BMW E46 M3 Exhaust SECTION 1 with Active AFlow extra high flow catalysts F36 and octane levels unique to

and octane levels unique to other countries

5" where we've incorporated a stainless flex joint and then down to 80mm to meet the OEM exhaust system

Hard coat anodized for long life and reliability

year-2013-make-bmw-model-435i

BMW E46 M3 Exhaust SECTION 1 with Active AFlow extra high flow catalysts F36 and octane levels unique toActive 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