Driveshaft Shop 2000HP Competition Axles for BMW G8X M3 & M4 Upgrade your BMW G8X M3 or M4 with Driveshaft Shop Competition Axles, designed as a direct bolt-in solution, these axles require no modifications and provide exceptional strength for high-performance applications. Key features include a direct-fit outer CV with ABS ring, heavy-duty torsional axle bars made from high-grade aircraft-quality material, and an upgraded inner CV with a bolt-on flange and differential stub for maximum durability under extreme loads. Applications: BMW G80 M3 BMW G82 M4 BMW G83 M4 Whether for drag racing, track use, or high-horsepower street builds, these axles deliver the strength and reliability your G8X needs.