Unlock the full potential of your BMW or Toyota Supra’s B58 engine with our precision-engineered B58 Downpipes, designed for enthusiasts demanding performance, sound, and responsiveness.
Available in two configurations — Racing (Catless) for maximum exhaust flow and performance, or 200-Cell Hi-Flow Catted for a balanced combination of power gains and emissions compliance.
Crafted from premium-grade stainless steel with precision TIG-welded seams, ensuring long-lasting durability under extreme heat and high boost pressures.
Enhances turbo spool, reduces backpressure, and delivers an aggressive, sporty exhaust tone that transforms the driving experience.
Features
Two Versions – Racing Catless for unrestricted exhaust flow, 200-Cell Hi-Flow Catted for performance with reduced emissions
Premium Stainless Steel Construction – Corrosion-resistant and heat-tolerant for maximum longevity
Precision TIG Welding – Provides exceptional strength and structural integrity
Performance Gains – Increased horsepower, torque, and improved throttle response
Direct Bolt-On Fitment – No cutting or permanent modifications required
Includes
1 Set of B58 Downpipes
Necessary installation hardware
Fitment
2025 B58 Gen3 Downpipe
2019-2024 BMW G20 M340i
2017-2018 BMW 340i
2016-2021 BMW M240i
2016-2019 BMW 440i
2021-Present BMW M440i
2018-Present BMW X3 M40i
2018-Present BMW X5 M40i
2022-Present BMW M240i
2020-Present Toyota A90 Supra
2024-Present BMW X7 M40i
⚠ Professional installation is recommended to ensure proper alignment and secure mounting.
