SKU: 86502829961

AMS Performance INFINITI Q50 Q60/ Nissan 400Z VR30 Red ALPHA Full Downpipes - Street (ALP.28.05.0002-2)

Sale price$899.98 Regular price$999.98
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  • USA
  • CAN

Ships within 48 hours · Estimated delivery Aug 20 - Aug 25

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Description

AMS Performance INFINITI Q50 Q60/ Nissan 400Z VR30 Red ALPHA Full Downpipes - Street (ALP.28.05.0002-2)The Red Alpha 3" Full mandrel bent downpipes are the best performing and most durable on the market. During testing our shop Q60 with our Red Alpha Full Downpipes, and Red Alpha Tune, our Engine Calibrators saw 20 horsepower gains over our lower downpipes and no CEL's! The power came on earlier and the twin turbos spool up was significantly improved. The long gradual transitions within the mandrel bent pipe section allows exhaust gasses to maintain

The Red Alpha 3" Full mandrel bent downpipes are the best performing and most durable on the market. During testing our shop Q60 with our Red Alpha Full Downpipes, and Red Alpha Tune, our Engine Calibrators saw 20 horsepower gains over our lower downpipes and no CEL's! The power came on earlier and the twin turbos spool-up was significantly improved. The long gradual transitions within the mandrel bent pipe section allows exhaust gasses to maintain velocity without a buildup of back pressure inside of the system.

Our Red Alpha Full Downpipes also feature motorsport grade, high quality, high flow GESI catalytic converters rated to over 800 horsepower! The durability of our catalytic converters is second to none and light years ahead of the budget options found on other downpipes. We were able to design a superior product because of our superior engineering.

First in Class Durability and Performance From Proper Engineering

AMS is first and foremost an engineering company. The AMS Engineering team utilized Solidworks (3D software) to blueprint the inlet and outlets to optimize exhaust flow. The Red Alpha Full Downpipes feature heavy gauge stainless steel to retain as much heat in the down pipe as possible. Our Engineers 3D printed the downpipes to ensure an OEM level of fitment. Our threaded O2 sensor bungs allow the use of factory O2 sensor. Our downpipes perform better and are not prone to cracking like the alternatives offered by some of the competition. AMS’ Engineering Team produced a product that doesn’t just perform better, they made it sound better too.


An Unmistakable Alpha Exhaust Note

The Q60 and Q50 Red Alpha Downpipes offer a more pronounced, throaty exhaust note under wide open throttle yet are subtle at idle and while cruising. It’s a perfectly balanced sound.

Exclusive Benefits

  • 20+ Horsepower Gains over Our Red Alpha Lower Downpipes!
  • Significantly Lower Back Pressures Means the Potential for More Power
  • Exhaust Gas Can Much More Easily Flow Across the Turbine Wheel
  • Full 3" Stainless Steel Construction Over the Entire Length of the Downpipe
  • 49 State High Quality GESI Catalytic Converters rated to over 800 horsepower
  • Turbine Flange Offers a Smooth Transition from the Turbine Outlet into the 3" Tube
  • Complete Bolt on Means No Cutting
  • All Necessary Hardware Included
  • O2 Sensor Tubes Extend to Meet OEM Location. No Jumpers Needed
  • 2.5" to 3.0" Adapter Allows You to Run Either Stock or Aftermarket Catback Systems
  • Mandrel Bent Tubing for the Best Flow
  • Stainless Steel Brackets and Flanges
  • Designed For More Exhaust Flow
  • Includes all Gaskets Rated to Over 800 Degrees Celsius
  • Throaty Exhaust Note Under Wide Open Throttle
  • No Check Engine Light
  • Stock Like Fitment With No Chassis Clearance Issues
  • Bolts up to The Factory Locations
  • Precision Construction for Unrivaled Fit and Finish
  • Compatible with All Models of the VR30 Q60 and Q50

Full Kit Includes

  • 2 - 3" Dowpipes
  • 2 - Red Alpha Downpipe to Stock Catback Flanges
  • 2 - High Temp Gaskets
  • All Necessary Installation Hardware

Applications

2017+ INFINITI Q60 with 3.0L Twin Turbo
2016+ INFINITI Q50 with 3.0L Twin Turbo

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 86502829961

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NM_HS
Lowell, US
★★★★★ 5
Hands free comfort!!
Size: 5 Big Kid, Color: Black
Superb comfortable, great quality and got it at such a good price. My daughter is very happy and wears these every day since a couple of months and they still look new. Best part hands free!!
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Reviewed in the United States on December 1, 2025
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omri
Chelsea, US
★★★★★ 5
good shoes
Size: 8 Toddler, Color: Black, Size: 8 Toddler, Color: Black
fit great the child like it
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Reviewed in the United States on May 21, 2026
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Carly Perez
Chelsea, US
★★★★★ 5
Toddler approved
Size: 8 Toddler, Color: Black
My kid loves these shoes. We’ve bought them multiple times. She can get them on and off easily and they stand up to her wild adventures.
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Reviewed in the United States on May 3, 2026
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Allyssa
Carnegie, US
★★★★★ 5
So cute and so worth it!
Size: 3 Little Kid, Color: Turquoise
AMAZING for my 7 year old daughter. She can tie shoes but I no longer have to wait on her to do so. It takes 2 seconds for her to put these on and she says that they are super comfortable. We have been to Silver dollar City multiple times and she never complains about her feet hurting! They are easily washed in the washer. They hold up great. I think they are very much worth the money! Fit normal.
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Reviewed in the United States on December 8, 2025
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Morgan
San Leandro, US
★★★★★ 4
Our everyday shoe!
Size: 13 Little Kid, Color: Turquoise
Great shoes and good fit. Fits as expected. The sole has worn down a bit quicker than I had hoped but my kiddo wears them everyday. I would buy them again for sure!
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Reviewed in the United States on November 30, 2025

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