Introducing our Sports Series High Flow Catted Downpipes for your twin turbo S58 engine! Fits 2020+ X3M and X4M.

Key Features:

Now available for the 2020+ BMW X3M/X4M S58 Engines!

High Flow 200 cell metallic catalytic converter

Higher Max Horsepower Power Curve

Higher Intial Torque Curve. Torque curve hits faster and higher and longer.

Better throttle response and faster turbo spool up times.

Mandrel Bent 3" piping. Smooth transition to the exhaust system.

100% Stainless Steel Construction

100% TIG welded for better quality welds

Precision CNC machined turbocharger V-Band flange.

Retains factory donut style gasket

Mirror polish or brush finish

Available with high temperature black thermal coating to reduce underhood temperatures.

Retains factory slip on style connection.

Compatible with the factory or aftermarket exhaust systems.

Track tested durability.

Includes all hardware for complete installation.

Limited Lifetime Warranty.