i got a 95 gsr with a type r manifold in my eg coupe ecu tuned by phearable.net got a cel other day and was code 12 egr valve can some help me and give me info on how to clean/replace it pleassse again i have a type r manifold so idk if it make a diffrence my car KINDA bogs after my 5700 vtec xover (ecu tuned..) around 6500-7000 rpms is when it slacks then the egr cel comes on help honda-tech?

 

Buuump help!

 

I didn't know OBDI GS-R's ever had an EGR valve? IDK if you know what an egr valve is or not so i'll explain if you don't. The EGR (exhaust gas recirculation) valve is a valve that allows exhaust gas to re-enter the intake charge air to reduce cumbustion chamber temp thus reducing NOX emissions.