Four Wheel Logic

Yes, iridium spark plugs are usually better for long life and stable ignition, though gains in power or fuel economy stay modest.

Yes, car loan interest rates are easing from recent highs, but still above pre-2020 levels.

No, neither engine layout is always better; inline engines favor simplicity and economy while V engines pack power into a shorter, wider block.

Yes, Infiniti repair costs tend to run above average, mainly due to higher grade parts and labor rates.

Yes, most Infiniti cars score around average for reliability, with lower repair costs than many luxury rivals but some problem-prone models to avoid.

Yes, the Infiniti QX80 is reasonably reliable when well maintained, though repair costs and fuel use are higher than many rivals.

Yes, Isuzu Troopers are generally durable SUVs, but age, rust, and engine care now decide how reliable each truck feels.

Yes, inflatable booster seats can be safe when they meet crash-test standards, fit your child and car, and are used as a backup travel option.

No, inline engines are not always better than V engines; each layout suits car sizes, budgets, performance goals, and refinement priorities.

Infiniti reliability sits around average for luxury cars, with newer SUVs scoring better than early Q50 and QX60 model years.