Tire Repair Rubber Nails
Screw-in rubber tire plugs for compatible tubeless tread punctures.
Carbon or buildup may be slowing your car
Your CEL keeps showing P0420 / P0430
Screw-in rubber tire plugs for compatible tubeless tread punctures.
Choose the Cleaner for carbon buildup, older vehicles, or a simple no-tool first step.
Choose the O2 Sensor Adapter for recurring P0420 / P0430-style codes or downstream O2 sensor reading issues.
For a more complete setup, we recommend using both together.
The Catalytic Converter Cleaner works with most gasoline-powered vehicles.
The O2 Sensor Adapter is designed for standard M18 × 1.5 downstream oxygen sensor setups.
If you’re not sure which one fits your vehicle, send us your year, make, and model — we’ll help you check before you order.
No worries — every order is covered by our 90-Day Money-Back Guarantee.
Every vehicle is different, and results can depend on your vehicle’s age, condition, and setup. If it’s not the right fit for your car, contact us and we’ll help make it right.
We ship directly from our U.S. warehouse in Houston, Texas.
Most orders are processed quickly, and delivery usually takes 2–5 business days across the United States. Tracking information will be provided once your order ships.
Tokbolt is an automotive exhaust-care brand serving U.S. drivers who want practical first-step products, clear fitment guidance, and support before ordering.
Tokbolt currently focuses on catalytic converter cleaner, M18 x 1.5 oxygen sensor spacer adapters, and related exhaust-care solutions for check-engine-light, P0420 / P0430, downstream oxygen sensor, and high-mileage gasoline vehicle needs.
For order help, fitment questions, shipping, returns, or product support, contact Tokbolt at support@tokbolt.com or +1 213-298-1244.
Tokbolt contact information is also listed on the Contact Information policy page.
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