BMW E46 M3 Exhaust SECTION 1 with GESI ultra high flow catalysts f98 Tune made compatible to all

Tune made compatible to all variations of V10 ECUs

Up to 100 Ft / LB Rear wheel FT/LBs measured on the dyno

The custom Active Autowerke Filter mounts to the supercharger unit and is enclosed in a custom intake box engineered to incorporate factory design while forcing cool air to the air box

year-1999-make-bmw

your 328i should see a gain of roughly 15 horsepower and 12 lb

BMW E46 M3 Exhaust SECTION 1 with GESI ultra high flow catalysts f98 Tune made compatible to allActive Autowerke BMW E46 M3 Exhaust SECTION 1 with GESI ultra high flow catalysts NO PERFORMANCE TUNE NEEDED. Combine the Active Autowerke Exhaust SECTION 1 with a pair of GESI G Sport 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 resonators