Land Rover Defender Performance Exhaust - SuperSport w/ Sound Architect - Quicksilver - P400 V8 110
Land Rover Defender Performance Exhaust - SuperSport w/ Sound Architect - Quicksilver - P400 V8 110

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The Land Rover Defender Performance Exhaust - SuperSport with Sound Architect by QuickSilver for the P400 V8 110 is an elite exhaust system specifically crafted to enhance your driving experience. This cutting-edge system blends performance innovation with acoustic excellence, offering you both a civilized tone and a roar worthy of the Defender's robust stature.
Engineered with precision, the QuickSilver Sport System incorporates the state-of-the-art Sound Architect™ technology. It allows you to effortlessly switch between a refined sound and a more spirited auditory experience using a standalone key fob. The exhaust system is designed to complement your Defender's character without altering the original equipment systems, ensuring a hassle-free installation and a fully reversible upgrade. Experience a resonant pure inline-six sound with increased volume and pitch when the valves are open, offering dynamic acoustics during aggressive driving modes, complete with delightful pops during up-changes and overruns for added flair.
Features
- Sound Architect® Remote Valve Control for easy sound management
- Standalone key fob for instant control
- Civilized, unobtrusive tone with valves shut
- Dynamic, engaging sound with valves open
- Non-intrusive installation, preserving original equipment
- Reversible upgrade for peace of mind
Transform your driving experience with the QuickSilver SuperSport exhaust system that encapsulates both performance and versatility. For any inquiries or assistance, feel free to contact us directly. We have locations in Austin, Texas, and Los Angeles, California, where we offer expert installation and customization services. Reach us at 512-982-9393 (TX) or 562-981-6800 (CA).
Shipping and Tariff Cost Disclaimer
This product is custom-made to order in Italy by the manufacturer and will be shipped directly from their facility to your designated location. The purchase price includes only the cost of the item and associated shipping fees. MADNESS Autoworks does not collect or prepay any taxes, duties, or tariffs applicable to this product.
Please be advised that, due to ongoing changes in U.S. Government-imposed tariffs and international trade regulations, you may be assessed additional import duties, taxes, or tariffs by U.S. Customs Service upon the item’s arrival. These charges are determined by U.S. Customs and are beyond our control. As the buyer, you are solely responsible for paying these fees to the shipping carrier before the item can be released. These additional costs will increase the total expense of your purchase.
Failure to pay the required tariffs or taxes when billed may result in the item being deemed abandoned by U.S. Customs Service or the shipping carrier. In such cases, the item may be returned to the sender or disposed of, and you will be responsible for any associated charges. No refunds will be issued for abandoned items.
To avoid unexpected costs, we strongly recommend contacting your local customs or tax office prior to purchase to confirm applicable fees for imports from Italy to your destination. As we ship this product globally and tariffs fluctuate, MADNESS Autoworks cannot predict or cover these charges. We apologize for any inconvenience caused by these government-imposed fees and appreciate your understanding.
For further assistance, please contact our Customer Service Team:
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Texas: (512) 982-9393
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California: (562) 981-6800
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Email: info@madnessautoworks.com
CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov









































