aFe · New
aFe Bladerunner 2-1/4in Intercooler Tube Hot Side BMW M3/M4 (F80/F82/F83) 15-17 L6 3.0L (tt) S55
MPN 46-20198-B · Store SKU afe46-20198-B
Supplier stock checked 11/7/2026, 8:21:54 PM UTC. Adding a part does not reserve it.
Request a return within 30 calendar days after delivery. New parts must be unopened and unused.
Shipping & returns ↗This policy does not limit rights required by law.Free standard shipping on eligible parts orders of $100 or more. Oversized and freight items excluded. Fitment, taxes, availability and final totals are confirmed before payment.
Product details
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 BladeRunner 2-1/4 IN Aluminum Hot Charge Pipe Kit Black
Manufacturer fitment & guides
Check 46-20198-B against the manufacturer’s application information below.
Part-specific notes
- Not CARB approved. Destination and intended-use restrictions must be checked before sale.
- Emissions acknowledgement required before purchase.
- California Proposition 65: Y
