This battery is the designated replacement for several Mazda models with stop-start capability, including: (DK series) Mazda3 / Axela (BM/BY series) Mazda2 / Demio (DJ series) Mazda6 / Atenza (GJ series) CX-5 (KF series and others) Installation Insights
Warning: While the mounting pattern (NG10 / CETOP 7) is identical across these brands, the is different. Substituting a Rexroth valve for a Mazda 185Q-W2-G10 will likely cause cylinder jerking due to the "W2" unique closed-center overlap. Always test with a flow meter before full deployment. mazda 185q-w2-g10