

At A1 Exhaust, we prioritize quality above all else. Our philosophy is simple: if we ever meet one of our customers, we’d proudly say hello—not hide. Unlike the fly-by-night sellers on eBay, we stand behind our products.
You might find a cheaper price elsewhere, but you get what you pay for. We guarantee you won’t find a better price for the quality we provide.
With over a decade of experience, our Toronto-based warehouse stocks a full range of:
- Front Pipes
- Resonator Pipes
- Flex Pipes
- Mid Pipes
- Mufflers
- Catalytic Converters
Our OBD II catalytic converters meet almost all North American EPA standards, excluding California, Hawaii, Alaska, and Chile.
- We accept PayPal, credit cards, and other eBay-approved payment methods.
- Payment must be made within 3 days of purchase.
- Sales tax may apply depending on your location.
- United States: Shipped via UPS with tracking.
- Canada: Shipped with various carriers for the best rates.
- Handling Time: Orders ship within 1-2 business days after payment.
- We do not ship to PO Boxes, APO/FPO addresses, or outside the U.S. and Canada.
- Returns: Accepted within 30 days of delivery. Items must be unused and in original packaging.
- Return Shipping: Paid by the buyer—no exceptions.
- restocking Fee: A 15% restocking fee will be applied on returns for invalid reasons (e.g., ordered wrong part, changed mind).
- Issues must be reported within 72 hours of delivery.
- 5-Year Warranty on all products.
- Have a question? Need assistance? Send us a message through eBay—we’re happy to help!
- We respond to all inquiries within 24 hours (Monday–Friday, excluding holidays).
- Please contact us before leaving negative or neutral feedback—we’re committed to resolving any concerns.
- Professional installation is strongly recommended.
- Ensure compatibility before purchasing.
- Buyers are responsible for complying with local emissions laws.
- Our converters meet EPA standards but are NOT CARB-compliant (not for use in California).

At A1 Exhaust, we prioritize quality above all else. Our philosophy is simple: if we ever meet one of our customers, we’d proudly say hello—not hide. Unlike the fly-by-night sellers on eBay, we stand behind our products.
You might find a cheaper price elsewhere, but you get what you pay for. We guarantee you won’t find a better price for the quality we provide.
With over a decade of experience, our Toronto-based warehouse stocks a full range of:
- Front Pipes
- Resonator Pipes
- Flex Pipes
- Mid Pipes
- Mufflers
- Catalytic Converters
Our OBD II catalytic converters meet almost all North American EPA standards, excluding California, Hawaii, Alaska, and Chile.

- We accept PayPal, credit cards, and other eBay-approved payment methods.
- Payment must be made within 3 days of purchase.
- Sales tax may apply depending on your location.
- United States: Shipped via UPS with tracking.
- Canada: Shipped with various carriers for the best rates.
- Handling Time: Orders ship within 1-2 business days after payment.
- We do not ship to PO Boxes, APO/FPO addresses, or outside the U.S. and Canada.
- Returns: Accepted within 30 days of delivery. Items must be unused and in original packaging.
- Return Shipping: Paid by the buyer—no exceptions.
- restocking Fee: A 15% restocking fee will be applied on returns for invalid reasons (e.g., ordered wrong part, changed mind).
- Issues must be reported within 72 hours of delivery.
- 5-Year Warranty on all products.
- Have a question? Need assistance? Send us a message through eBay—we’re happy to help!
- We respond to all inquiries within 24 hours (Monday–Friday, excluding holidays).
- Please contact us before leaving negative or neutral feedback—we’re committed to resolving any concerns.
- Professional installation is strongly recommended.
- Ensure compatibility before purchasing.
- Buyers are responsible for complying with local emissions laws.
- Our converters meet EPA standards but are NOT CARB-compliant (not for use in California).