Stock exhaust vs. Straight pipe sound comparison - Mercedes CL55 AMG
This is a sound comparison video of a stock CL55 Exhaust compared to a straight pipe Exhaust. There is a valve in the Exhaust that bypasses the secondary catalytic converters, resonators and muffler when it is activated.
Mercedes CL55 AMG Sound with Supersprint full exhaust ( headers, cats, x-pipe, mufflers)
Website (to be updated): http://www.supersprint.com/en/IT/prod-7063-13049-mercedes_c215_cl_55_amg_v8 _kompressor_500_hp__03_E28093E280BA__06.aspx Full Supersprint Exhaust with: Long tube equal length headers Front pipes with metallic HJS catalytic converters Unsilenced X-pipe Rear mufflers with matt black tips