An Infiniti Certified Pre-Owned vehicle can provide more protection than an ordinary used vehicle, but the program name alone does not explain the coverage. Buyers need to know which certification program applies, when the warranty begins and ends, what deductible is charged and which components are excluded. Infiniti currently separates […]
Does Infiniti Require Premium Gas? Models, Engines and Exceptions
Many Infiniti vehicles are designed for premium gasoline, but the correct answer depends on the exact engine and model year. The owner’s manual and fuel-door label are the final authority. Some manuals state that premium is required, while others describe it as recommended or explain limited temporary use of regular […]
How Much Does Infiniti Maintenance Cost? A Realistic Service Guide
Infiniti maintenance costs cannot be reduced to one dependable annual number. A naturally aspirated G37, twin-turbo Q50 and three-row QX80 have different tires, brakes, fluid requirements and repair risks. Age, mileage, location, labor rate and service history can change the budget more than the badge on the grille. A newer […]
Infiniti Q50 Red Sport 400 Buying Guide: Performance, Problems and Costs
The Infiniti Q50 Red Sport 400 is the highest-output factory version of the Q50 sedan. Infiniti lists up to 400 horsepower and 350 lb-ft of torque from its twin-turbocharged 3.0-liter V6. It combines strong acceleration with luxury features, available all-wheel drive and a large performance aftermarket. Those same qualities make […]
Used Infiniti Q50 Buying Guide: What to Inspect Before You Buy
The Infiniti Q50 can be an attractive used luxury sedan because it offers strong engines, available all-wheel drive and features that still feel competitive. It was also sold with multiple powertrains and technology packages, which means two Q50 listings from different years can have very different maintenance needs and ownership […]
Best First Mods for an Infiniti G37: A Beginner Build Guide
The Infiniti G37 has enough factory performance to be enjoyable without modification, but its strong VQ37 engine, rear-wheel-drive-based chassis and large aftermarket make it a popular project car. The easiest mistake is buying visible parts before confirming that the car is mechanically healthy. A G37 with fresh fluids, quality tires, […]
Infiniti G35 vs. G37: Reliability, Performance and Ownership Costs
The Infiniti G35 and G37 remain popular used luxury performance cars because they combine rear-wheel-drive-based handling, strong V6 engines and prices that are often lower than comparable European models. They are closely related, but they are not simply the same car with different badges. The G37 brought a larger engine, […]
Infiniti G37 Heater Hose Connector Failure: Symptoms and Fixes
An aging Infiniti G37 can develop a coolant leak at the heater-hose connector near the rear of the engine compartment. The factory-style connector is a serviceable part, and plastic cooling-system components can become brittle after years of heat cycles. A small seep may leave only dried residue or a sweet […]
Infiniti G37 Transmission Fluid Change: When and How to Service It
Transmission-fluid advice for the Infiniti G37 is often oversimplified. The G37 was sold with different automatic and manual transmissions, and AWD models also use a transfer case and separate differentials. The correct fluid, fill procedure and service interval depend on the exact year, transmission and operating conditions. Before buying fluid, […]










