L leadf00t Member : 2010 Mazda 6 GT Aug 31, 2009 #1 Just trying to do some planning fo next summer, and am wondering if you have to run 1 step colder plugs with an aftermarket tmic ? Last edited: Aug 31, 2009
Just trying to do some planning fo next summer, and am wondering if you have to run 1 step colder plugs with an aftermarket tmic ?
Z zx2man Member : 2009 mazdaspeed 3 Aug 31, 2009 #2 regarding the stock tmic in your car already? No. aftermarket tmic like from ETS or SU?...No..but it wouldnt hurt. If you start going Cobb Ap&exhaust mods direction then yes.
regarding the stock tmic in your car already? No. aftermarket tmic like from ETS or SU?...No..but it wouldnt hurt. If you start going Cobb Ap&exhaust mods direction then yes.
