Some products sold by Calas Performance are intended solely for racing, competition, closed-course, or off-road use.
These products may not be legal for use on public roads, highways, waterways, or other regulated areas.
What this guide covers
This guide explains what race-use language means, why some products carry restrictions, and what responsibilities customers accept when purchasing performance parts.
What race-use means
Products described as Race Use Only, Competition Use Only, Off-Road Use Only, or similar terms are intended for controlled performance applications.
These products may not be appropriate for pollution-controlled vehicles or watercraft operated in regulated areas unless specifically permitted by applicable law.
Customer responsibility
Customers are responsible for determining whether any product purchased from Calas Performance complies with laws and regulations in their location.
This may include:
- Federal laws
- State laws
- Local regulations
- Emissions rules
- Safety requirements
- Registration requirements
- Inspection programs
- International import or use restrictions
Calas Performance does not represent that every product is legal for every application or jurisdiction.
Products that may require extra review
Some performance products may:
- Alter emissions-related systems
- Affect factory engine management
- Modify safety-related systems
- Increase horsepower, speed, or operating stress
- Require specialized tuning
- Affect manufacturer warranty coverage
Review all product descriptions before purchase.
Assumption of risk
Performance modifications increase mechanical stress and operating risk.
By purchasing, installing, or using performance products, customers assume responsibility for installation, operation, maintenance, and lawful use.
Builder Tip
If a product changes emissions equipment, engine management, boost, fuel delivery, or safety-related systems, treat it as a serious modification. Verify legality and installation requirements before ordering.
Quick checklist
Before purchasing race-use products:
- Read the product description carefully
- Review any race-use or off-road notices
- Confirm local legal requirements
- Consider warranty impact
- Confirm installation and tuning needs
- Contact Calas if you are unsure
Frequently Asked Questions
Are race-use products legal everywhere?
No. Customers are responsible for confirming whether a product is legal in their location and application.
Can race-use products affect warranties?
Yes. Performance modifications may void some or all manufacturer warranty coverage.
Does Calas guarantee legality?
No. Calas does not guarantee that any product is legal for use in a specific jurisdiction or application.