We are so confident in the quality of our pipe connectors, that we offer a guarantee that our connectors will not fail due to corrosion, cracking, or splitting for the lifetime of the vehicle. This warranty does not cover damage that may be the result of improper use, including, but not limited to: road damage, overheating, missing hangers, broken motor mounts, etc. If for any reason our connector fails under normal use, we will replace it free of charge. Your original invoice and picture of the failed connector while still installed will be required for warranty. Our warranty does not cover shipping, labor costs or other installation costs. It also does not cover any incidental or consequential damages.