From the shop

These seven Infiniti models are the hardest to find parts for — some because they're decades old, others because they were only sold for a year or two. Here's what to know before you search.

The M-Series has been out of production for over a decade, which makes finding the right interior and electrical parts harder than it should be. Here's what to know.

SUV owners care about reliability, not track times. Here's what actually breaks on the QX60, QX80, QX50, and QX55 — and what to check before it strands you.

Red Sport 400 or base trim, here's what actually improves how your Q50 or Q60 stops, turns, and looks doing it.

From headlights to hoods, here's what to know before upgrading the exterior of your G35 or G37 — including which body parts interchange between years.

Whining noises, blue smoke, and sluggish boost can all point to turbo trouble. Here's what to watch for.

Both share the VR30DDTT heart, but the sedan and coupe feel different from behind the wheel.

Neither option is automatically better. It depends on the part, the brand, and what you're trying to achieve.

Mileage is only part of the story. Here's how to actually tell when your pads are done.