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FAQS
Answers to common questions
How fast will I receive my order?
We process and ship orders six days a week from fulfillment centers located on both sides of the country. This helps us get your order moving quickly, with most deliveries arriving in about 2–3 days.
Is CircIQ easy to install?
Yes! CircIQ is designed for a simple, driveway-friendly installation. Clear instructions walk you through the process step by step, and no special tools or professional tuning experience are required.
How does the 30-day money-back guarantee work?
Every CircIQ tuning module comes with a 30-day free test drive, so you can install it, use it, and experience the results in real-world driving. Try it during your normal routine, whether you’re commuting, merging onto the highway, towing, or simply looking for better throttle response, performance, and fuel efficiency.
If you’re not completely satisfied, you can return it within 30 days for a 100% money-back guarantee. There are no restocking fees, no pressure, and we include a prepaid return label, so your return costs you nothing. Zero risk, zero hassle, total confidence.
If you’re not completely satisfied, you can return it within 30 days for a 100% money-back guarantee. There are no restocking fees, no pressure, and we include a prepaid return label, so your return costs you nothing. Zero risk, zero hassle, total confidence.
Do you offer interest-free financing?
Yes. At checkout, you’ll have the option to split your purchase into four interest-free payments using Shop Pay Installments. Simply choose that option during checkout to get started.
Will the CircIQ tuning module permanently change my vehicle?
No. CircIQ does not permanently alter your vehicle’s factory software. It is fully reversible and can be removed at any time if you ever want to return your vehicle back to stock. It will never leave traces or footprints behind in your vehicle's memory, and completely undetectable once removed.
What payment methods do you accept?
You can check out using all major credit and debit cards, as well as convenient digital payment options like Apple Pay, Google Pay, Samsung Pay, and Shop Pay.
How soon will I notice a difference?
Many drivers notice improved throttle response and a stronger, more responsive feel during their first drive! Results can vary depending on your vehicle, driving habits, fuel quality, and overall vehicle condition.
Is CircIQ safe for daily driving?
Yes! CircIQ is designed to work with your vehicle’s factory systems while keeping everyday drivability in mind. It is built for real-world use, whether you’re commuting, towing, road-tripping, or simply looking for a more responsive drive.
