3 Exhaust Decat Pipe - BMW 1 / 3 Series F20 / F21 / M135I / M135IX / F30 / F31 / 335I / 335IX 11-13

Manufactured from highest quality T304 grade stainless steel
Mandrel bent and fully TIG welded for strength and durability
Free flowing catalyst replacement to get the most from the N55 engine
Designed to improve power and torque across the entire RPM range