Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
- No EU import duties. - Ships within 3-5 business days. (USA) - Ships with 8-12 business days. (International)
⚠️ California Proposition 65 Warning : Some products sold on this website may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
For more information, visit www.P65Warnings.ca.gov.
Yes, we offer free standard shipping on all orders within the United States.
When will I receive my item?
Domestic orders typically arrive within 3-5 business days. Delivery times are estimated and may vary depending on your location, weather conditions, or other unforeseen factors.
Can I change or return my item?
We hope you love your purchase, but if you need to make a change or return your item, we’ve got you covered! You can initiate a return or exchange within 30 days of receiving your order. Please ensure the product is in its original condition and packaging. For more information on our return policy, please visit our Returns & Exchanges page.
Frequently Asked Questions
Q: What makes the QFS LSU 4.2 Wideband O2 UEGO Sensor reliable?A: The QFS LSU 4.2 Wideband O2 UEGO Sensor is engineered with peak reliability and longevity in mind. It features a design that balances volume, pressure, and turbine impeller angle, which prevents overheating of fuel, ensuring problem-free operation for over 100,000 miles.
Q: Is the QFS LSU 4.2 compatible with my vehicle?A: This sensor is designed to replace Bosch sensors and is compatible with various performance upgrades, making it suitable for many automotive applications. It is recommended for vehicles that have engine performance upgrades to achieve peak efficiency.
Q: How does the QFS LSU 4.2 sensor perform under high octane fuel?A: The sensor boasts a durable construction that can handle the stress of high octane fuel while surpassing industry standards for longevity and reliability, ensuring consistent performance.
Q: What kind of warranty does the QFS LSU 4.2 come with?A: The QFS LSU 4.2 Wideband O2 UEGO Sensor includes a lifetime warranty, backed by a dedicated in-house customer service team based in Ventura, California, ensuring support and assistance whenever needed.
Q: How does the QFS LSU 4.2 sensor ensure quiet operation?A: The sensor features upgraded polymers, brushes, and commutators that guarantee consistent flow and amperage draw while maintaining quiet operation, contributing to a smoother and more enjoyable driving experience.
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