AMS Performance VR30DDTT Street Lower Downpipes w/GESI Catalytic Converter
AMS Performance VR30DDTT Street Lower Downpipes w/GESI Catalytic Converter is backordered and will ship as soon as it is back in stock.
Short Description
Short Description
Pickup available at SHOP HQ
Usually ready in 5+ days
Delivery and Shipping
Delivery and Shipping
Domestic orders for in-stock items typically arrive within 5-10 business days, while international orders for in-stock items may take 12–15 business days.
If an item is out of stock or back-ordered, we will contact you within 3–5 business days with an estimated time of arrival (ETA) or alternative options before the order is fulfilled.
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Price Match Guarantee
We strive to offer competitive pricing and will price match qualifying competitors under certain conditions. Learn more here
AMS Performance VR30DDTT Street Lower Downpipes w/GESI Catalytic Converter is backordered and will ship as soon as it is back in stock.
Description
Description
Engineered for street-driven performance, the AMS Performance VR30DDTT Street Lower Downpipes are the perfect upgrade for drivers who want serious gains without sacrificing emissions compliance. Designed for the 2016–2024 Infiniti Q50, 2017–2022 Infiniti Q60, and 2023+ Nissan Z, these downpipes combine precision engineering with high-flow performance that’s built to last.
Crafted from full 3” mandrel-bent stainless steel, these downpipes drastically improve exhaust flow, boost response, and turbo spool-up. At the heart of the system are EPA-compliant GESI G-Sport Ultra High Output catalytic converters, rated to handle up to 850 horsepower each—giving you the performance edge you crave with the compliance you need.
AMS's renowned SnailWorks© Engineering Team used advanced 3D CAD modeling and 3D printed prototypes to ensure perfect OEM-like fitment, even down to the integrated mounting brackets that prevent cracking and flex. Whether you're running a stock cat-back or a full 3” system, the included adapter makes integration seamless.
With a refined tone that tames overly aggressive exhausts, these downpipes strike the perfect balance between street sensibility and performance. Everything you need for install—including 800°C-rated gaskets and hardware—is in the box, making this upgrade as easy to install as it is to love.




