How to find a best car battery online

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Before you go shopping, here are a few tips for getting the best car battery for your needs.

A Battery Should Fit Your Car and Driving Needs

When the time comes to buy a replacement battery, make sure you get the right size and terminal locations for your vehicle. Check your owner's manual or an in-store fitment guide before shopping.

Choose One That Did Well in Our Battery-Life Test

This is critical if you live in a warmer climate. Frequent high temperatures are very tough on batteries, increasing plate corrosion and more quickly vaporizing the electrolyte that is needed for current. Long life is especially important if you make many short trips that don't allow much time for recharging.

Make Sure It’s a Fresh Battery

Batteries lose strength over time, even when in storage. For optimum performance, purchase one no more than six months old.

Compare Warranties

It is important to choose a car battery with the longest free replacement period you can get. A battery's warranty is measured in two figures: the free replacement period and the prorated period–which allows only partial reimbursement.