A：
Email us your order number + video/photos of the issue.
Our engineers will diagnose the problem.
If approved, we’ll ship a replacement or refund.
Q2: Can I return injectors if they don’t fit?
A: Yes, within 40 days (unused, in original packaging). Customer covers return shipping unless the error was ours.
A: Yes, within 30 days (unused, in original packaging). Customer covers return shipping unless the error was ours.
A: We offer a 24-month warranty against manufacturing defects. Exclusions:
Physical damage (e.g., drops, improper installation).
Use of contaminated fuel.
Tampering/modifications.
A:
Email us your order number + video/photos of the issue.
Our engineers will diagnose the problem.
If approved, we’ll ship a replacement or refund.
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