REDS EFRA 2143 Torque XOne 1pc pipe set.

REDS EFRA 2143 Torque XOne 1pc pipe set. RD-KX210007 REDS EFRA 2143 Torque XOne 1pc pipe set. The REDS X-ONE Torque 2143 One-Piece Off-Road Tuned Pipe for S Series engines combines the REDS 2143 Pipe and the REDS M Manifold to create this one-piece "Torque" exhaust. The X-ONE system is an innovative all-in-one pipe-manifold system. T he pipe has been welded to the manifold to improve performance and fuel consumption. With X-ONE configuration there is no need for springs or gaskets, and the one piece design creates increased reliability and improved tuning stability.