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  1. Engine Modifications
    So I recently bought a 2018 wrx and was not disclosed that it had a tgv and egr delete. All the mods I know it had were a Cobb big sf air intake, BOV, tgv and egr delete, aftermarket centerpipe and a nameless catback exhaust.the vehicle ran fine, though a little loud on cold starts until I had...
  2. General Maintenance, Troubleshooting & Accidents.
    Hi guys, As you can tell from the title, my 2004 Subaru WRX is throwing a P2431 and P2433 codes which are both related to Secondary Air Injection System. Now I'm debating on if I should completely delete it or try and replace the part of the system that is faulty. What would make more sense to...
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