![BMW F-Series N55 Catted Downpipe Kit -6/13](http://williamsperformance.co.uk/cdn/shop/products/500001014_5d97fb41-bf44-4ac6-a432-81544ada9fa8_650x650.jpg?v=1583524050)
The sports cat Downpipe-Kit fits in to:
BMW M135i(x) F20 / F21 till 06/2013
BMW 335i(x) F30 / F31 / F34 till 06/2013
BMW 435i(x) F32 / F33 till 06/2013
BMW M135i(x) F20 / F21 till 06/2013
BMW 335i(x) F30 / F31 / F34 till 06/2013
BMW 435i(x) F32 / F33 till 06/2013
Replacement for OEM BMW Part# 18328603875
made out of high quality stainless steel 1.4301 (SS304)
100% perfect fit, replace OEM
less thermal load on the turbocharger
more power by reducing back pressure
significantly more torque
200cpi Catalytic Converter*
connection diameter 105mm
*Error display in the DME possible.