DIY intallations

Hi,



I'm looking to install my mods myself. Has anyone here done DIY installations or any threads that can help me out? Where do i find service manual for these cars? I have the following mods:



-Gruppe M intake

-ER FMIC

-ER CP with forged DVs

-BMS Catch Can

-Manhart Racing Radiator

-Setrab Oil Cooler

-Manhart Catless DPs

-Aquamist Methanol injection





Thank you