Just a random question I had after checking out a friend's Speed3 with a slightly different setup than mine regarding the vacuum lines for the...
Newbie here. I have a 2010 MS3 with about 114K miles on it. I bought it used and have owned it for a year. I am not a mechanic, just an owner....
Ever since I got this turbo (BNRS4) from a buddy and installed it, I've been getting boost creep all the way to 22 psi on spring pressure. The...
I have a Gen 1 speed3, it runs great. I noticed though that my AFR today was 14.26-14.41 on cruising. I thought it was closer to 14.7 before…...
Hello, My speed3 is running low on boost (13.57 psi is the most I can get from it if I’m pushing it hard, and this is in 5th) but seemingly not...
Been tuning with Justin @ Freektune and he has recently given up in ideas on what's screwing with my boost pressure. He's had me change my...
Hey guys, so I'm scratching my head on this 1. So I started noticing some similar issues to when my last map went bad; high koeo voltage,...
So i just recently got my MS3 up and running pretty good. I was seeing close to 0 LTFT, and was making about 19PSI at WOT with the Cobb Stage 3...
I've recently been experiencing an issue where on partial throttle (mainly) my BOV will activate randomly and quickly, to where the car sounds...
Today I installed a cobb accessport and a stage 1 ots tune from cobb with my mods being a cobb cat back exhaust and cobb intake. On the first...
Hey there, I’m having a problem with my 2008 Speed 3. When I’m travelling along the highway with cruise control on and I go on a slight incline,...
Hello all, I have a question about my 2006 Mazdaspeed6. When running the stage 1 Cobb OTS tune, my car barley hits 13lbs of boost. Curiously, on...
Here is the quick and dirty on how to perform a boost leak test and build a tester. BUILDING THE TESTER Grab the coupler that fits on either...
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