Sports Series 4" High Flow Catted Downpipe for the N20 (4 Cylinder) Engine Finish:Brush Finish Turn up the boost with

Turn up the boost with a tune and find your $400 factory charge pipe break apart

High Flow 200 cell metallic catalytic converter used

Stainless Steel CNC machined O2 sensor and laser cut brackets are TIG welded using stainless steel rods

Introducing our new Lower to Intercooler (TIC) Charge Pipe for the 2011-16 BMW 535i/650i N55 Single Turbo Engine

The inlet pipe angle has been changed to provide a smooth entry into the end tank and removes an extra bend that the factory hoses have

Sports Series 4" High Flow Catted Downpipe for the N20 (4 Cylinder) Engine Finish:Brush Finish Turn up the boost withIntroducing our Sports Series 4" High Flow 200 Cell Metallic Catted Downpipes for your N20 four cylinder turbo engine! Fits all 2012+ 320i, 328i, 420i, 428i with the N20 engine (does not fit N26 engine). We've made a simple guide to help you tell which engine you have in your car. Click Here: How to tell if you have an N20 or N26 Engine. Key Features: Made in the USA! Manufactured in house. Now available for the 2012 15 BMW 328i 320i 428i 420i N20