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The aFe BladeRunner 2-1/4" hot-side charge pipe kit is a direct-fit tube set for 2015–2017 BMW M3/M4 S55 engines, constructed from mandrel-bent aluminum and powder-coated for heat resistance and corrosion protection. It includes stainless clamps, a heavy-duty 5-ply silicone coupling, a billet adapter with o-ring seal, and a 1/8" NPT port for sensors or water‑methanol injection. The welded aFe badge completes the under-hood look.
aFe Bladerunner 2-1/4in Intercooler Tube Hot Side BMW M3/M4 (F80/F82/F83) 15-17 L6 3.0L (tt) S55
