M3/M4 F80/F82 DownpipeM3 M4 F80 F82 Downpipes High Performance Exhaust Upgrade for S55 Engine Increase Power, Turbo Spool & Aggressive Sound with High Flow Downpipes Upgrade your BMW F80 M3 & F82 M4 with high performance downpipes, designed to eliminate exhaust restrictions, enhance turbo response, and maximize horsepower and torque gains. These direct bolt on downpipes replace the restrictive OEM catalytic converters, improving exhaust flow and delivering a louder, more

Unlock Maximum Fuel Delivery & Power for Your N54 Engine

Universal Fitment for BMW Turbocharged Engines – Works with N54

and overall improved engine efficiency

Direct OEM Fit – Plug-and-play installation with no modifications required

Fits the following BMW models:

ensuring proper air/fuel ratios

•  Supports High-Boost Applications – Essential for tuned & modified N54 builds

Increased Airflow for Improved Turbo Response – Enhances horsepower and throttle sensitivity

Port Injection Kit for Additional Fueling

Direct fit for OEM and aftermarket exhaust systems

B48 Intercooler Manifold with 1/8” NPT Fitting – Optimized for Meth Injection & Cooling

This GTX3582R-based hybrid turbo allows for stronger mid-range and top-end power