BMW F-Series B58 HJS-ECE Downpipe Kit

Downpipe Kit with HJS-ECE-300CPSI Racing catalyst for BMW M140i 340i & 440i

made out of high quality stainless steel 1.4301 (SS304)
complete Ø3,5 and adapter for stock exhaust
HJS (ECE approval) 300CPSI EU6 Racing Metal Catalytic Converter 
100% perfect fit, replace OEM
less thermal load on the turbocharger
more power by reducing back pressure
significantly more torque

Below is information direct from Germany regarding this product.

It may show additional information about fitment and specification.

Downpipe Kit with HJS-ECE-300CPSI Racing catalyst for BMW M140(x)i 340i 440i & 540i

made out of high quality stainless steel 1.4301 (SS304)
complete Ø3,5 and adapter for stock exhaust
HJS (ECE approval) 300CPSI EU6 Racing Metal Catalytic Converter
100% perfect fit, replace OEM
less thermal load on the turbocharger
more power by reducing back pressure
significantly more torque

Only suitable for cars without GPF!