Southern California winters are mild, but trips to the mountains or desert can get cold fast. These parts and accessories make winter RV travel safer and more comfortable.
Heat and comfort
- A furnace that’s been serviced and tested
- Vent insulators or covers for roof vents
- Window insulation for single-pane windows
- Extra blankets and a safe, RV-rated space heater for shore power
Water system protection
- Heated fresh-water hose
- Holding tank heater pads, if your RV supports them
- RV antifreeze for storage
- A water heater bypass kit
Power
- Healthy house batteries — cold reduces capacity
- A battery maintainer for storage
- A lithium upgrade with a battery management system for cold-weather use — see lithium upgrades
Safety
- Working CO, LP and smoke detectors
- Tire chains if your route requires them
- A fire extinguisher
Find it locally
Our Orange parts store carries over 15,000 parts and supplies, and we can install what you buy. See RV parts and accessories.
Frequently asked questions
Do I need to winterize in Southern California?
Only if your RV will be exposed to freezing temperatures, such as mountain trips or storage at elevation.
Can lithium batteries be used in cold weather?
Many lithium batteries limit charging below freezing; some include heaters. We’ll help you choose.
Can you install accessories I buy?
Yes.
Need help with this? See our RV parts and accessories service, call (949) 830-1996, or request an appointment. Appointments are available Monday through Friday, and Saturday appointments begin January 1, 2027.
Have a question about your RV?
Our service advisors answer the phone — and we put the estimate in writing before any work.
