Samantha Reed

Last summer I watched my buddy wrestle a 65 pound AGM battery out of his bass boat after it died mid-trip, and it reminded me why I switched to lithium years ago. Our team has spent the last 90 days testing, fishing with, and installing 10 of the best lithium marine batteries currently available, weighing … Read more

The best deep cycle marine batteries all share three traits: long cycle life under repeated discharge, resistance to boat vibration, and enough usable amp-hours to power a trolling motor or house electronics for a full day on the water. After running 10 batteries through real fishing conditions and lab-style discharge checks, our team settled on … Read more

I spent the last three months on the water testing dual purpose marine batteries in everything from a 16-foot aluminum bass boat to a 26-foot center console, and I want to save you the trial-and-error I went through. If you have ever stood at the dock with a dead trolling motor while your family waited … Read more

Finding the best batteries for diesel trucks isn’t just about grabbing the one with the highest cold cranking amps. Diesel engines have uniquely demanding starting requirements, and the wrong battery can leave you stranded in a parking lot at 5 AM wondering what went wrong. After testing and comparing ten of the most popular options … Read more

Your alternator is the unsung hero of your car’s electrical system. When it dies, your battery stops charging, your headlights dim, and eventually the engine quits – usually at the worst possible moment. After three months of testing and researching community feedback, our team put together this guide to the best remanufactured alternators you can … Read more

If your car won’t start and you hear a single click, a grinding noise, or nothing at all when you turn the key, you’re looking for the best starters for cars to bring your daily driver back to life. After 60 days of hands-on testing across eight best-selling replacement starter motors, our team is here … Read more

I’ve spent the last three months testing portable jump-starters on real trucks in real conditions – dead batteries at trailheads, frozen diesel blocks at 5 AM, work fleets with stubborn F-250s that refuse to turn over. The best starters for trucks in aren’t the same as the best ones for sedans. Trucks demand more cranking … Read more

Best radiators for trucks are the all-aluminum, multi-row direct-fit units that consistently out-cool the plastic-tank OEM radiators sitting in your Dodge, Ford, or Chevy. After tracking owner reports on Cummins forums, Duramax sub-reddits, and Bob Is The Oil Guy, plus bench-checking real Amazon listings, our team narrowed the field to ten radiators that earned repeat … Read more

If your stock plastic-tank radiator has started weeping coolant, or your engine runs hot whenever you tow a load up a long grade, you are already shopping for the best aluminum radiators and you probably do not need me to explain why. Aluminum cores dissipate heat faster, weigh up to 50% less than copper/brass, and … Read more

I learned the value of a good electric radiator fan the hard way. A few summers ago, my old small-block Chevy started running hot every time I idled in traffic, and the mechanical fan clutch on the water pump was robbing me of power I did not realize I had lost. Swapping in a quality … Read more