Performance Tube Bending, INC. 
5462 Diaz St. 
Irwindale, CA 91706 
626-939-9000 
  
They do custom tube bending, welding, mig, tig, flaring, beading, swaging. 
Exhaust, intercooler,intake, steel, aluminum, stainless. 
  
Pretty good prices I picked up some 2 90* bends and 2ft pipe mild steel 2 1/4 for $20 
Just letting you guys know of another shop.  
They had pretty cool downpipes setups on the jig they can probably do custom headers too.