Originally Posted by b1aze
Finish reading my 3 sentence post. If you have a vacuum leak, you should be able to log your relative manifold pressure with either a JB4 or Cobb AP.
I'm stock my friend
COBB AP V3--ER Fmic--ER Chargepipe+HKS BOV--AA Catless downpipes--Agency Power Race mid pipes--Berk Technology race exhaust-- AFE CAI closed box--BMW SSK--VMR wheels--Yokohma ADVAN AD08R tires--KW Club sport coilovers--Spec stg2+Spec SMSFW