When it comes to maintaining or upgrading your 2007 Workhorse Custom Chassis R20, choosing high-quality parts is crucial for ensuring your vehicle stays in top shape, whether you’re tackling a repair or enhancing performance. At Advance Auto Parts, we know how important it is to find the right Heater Hose for your R20. We currently carry a top Heater Hose in stock that is built to last. Whether you’re replacing a damaged Heater Hose or looking to upgrade, our selection for the 2007 Workhorse Custom Chassis R20 ensures you’ll find exactly what you need to keep your vehicle looking and performing its best.