585 - Prussian Motors](https://cdn11.bigcommerce.com/s-hkk7s/images/stencil/1600x1600/products/28190/251834/inv_005585__25997.1579303675.jpg?c=2)