BMW E46 M3 Exhaust SECTION 1 with Active AFlow extra high flow catalysts F36 If you are an N54

If you are an N54 powered BMW 335i owner

power has been the end result of improved performance due to our relentless desire to develop a refined

and providing them to a large BMW community can be best characterized by our F80 M3 and F82 mid pipe a valuable addition to our F8X BMW collection

Lean/Rich evaluation

If your car was built in the cutover months 08/2020 and 09/2020

BMW E46 M3 Exhaust SECTION 1 with Active AFlow extra high flow catalysts F36 If you are an N54Active Autowerke BMW E46 M3 Exhaust SECTION 1 with Active AFlow ultra high flow catalysts NO PERFORMANCE TUNE NEEDED. Combine the Active Autowerke Exhaust SECTION 1 with a pair of Active AFlow catalysts and you have part of a winning combination for your BMW E46 M3. Design and Concept: Why create an exhaust SECTION 1 when the USA version BMW factory SECTION 1 already comes from the factory as a straight through design with two separate pipes and