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Here are 10 wireless speaker systems that combine stylish design with high-performance sound. Some use Bluetooth, others Apple AirPlay or DLNA.

You can connect speakers to an amp by wiring the amp's output wires to the harness behind the stereo, where all the speaker connections are accessible in one place.

A cell phone signal booster strengthens mobile connections. Not only can it improve calls, but can also make data transfer better for smartphones and tablets.

Think surround sound systems require running wires to the back of your room? Not anymore. Check out options for wireless surround systems.

When our friend Alex decided to upgrade the stereo system on his Yamaha AR210, we told him to tow it to our headquarters and let our advisors do the work.

2007-2012 GMC Acadia
by Jon Paulette

The Acadia an attractive, efficient 21st century people-mover with a spacious cabin that's a terrific setting for a high-performance aftermarket stereo system.

Add a touchscreen receiver with Bluetooth at a great price. Take a look at the Boss BV760B DVD receiver in this car stereo demo video.

2001-2005 Lexus IS 300
by Jon Paulette

The original IS 300 quickly earned a reputation as one of the best cars in its class. The car's original stereo system, however, is aging and in need of an upgrade.

Equalizers glossary
by Buck Pomerantz

Learn about the features and technical specifications today's car stereo equalizers have to offer.

Confused about wiring your subs and picking the right amplifier? Crutchfield will get you on the fast track to big bass with this simple guide.

Brendan B from Byron Center, MI, tricked out his 2007 Chevrolet Impala LT with a Kenwood DVD receiver, Rockford Fosgate speakers, a Kicker amp, and JL Audio subwoofers.

2006-2009 Pontiac Solstice
by Jon Paulette

The Solstice didn't save Pontiac, but it's a car worth savoring. Whether you have a convertible or a coupe, a great-sounding aftermarket stereo can make it even better.

The CTS proved that Cadillac was serious about reclaiming its "Standard of the World" title. Comfortable and fun to drive, it's a great home for a new audio system.

These bolt-in audio component kits from Rockford Fosgate will make your Polaris RZR rock. They let you upgrade your sound without cutting or modifying your ATV.

2014-up Ram ProMaster
by Jon Paulette

The Ram ProMaster is a hard-working van that offers tons of space for audio upgrades. You can vastly improve your daily drive by upgrading the receiver and speakers.

Bose® QuietComfort® 35 headphones take away the cable, while giving you the same balanced sound and outstanding noise cancelation of their tethered predecessors.

For 2015, Jeep continued to improve the Wrangler and Wrangler Unlimited, a process which included new stereos. The stock audio gear is good, but you can do better.

Denon HEOS Amp and Link
by Video Team

The Denon HEOS Amp and HEOS Link let you integrate your existing home audio system with a wireless Denon HEOS multi-room audio system.

Need install help? Crutchfield offers free step-by-step guidance on a wide range of products.

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