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The Very Few Circumstances When Spark Plugs Are Covered Under Warranty
Trying to deal with spark plugs under a warranty isn't the easiest task in the world. You can get them replaced, but there are some restrictions.
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Here's What Not To Say When Making An Auto Insurance Claim
With millions of car crashes every year, the odds are good that at some point, you'll have to file an insurance claim. Don't make it harder on yourself.
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Is There Such A Thing As A Depreciated Pagani?
Pagani cars hold their value extremely well, so much so that some say it's impossible for them to depreciate. Here's the truth about Pagani depreciation.
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Here's How Motor Oil Is Made
Oil is, as we all know, drilled from the ground, but it turns out the oil in your car is a little bit more complicated than the stuff underground.
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Never Tow A Trailer Without Checking These Three Numbers First
Many drivers simply check their trailer weight against the vehicle's maximum towing capacity, but deciding whether your rig is overweight is much more complex.
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E-Bike Vs. Moped: Pros, Cons, And Differences Between Them Explained
E-bikes and mopeds are used for pretty similar reasons out on the road. But there are some key reasons as to why you might choose one over the other.
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What It Takes To Hit 12,000-RPM With An Air-Cooled Porsche 911 Engine
Making an air-cooled Porsche 911 rev to 12,000 rpm sounds impossible, but it's actually feasible if you use the right parts. Here's how to do it.
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Is There A Difference Between Stealth And Satin Paint Protection Film?
You've heard that there are satin, matte, and stealth paint protection films. But is there really a difference, or do brands use these terms interchangeably?
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Why Shaving Is The Secret To A Cheaper AWD Tire Replacement
If you don't want to stress your car's AWD system, you should replace all four tires, but that can be expensive. Tire shaving is a cheaper alternative.
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The Difference Between Efficiency And Miles Per Gallon
The terms "fuel-efficiency" and "fuel consumption" are often used interchangeably, but engineers say there's an important difference between the two.
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Volkswagen's TSI Vs. TFSI Engines: The Main Differences Explained
Volkswagen uses TSI and TFSI to denote many of its engines. But just how much of a difference comes from those alternate names, if there's any to begin with?
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The Science Trick That Can Cool A Scorching Hot Car Interior In Seconds
Cracking the windows a couple of inches? That's old hat. There's a new trick that will help you cool that unbearably hot car, and do it for free.
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Who Makes Costco's Kirkland Motor Oil?
Costco is one of those places where you can get almost anything for your car, including motor oil. But is Kirkland Signature oil any good, and who makes it?
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A Guide For When (And When Not) To Air Down Your Tires
Taking some air out of your tires is not a bad idea when off-roading. But when should you air them down, when should you not, and how much pressure is safe?
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The Key Differences Between Chip Tuning And Remapping
Chip tuning and ECU remapping are both methods to increase a car's performance. However, they're not the same thing. Here are the differences between them.
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Here's How To Tell If Your Piston Rings Are Stuck (And What To Do About It)
A stuck piston ring is bad news for your car and its engine. Here's what it actually means and the processes that you may be able to use to fix it.
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Understanding Porsche's 3-Digit Model Names
Porsche has a long lineup of cars that use three digits for their names. Here's how you can tell them apart, and why they're named that way.
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How Reliable Is The Buick Envista? Here's What JD Power Says
Buick's small crossover SUV, the Envista, had some problems with reliability in 2024. JD Power has an opinion on the current model's quality and dependability.
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Why Daytime Running Lights Are Mandatory In Europe But Not In The US
Daytime running lights were designed to increase visibility of vehicles in low-light conditions. But while Europe makes them mandatory, the U.S. doesn't.
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Does The Difference Between 87 And 88 Octane Even Matter?
88 octane fuel has been making the rounds recently. But just how much does it matter compared to the usual 87 octane fuel many cars use today?
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How Speed Cameras Measure Your Speed So Accurately
Speed cameras use multiple kinds of technology to get driver's speeds. But they're not perfect, and there are several issues that can trip them up.
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Every Tire Brand Owned By Continental
What's older, Continental or the first automobile? The answer is Continental, which now owns a massive portfolio of both premium and budget tire brands.
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Is It Legal To Sleep Overnight At Rest Areas?
You're tired, you pull off the highway, and you wonder just how much rest you're allowed to get at the local rest area. In some places, the answer is: not much.
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Why Doesn't Diesel Exhaust Fluid (DEF) Work In Extreme Cold?
Diesel exhaust fluid is essential for keeping your engine functioning without letting off too many emissions. But it doesn't do well in the cold; here's why.
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Steel Vs. Aluminum Rocker Arms: Does It Make A Difference?
Rocker arms are an essential part of overhead valve engines. But how essential is it to keep track of whether they're made out of steel or aluminum?
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Why Pistons Have Three Rings To Rule Combustion
You've heard that pistons have rings, but have you ever wondered why there are three? Here's how piston rings work together to keep your engine running.
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Here's How To Decipher The Different Grades Of Motor Oil
If you're in the auto parts store wondering what all the codes mean on bottles, then you are not alone. Here's our handy guide to deciphering the digits.
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