10-28-2021, 01:47 AM
Cats are never in the muffler.
Cats are typically as close to the head pipes as possible for heat purposes.
PCV just adjusts fuel.
ECU tuning can adjust fuel, ignition, rev limiter, top speed limiter
These changes improve smoothness. Even just using an O2 bypass plug improves low speed smoothness.
Cats are typically as close to the head pipes as possible for heat purposes.
PCV just adjusts fuel.
ECU tuning can adjust fuel, ignition, rev limiter, top speed limiter
These changes improve smoothness. Even just using an O2 bypass plug improves low speed smoothness.
