I ❤ CARBs
The easiest way to find CARB-legal aftermarket parts for your truck — and stay smog-legal in California.
- 160+
- CARB-legal parts
- 9
- Supported trucks
- 100%
- Data stays local
Everything in one place
My Garage
Add your truck details — year, model, engine — and track what parts you've installed. Saves locally on your device.
Parts Marketplace
Browse 160+ CARB-legal parts with real EO numbers. Filter by your vehicle, see prices, and buy from trusted retailers.
Compliance Center
Generate smog prep sheets, modification declarations, and BAR referee forms — auto-filled with your vehicle info.
Knowledge Base
Look up CARB terms, emissions standards, Section 177 states, and California smog test types — all in plain English.
Supported vehicles
Nine of California's most-modified trucks, with more on the way.
- Chevy Silverado
- GMC Sierra
- Ford F-150
- Toyota Tundra
- Toyota Tacoma
- Chevy Colorado
- GMC Canyon
- Ford Ranger
- Chevy Avalanche
How it works
- 01
Add your vehicle
Enter your truck's year, model, and engine in My Garage.
- 02
Find legal parts
Browse the Marketplace — every part shows its CARB EO number and legality status.
- 03
Stay compliant
Generate compliance documents and prep for your next smog check — all auto-filled.