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After fabricating the original pump bracket and installing MBenz AMG 63 connector the job was plug-n-play. Finished the job with cooler t-stat and vacuum filled with straight MB pink coolant. Results... noticeable city driving more torque with less throttle. Downshifts earlier. P.S. dont forget to remove battery gound and short to positive for hard reset. Turn on let sit for a min (throttle relearn) then start and idle till fans operate. No ac on, accs off. Drive normal and key cycle at least once before letting her loose Reinstalled old bracket aftet rimmed and bent on bench with new pump and hose clamp fitting. Sorry poor pick. Bosch pump from CLS 63 or any AMG 63. Dont forget to order connector. Pump fitted Notice hose clamp. No adjustments to hoses. Reinstall original rubber insulator to pump. And finish the job with cooler t-stat.