What are some good websites for boost controllers gauges and blow off values
thanks Dylan

 

This is where I got my Boost controller: http://www.boostcontroller.com/This site haseverythinglisted above except the Pods.
This is where I got my Gauge: http://www.egauges.com/
This is where I got the Pod: http://www.gaugepods.com/products.htmlyou can see my car in the first link on the 700/900 singel pod link.

 

if your s40 is a 2000-04 you wont be able to use a bov as we dont have them...some people have fabricated their own however buts its not needed...