Auto Guru – Your Go‑to Spot for Car Maintenance, Repairs, and Parts

Welcome to Auto Guru, where we turn car headaches into simple fixes. Whether you’re swapping brake pads, checking your radiator, or hunting the right battery, we break down each step so you can work with confidence.

Quick Wins for Everyday Drivers

Need to know when to change engine oil? Our guide shows the warning signs and how often to schedule a swap to avoid costly sludge. Got squeaky brakes? We compare DIY pad replacement costs with shop rates, so you can decide what saves you money without sacrificing safety.

Deep Dives for the Gearheads

Thinking about a louder exhaust or a 3‑inch upgrade? We explain the performance gains, legal noise limits, and testing tips that keep you street‑legal in 2025. Curious if a clutch upgrade really makes your car faster? We’ve gathered real‑world data and expert opinions to give you the full picture.

From suspension checks to spark plug health, Auto Guru covers over 20 categories with clear photos, step‑by‑step instructions, and the latest tech trends. Bookmark us, and keep your ride running smoothly.

Griffin Marlowe
19 Dec, 2025

Can You Drive Without a Wiper? The Real Risks and Legal Consequences

Driving without a working windscreen wiper is illegal and dangerous. Even one broken wiper can reduce visibility by 60% in rain, leading to accidents and insurance claims denial. Know the risks, legal consequences, and how to prevent failure.

Griffin Marlowe
16 Dec, 2025

Does the Engine Need to Be Running When Adding Oil? Here's What Really Happens

Adding engine oil with the engine running is a common mistake that can lead to overfilling and engine damage. Learn the correct way to check and add oil for maximum engine life and safety.

Griffin Marlowe
12 Dec, 2025

Is a Slip-On Exhaust Legal? What You Need to Know Before Installing One

Slip-on exhausts can sound great, but they're often illegal. Learn what makes them compliant or违规 in New Zealand, the US, and EU-and how to choose a legal upgrade without getting fined.

Griffin Marlowe
5 Dec, 2025

Is It Worth Upgrading Your Car Radiator?

Most car radiators don't need upgrading unless you're towing, modifying your engine, or overheating repeatedly. Learn when a radiator upgrade actually helps-and when it's a waste of money.

Griffin Marlowe
4 Dec, 2025

What Is the No. 1 Engine Oil? Top Choice for Performance and Longevity in 2025

There's no single 'No. 1 engine oil' for all cars, but the best choice is a full synthetic oil matched to your vehicle's specs. Learn what top mechanics use in 2025 and how to pick the right one for your engine.

Griffin Marlowe
4 Dec, 2025

How Long Is Too Long Without an Oil Change? Real-World Limits for Modern Engines

Knowing when to change your engine oil isn't just about mileage-it's about how you drive, your climate, and the oil type. Going too long can destroy your engine. Here's what actually matters.

Griffin Marlowe
1 Dec, 2025

Will a MERV 13 Air Filter Damage My AC System?

A MERV 13 air filter can improve indoor air quality, but it may damage older AC systems by restricting airflow. Learn when it's safe to use and what alternatives work better.

Griffin Marlowe
1 Dec, 2025

How Much Should 4 Brake Pads Cost in 2025?

Find out how much 4 brake pads should cost in 2025 based on car type, pad material, and location. Get real prices, what to avoid, and how to save without sacrificing safety.

Griffin Marlowe
1 Dec, 2025

What Happens If You Drive With Low Oil? The Real Risks and Quick Fixes

Driving with low engine oil can cause severe engine damage in minutes. Learn the warning signs, how quickly harm occurs, and simple steps to prevent costly repairs before it's too late.

Griffin Marlowe
1 Dec, 2025

Does AutoZone Install Wiper Blades? Here's What You Need to Know

AutoZone installs wiper blades for free if you buy them from the store. Learn how the service works, what to expect, and how to install them yourself if needed.

Griffin Marlowe
1 Dec, 2025

What Happens If You Use the Wrong Size Wiper Blade?

Using the wrong size wiper blade can cause streaking, damage your windshield, strain the motor, and reduce visibility-especially dangerous in rainy conditions. Learn the real risks and how to pick the correct size.

Griffin Marlowe
28 Nov, 2025

What's the Average Lifespan of a Windshield Wiper? Real-World Expectations and When to Replace Them

Windshield wipers typically last 6 to 12 months, but heat, sun, and snow can shorten their life. Learn the signs of wear, how climate affects performance, and when to replace them for maximum safety.