If you are replacing your entire shower, then it's easiest to go with a complete shower kit. When installing a shower unit in your bathroom, it's important to go with a quality solution. That means you should buy products that will last and take the proper care to do the job right. It doesn't matter what kind of configuration you seek, we have it all here at PlumbersStock. If you don't need to replace the entire unit, then get the shower walls or base separately.