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  1. General Subaru Discussion
    So I had this really weird thing happen with my STI, I was leaving for work and my car just wouldn’t start. Ignition and spark were fine but I couldn’t hear my fuel pump priming. Turned my key on and off for like 5 minutes and it started priming and my car drove fine for about 3 weeks. Yesterday...
  2. General Subaru Discussion
    I have a 2006 sti with a lot of modifications(rotated turbo, built block, hardwired fuel pump, ap, etc.) car has been driving fine. Went to go pick a buddy up and he lives on a hill, I hit a bump at the top of the hill and the engine instantly started loosing power. As if no fuel was getting to...
  3. General Subaru Discussion
    I have a 2006 sti. We are currently running id1050x’s on an ej207 top feed fuel lines with an aem 340Lph fuel pump... Along with it an aem afr gauge. My question is, of course with a proper tune will I need to purchase sensors in order to run straight e85? From what I think, all sensors are for...
  4. 2.5 Liter/Litre Factory Motor
    If I am going to add a fuel surge tank, how are the Lift Pump and EFI pumps usually wired? Are they in parallel on the same factory relay triggered by the ECU?
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