Kind of a side project associated with this one.
The pump I am using for the intercooler is fused at 20A. So it's probably drawing 15A. Lots of idling time in staop and go traffic and offroading and with a 12v onboard air system coming I felt that an alternator upgrade was in order. The alternator I liked was the one found on the Jaguars so I put together a comprehensive kit for our trucks.
Here is a link for what I did.
This is a comprehensive kit to upgrade the stock 80A alternator with a 150A alternator. The alternator uses the same electrical connections as the stock alternator and adjusts exactly the same for tensioning the belts. The kit includes: Alternator Tension Bracket 2 - Belts and 1 AC belt AM1...
landtankproducts.com