Recent content by Walker

My 99 si has aem cai and under drive pulleys dc 4-1 greddy cat back no cat skunk stage 2 cams skunk valve spring skunk cam gears type r TB and intake manifold 7.8 pound fly wheel ACT kevlar clutch jdm type r obd1 ecu (8700rpm redline) VAFC apexi

My last time to the track in my 99 si I ran a 14.1 at 99 mph but I was running 15.7 stock, and my 93 si is lightly mooded and I can run 15.3 all day. I does matter the driver but if the si he is reffering to was running high 17s that day then I would have to say that it was not an si. And yes I...

Has anyone done this ? It seems to hender performance and improve fuel. But it seem it would help sence it is absent from the MP3 and the mazdaspeed. It only works on cold days to improve the heating up and lighting of the CAT. In normal operation it is an obstruction of the intake. I would like...