The 300 cell seems to be the most abundant for both flow and emissions. I am not required to pass emissions, so would I benefit more from a 100 cell? Is there a big difference in flow between the two? I'm getting older, so I can spare a few HP to get rid of the exhaust smell. Thanks!
Follow Ups
Looking for opinions on high flow catalytic converters. - Mr.Stacy21:28:12 09/11/12