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

Lean/Rich evaluation

Active Autowerke Toyota GR Corolla Signature Catted Downpipe Benefits

MAY TAKE UP TO 1 WEEK TO SHIP AS THESE ARE MADE IN HOUSE

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