E36 Billet Diff BraceWelcoming our new E36 Medium Case Billet Differential Brace. A main failure on the E36 Differential is the cast aluminum ears. This brace is designed to fix your broken diff housing, NOT A DIRECT BOLT ON. In the case of a broken housing instead of needing to replace the whole housing, simply make it flat and bolt our billet brace up for a much stronger solution. Maintaining OEM sway bar mounting, wheel speed sensor and drain and fill ports. Common