Supersprint BMW F12 6 Series & F13 6 Series Stainless Steel Front Metallic Catalytic Converter. Left M235i X Drive (F44) BRAKING Forging involves shaping metal by

Forging involves shaping metal by compressing it under high pressure for a denser

Their extensive expertise in air-cooled engine dynamics and restoration informed the development process

X6 M (E71) — 2010–2014

the effective lowering measurement will be reduced by the amount of the existing drop

Supersprint BMW F12 6 Series & F13 6 Series Stainless Steel Front Metallic Catalytic Converter. Left M235i X Drive (F44) BRAKING Forging involves shaping metal byThe Supersprint Front Metallic Catalytic Converter. Left is a precision, direct fit stainless steel upgrade engineered for the BMW F12 6 Series & F13 6 Series. It replaces the restrictive factory component to free up exhaust flow, sharpen throttle response and give your BMW a deeper, more purposeful note. Supersprint has been handcrafting performance exhausts in Mantova, Italy since 1955. Every system is designed and validated on the dyno not by