Supra & BMW B58 Downpipe - M340i, M440i, M240i, 340i, 440i, 540i, 640i, 740i, X5, Z4

Boost your BMW's performance with the Palenon Performance Version-I 4.5-inch B58 Downpipe. Designed for 2020 and newer Supra 3.0T models and 2016-present BMWs, including the M340i, M440i, M240i, X5 40i, Z4, 440i, 540i, 640i, and 740i, this high-flow downpipe replaces the restrictive OEM catalytic converter to enhance turbo efficiency. Its smooth radius bends and 4.5” 304 Grade Stainless Steel construction provide faster spool times, increased power, and a bold exhaust sound. Installation is straightforward, and it works seamlessly with both factory and aftermarket exhaust systems. Explore Our B58 Downpipe Collection Features Faster Spool Less Restriction Increased Power Aggressive exhaust note Easy install Fits Right or Left Hand Drive Vehicles Fits Factory and Aftermarket Exhaust Our racing-grade downpipes are expertly crafted from premium stainless steel, using precise and standardized bending techniques to ensure optimal performance and thrilling exhaust note. Our downpipe prici