This is how I routed my ZZP heat exchanger:

http://www.zzperformance.com/products_img/895_2.jpg

Hope this helps.

 

you probably have never been that worried about the coolant temps, 210*F is no where near dangerous for these cars and it will go down as soon as you start moving. these HE's are not restrictive of airflow either due to tube and fin design

 

bubbles!!!