My STi has the usual boost problem after I installed my helix downpipe. When i hit a certain MPH or psi the engine freaks out and shuts down the acceleration. I am gettin a Accessport this Saturday, and I'm wondering what map I should use? I'm going to install a california map, but I was wondering which one to do..

Stage 2 LWG Cal Stage 2 mapping for California fuel with lower Wastegate Duty Cycle mapping to eliminate boost spiking experienced with some owners. 1.10

or


Stage 2 HWG Cal Stage 2 mapping for California fuel with with higher Wastegate Duty Cycle mapping for those unable to hit the boost targets. 1.10 [base map]

 

Cobb Accessport help with STi wastegate boost problem

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My STi has the usual boost problem after I installed my helix downpipe. When i hit a certain MPH or psi the engine freaks out and shuts down the acceleration. I am gettin a Accessport this Saturday, and I'm wondering what map I should use? I'm going to install a california map, but I was wondering which one to do..

Stage 2 LWG Cal Stage 2 mapping for California fuel with lower Wastegate Duty Cycle mapping to eliminate boost spiking experienced with some owners. 1.10

or


Stage 2 HWG Cal Stage 2 mapping for California fuel with with higher Wastegate Duty Cycle mapping for those unable to hit the boost targets. 1.10 [base map]