Catted vs Catless DP – Part 2
Background: A post made yesterday showed the results of a comparison of estimated power and torque when switching the downpipe on my GTI from an ARM Motorsport catless to Trackslag catted. Some questions were asked about how the same downpipe brand would perform if the catted and catless versions were compared. I have used the […]
Catted vs Catless DP – Part 2 Read More »



