Perfect Fit: Includes stainless steel clamps for a leak-free seal and heavy-duty 5-Ply reinforced silicone coupling for strength. Mandrel-bent Tubing: Constructed of 2-1/4" mandrel-bent aluminum tubing for maximum flow then, powder-coated for a nice finish. The high-temp powder-coating also insulates the tubes from engine heat and protects the tubes from corrosion. The smooth transition bends decrease turbulence, minimize pressure loss, while increasing horsepower and torque. These tubes are also equipped with a billet aluminum factory style adapter that seals with an o-ring. One 1/8" NPT port which is provided on each tube for a sensor or water-methanol injection. aFe Badging: Unique aluminum laser-cut aFe Power logo plate is welded-on for an aggressive style.. BladeRunner 2-1/4 IN Aluminum Hot Charge Pipe Kit Black BMW M3/M4 (F80/82/83) 15-18 L6-3.0L (tt) S55. aFe Bladerunner 2-1/4in Intercooler Tube Hot Side BMW M3/M4 (F80/F82/F83) 15-17 L6 3.0L (tt) S55. Constructed from 2-1/4 mandrel-bent aluminum tubing for increased flow and reduce turbulence. Retains factory style turbo outlet o-ring seal made from 6061-T6 Billet Aluminum. BladeRunner 2-1/4 IN Aluminum Hot Charge Pipe Kit Black. Powder-coated wrinkle black for heat resistance. BladeRunner Charge Pipe Kit. Hot side tube fitment. Charge Pipe Kit

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