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Does A High Flow Cat Increase Sound?
High-flow converters increase sound in your vehicle. When installing a high-flow cat, your exhaust volume will increase by 17%. These converters produce a louder sound when they exhaust at a higher rate, a reason why some states do not allow them on the road.
Are High Flow Catalytic Converters Worth The Money? | 350Z Restoration pt.5
This show is made for entertainment purposes and whilst every effort is made to ensure the information included is correct is …
Chevy Silverado 5.3L: HIGH FLOW CATALYTIC CONVERTER Vs STOCK!
Chevy Silverado 5.3L:
Catless Downpipe vs Catted Downpipe (High Flow Cat) Exhaust Tone Difference - BMW N55
Exhaust comparison between a Catless Downpipe from VRSF and a Catted Downpipe with a
