Fall-Line Motorsports E9X M3 / E82 1M Billet Aluminum Rear Trailing Arm Set RS6 (C8) Additional 55hp on a stock

Additional 55hp on a stock vehicle

Please consult the appropriate laws in your area before installing any exhaust on your vehicle to ensure compliance with all applicable laws

It shows off the tailpipes to their full extent and is a perfect accompaniment to the side mirror caps

The perfect suspension setup for more driving pleasure

adding Wireless Apple CarPlay and Android Auto while preserving full OEM functionality

Fall-Line Motorsports E9X M3 / E82 1M Billet Aluminum Rear Trailing Arm Set RS6 (C8) Additional 55hp on a stockBest of the best. Fall Line Motorsports has taken everything they've learned in manufacturing over the last decade to create an ultra high end interpretation of the E9X E82 1M tension trailing arm. Fall Line's bespoke version discards the deformation prone stamped steel arm in favor of 5 axis CNC machined, billet aluminum. This pair has been gorgeously crafted and pocketed (to save weight without compromise to rigidity) and is hard coat black anodized