End user dyno results.
For the CLS55 AMG
For the guys who have done various stages of pulley,header, and ecu upgrades, please post your.
Dyno results.
Dyno type.
Pulley size.
Best,
Last edited by A Robinson; Mar 16, 2009 at 04:44 PM.
pulley will get you any were from 40-50 hp increase
headers 15-20
so your looking at 470-480 whp with those mods



