Takes all of the precision engineering and performance of its SwitchPath™ counterpart, minus the valve on the passenger’s side and the muffler on the driver’s side. The result is a constant “valve open” mode.
2X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply