B58 Racing Downpipe — Toyota Supra & BMW B58 Lineup

A 4.5" B58 racing downpipe built for aggressive sound and performance across the Toyota Supra and BMW's B58 lineup.

Complete Kit Includes:

• Mandrel-bent 304 stainless steel construction for durability and heat resistance
• Precision laser-cut flanges and CNC-machined V-band for a secure, leak-free connection
• Retains OEM O2 sensor placement for seamless integration
• Reduces backpressure for faster turbo spool and increased horsepower
• Aggressive exhaust tone tuned to the engine's signature sound
• Lifetime warranty

Installation: Direct bolt-on fitment using factory mounting locations; compatible with factory and aftermarket mid-pipes. Catless versions may trigger a check engine light — a CEL Delete Kit is available separately to address this.

Fitment:

• Toyota Supra 3.0T (B58)
• BMW 340i / 440i / M340i / M440i
• BMW 540i / 640i / 740i
• BMW X3 / X4 / X5 / X6 / X7 (B58 variants)