BJG Custom Race Downpipe: BMW B58 - Stainless Steel

Bring a more direct, assertive character to the B58 with the BJG Custom Stainless Steel Race Downpipe. Its free-flowing race layout reduces restriction immediately after the turbocharger, supporting a properly calibrated performance build while bringing turbo sound and the straight-six exhaust note into sharper focus.

Brushed stainless tubing, visible weldwork and the engraved BJG emblem give the assembly a clean, purposeful finish. An integrated braided flex section accommodates movement, while the formed lower bend, turbo-side flange and mounting bracket follow the configuration shown in the photos.

Highlights

• Stainless steel race downpipe for compatible BMW B58 applications.
• Free-flowing configuration for a calibrated performance setup.
• Integrated braided flex section and formed outlet bend.
• BJG engraving, connection flange, sensor provision and mounting bracket as pictured.

Fitment

BMW B58 six-cylinder turbo applications matching the pictured downpipe configuration. This is not a universal-fit part for every B58 vehicle. Confirm your VIN, engine generation, chassis, turbo outlet, sensor layout and downstream connection with BJG before ordering. Supra compatibility is not included in this BMW listing.

Installation & Tuning

Professional installation and a compatible ECU calibration are required. Tuning is sold separately. Check sensor fitment, clearances and connection alignment before tightening the assembly. Final sound, response and power depend on calibration, fuel and supporting hardware; no specific horsepower gain is guaranteed.

Race-use product. Not for use on public roads. This configuration does not retain the factory catalytic converter. Confirm applicable regulations and intended-use requirements before purchase.

Included

One stainless steel race downpipe as pictured. The black charge-pipe kit is a separate product and is not included. Rear exhaust, tuning and installation are sold separately.

Free standard shipping within the contiguous United States. Expedited shipping and destinations outside the contiguous US are charged separately.