aFe BladeRunner Hot-Side Charge Pipe – BMW Z4 M40i (G29, B58)

OVERVIEW

The aFe BladeRunner hot-side charge pipe for the G29 BMW Z4 M40i (B58) replaces the factory tube between the turbo and intercooler with 2-1/2 inch to 3 inch TIG-welded aluminum for stronger flow. It uses a factory-style quick-connect adapter with an O-ring seal.

SPECS

• 2-1/2" to 3" TIG-welded aluminum, wrinkle powder-coat finish
• Hot-side (turbo-to-intercooler) charge pipe
• Factory-style quick-connect adapter with O-ring
• Finish selected at the variant level (black or blue)

PARTS INCLUDED

• Aluminum hot-side charge pipe
• Quick-connect adapter
• Silicone couplings and stainless clamps

TECH RESOURCES

Additional Parts Required

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

Installation

• aFe 46-20408 charge pipe installation instructions (PDF)

Notes

• Finish is selected at the variant level.
• Not CARB-exempt — not legal for sale or use on pollution-controlled vehicles in California.

PART NUMBER

• 46-20408-B — Black
• 46-20408-L — Blue

VEHICLE APPLICATIONS