Supersprint BMW F20 1 Series, F21 1 Series, F22 2 Series, F23 2 Series & more Stainless Steel Front Metallic Catalytic Converter(Replaces Secondary Catalytic Converter) 340i (F30/F31/F34)(S) Core Upper Pieces Only

Core Upper Pieces Only

AST springs are trusted worldwide for their reliability and quality

5" (635mm x 300mm x 90mm)

BMW G11 / G12 740i

helping you achieve more professional-looking photos

Supersprint BMW F20 1 Series, F21 1 Series, F22 2 Series, F23 2 Series & more Stainless Steel Front Metallic Catalytic Converter(Replaces Secondary Catalytic Converter) 340i (F30/F31/F34)(S) Core Upper Pieces OnlyThe Supersprint Front Metallic Catalytic Converter(Replaces Secondary Catalytic Converter) is a precision, direct fit stainless steel upgrade engineered for the BMW F20 1 Series, F21 1 Series, F22 2 Series, F23 2 Series & more. 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