Fabspeed BMW M3/M4 (F80/F82) 2nd X-Pipe (2014-2020) Select:Select Trim Level=M Performance The Porsche Sport Exhaust –

The Porsche Sport Exhaust – better known as PSE – was a factory option available on many late model Porsches

Engine improvements include revised intake ports

0L V6 Bi-Turbo Engine by reprogramming various sensor inputs

The build date of your car can be found on a sticker on the driver's side door jam

or bypass emissions equipment on a motor vehicle in accordance with 40 CFR Section 86

Fabspeed BMW M3/M4 (F80/F82) 2nd X-Pipe (2014-2020) Select:Select Trim Level=M Performance The Porsche Sport Exhaust –Increase power and sound with a free flowing x pipe section that replaces the restrictive and redundant factory secondary catalytic converters for increased exhaust flow. This system was born through a customer's request for a more aggressive exhaust note out of his M Performance rear muffler equipped M3, and when it comes to new development we are happy to oblige. We have developed a secondary cat bypass X pipe to remove the restrictive factory