This 2001-06 BMW E46 M3 “Catted” Section 1s are made from the same mandrel bent Polished T-304 Stainless Steel with CNC Machined Flanges like all of their Exhaust products and feature our Limited Lifetime Warranty. It does not include resonators, bungs, brackets, tabs or Catalytic Converters. They only use Catalytic Converters made by Magnaflow. The Magnaflow Converters are 47 state legal, OBDI and OBDII EPA Compliant, and feature Full Stainless Steel Construction. EGT bung can be capped if not needed and 02 bungs are pre-installed Post Cat and allow for the Factory O2 Sensors and wiring (No Cutting Required). Section 1  ID of piping is 60mm or 2.36″. Our Section 1 is Fully TIG welded and made in the USA.

MADE TO ORDER: *Please note these are made to order and build time takes about 4-5 weeks after placing order.*

* For Off Road or Race Use Only *