Sports Series High Flow Catted Downpipe for 2018-23 M5/M8 S63M Engine Region Spec:US Spec or Non OPF We do not rush to

We do not rush to get our products out even if there is a lot of potential customers

The factory diverter valves were causing an issue of not being able to hold up against the rigors of high boost application

While the 32whp and 16wtq gains are awesome

The pictures below show the factory "ball" joint cut in half (to show in the interior) versus our CNC solid stainless steel billet "ball" joint

5" V-Band flange which we have duplicated and CNC machined cut out of billet 304 stainless steel

Sports Series High Flow Catted Downpipe for 2018-23 M5/M8 S63M Engine Region Spec:US Spec or Non OPF We do not rush toIntroducing our new Sports Series High Flow Catted Downpipes for your twin turbo S63M engine! Fits 2018 23 M5 (F90) & 2018 23 M8 (F92 F93). Key Features: Made in the USA! Manufactured in house. Now available for the 2018+ BMW F90 M5 & 2018+ F92 F93 M8 S63M Engines! High Flow 200 cell metallic catalytic converter Higher Max Horsepower Power Curve Higher Initial Torque Curve. Torque curve hits faster and higher and longer. Better throttle response and