Support

Mon–Fri, 8am–5pm PST

International: (714) 202-0005

Mon–Fri, 9am–4pm PST

Emailing auto-creates a ticket, typically answered within an hour during support hours.

Guides on tuning, horsepower measurement, and product-specific FAQs.

Manuals are available in .PDF form on each product page. Look for the wrench icon.

Register your purchase and review coverage.

Qualified companies in major markets can join as distributors or installers of Weistec products.