i have a gm dual pass with option b and ottp heat exchager i need direction how to install both with keeping stock heatexchanger if possiable some easy direction with lot of pic lol not to go with out them thanks

 

Really, it took me 35 seconds to find this.

 

^^^^ exactly search button

 

Hope That helps though!

 

yea it does but were option b go

 

U can search and find out that answer.. now that you have an idea of what to look for.

 

u just typed in direction for a dual pass right

 

I think there is a "how to" for it. Try searching that and see if you find it

 

look there just a how to on the dual pass / option b not on both plus it all for cxrasing heatexchnger not ottp

 

oh i didnt know that. I thought there was maybe one for both