1、OEM NUMBER: The perfect replacement part for 61129217031, 61129217031‑01, 61127294281, can directly replace the old or damaged. 2、FITMENT: Replacement for 3 Series (E90) 2005‑2008, replacement for 3 Series (E90) Facelift 2009‑2012, replacement for 1 Series (E81)2008‑2013, replacement for X1 (E84) 2012‑2016. 3、GOOD PROTECTION: Silicone sleeve can protect the terminal lug, the external insulation design helps protect the copper battery cable from harsh conditions. 4、MAIN PURPOSE: The cable is designed to provide a firm connection for your vehicle battery, with stable and reliable performance and strong practicability. 5、GOOD CONDUCIVITY: The battery protection cable has strong conductivity, with corrosion resistance, oxidation resistance and long service life.