aFe BladeRunner Hot-Side Charge Pipe – BMW M3 / M4 (F80 / F82, S55)

OVERVIEW

The aFe BladeRunner hot-side charge pipe for the F80 M3 and F82 / F83 M4 replaces the restrictive factory charge tube with 2-1/4 inch mandrel-bent aluminum and a 6061-T6 billet O-ring sealing adapter. aFe claims gains up to 18 horsepower and 21 lb-ft. It carries a 1/8 inch NPT port for a sensor or water/methanol nozzle.

SPECS

• 2-1/4" mandrel-bent aluminum, wrinkle-black powder coat
• Hot-side (turbo-to-intercooler) charge pipe
• 6061-T6 billet O-ring sealing adapter
• Claimed up to +18 HP / +21 lb-ft
• 5-ply silicone coupling, stainless clamps, one 1/8" NPT port

PARTS INCLUDED

• Aluminum hot-side charge pipe
• Billet O-ring adapter
• 5-ply silicone coupling, stainless clamps and hardware

TECH RESOURCES

Additional Parts Required

• None. aFe specifies no additional hardware for this charge pipe.

Installation

• aFe 46-20198 charge pipe installation instructions (PDF)

Notes

• Not CARB-exempt — not legal for sale or use on pollution-controlled vehicles in California.

PART NUMBER

• 46-20198-B

VEHICLE APPLICATIONS