DDM Tuning
Contact Us
OUR Locations
DDM Tuning San Marcos – Retail Store
1355 Grand Ave, Suite 109,
San Marcos, CA 92078
Phone: 858-633-2020 General Inquires (Mon – Sat, 9:30am-5:30pm Pacific Time)
Fax: 858-633-2019
DDM Tuning Huntington Beach – Retail Store
6038 Warner Ave
Huntington Beach, CA 92647
Phone: 657-845-4007 (Mon – Sat, 9:30am-5:30pm Pacific Time)
DDM TUNING Online Sales (Not a Retail Store)
8530 West Charleston Blvd,
Suite 100
Las Vegas, NV 89117
Online Support
Please contact us for order status, tech support, or warranty/RMA questions, email support@ddmtuning.com.
Visit our Tech Support/FAQ for quick answers.
Search our Knowledgebase and Troubleshooting section for answers to most questions.