What is the NOS 4An Purge Valve Kit - Black used for?

The NOS 4An Purge Valve Kit - Black is designed to efficiently control the purging of nitrous oxide in automotive applications. This valve allows for the quick release of nitrous from the system, enhancing performance during racing or high-performance driving. It is particularly useful in competition scenarios where precise management of nitrous flow is critical, helping to improve throttle response and overall engine performance.

How does the NOS 4An Purge Valve Kit work?

The NOS 4An Purge Valve Kit functions by providing a dedicated pathway for nitrous to vent safely and quickly from the lines when the system is activated. When the valve opens, it allows for the rapid release of nitrous, which helps to purge unwanted air and vapor from the system, ensuring that the nitrous injected into the engine is consistent and at full concentration. This is crucial for optimal performance, particularly in drag racing or other performance motorsport applications.

What are the benefits of using a purge valve in a nitrous system?

Using a purge valve in a nitrous system provides several benefits, including improved throttle response, consistent nitrous delivery, and enhanced engine performance. By purging air and vapor before a run, drivers can ensure that the nitrous entering the engine is at maximum potency, leading to quicker acceleration and better overall performance during races. This can be especially beneficial in competitive settings where every millisecond counts.

Is the NOS 4An Purge Valve Kit compatible with all nitrous systems?

The NOS 4An Purge Valve Kit is primarily designed for use with nitrous oxide systems featuring 4AN fittings. While it is compatible with many brands and types of systems, it's always prudent to check compatibility with your specific setup, especially if using non-NOS components. This ensures that the installation will be seamless and effective for optimal performance in your vehicle.

Can I install the NOS 4An Purge Valve myself?

Yes, you can install the NOS 4An Purge Valve yourself if you have basic automotive knowledge and tools. The installation involves connecting the valve to the nitrous line and placing it for optimal performance. Detailed instructions are usually included, making it accessible for DIY enthusiasts. However, if you're unfamiliar with automotive systems, seeking professional installation can ensure it's set up correctly for maximum effectiveness.

How do you activate the NOS Purge Valve?

The NOS Purge Valve is typically activated using a push-button switch or a toggle switch installed in the cockpit of your vehicle. When activated, the valve opens, allowing nitrous to purge from the system. This quick-action process helps remove any impurities or vapor, ensuring that pure nitrous is supplied for immediate use. Activating the valve just before a race can significantly enhance your vehicle's launch performance.

What materials are used in the NOS 4An Purge Valve Kit?

The NOS 4An Purge Valve Kit is constructed from high-quality aluminum, ensuring durability and resistance to corrosion during use in high-performance environments. This material is lightweight yet strong, making it suitable for racing applications. Additionally, the anodized black finish not only enhances its aesthetic appeal but also adds an extra layer of protection against wear and tear commonly experienced in motorsport settings.

What should I consider when choosing a purge valve kit?

When choosing a purge valve kit, consider compatibility with your nitrous system, the material quality for durability, and the ease of installation. It's also important to think about your specific performance needs, such as the type of racing you will be doing. A quality kit like the NOS 4An Purge Valve offers reliable performance, but ensuring it aligns with your vehicle’s setup is essential for achieving optimal results.

Where can I buy the NOS 4An Purge Valve Kit - Black in UK?

You can purchase the NOS 4An Purge Valve Kit - Black through Ubuy in UK. Ubuy offers a variety of automotive performance parts, including nitrous system components, making it convenient to find and order the items you need for your vehicle. With user-friendly navigation and detailed product descriptions, Ubuy ensures an enjoyable shopping experience.

How to Shop NOS 4An Purge Valve Kit - Black Online From Ubuy?

It’s easy to shop NOS 4An Purge Valve Kit - Black online from Ubuy. You just have to search for the product, choose your shipping method while checking out and get it delivered to your location.

Is NOS 4An Purge Valve Kit - Black Available to Shop Online in UK?

Yes, at Ubuy UK this product is available for you to shop at a reasonable price. The NOS 4An Purge Valve Kit - Black is not available locally but you can trust us with our express shipping services.

How Long Does It Take to Get Product After Placing the Order?

The delivery time of your ordered product varies as per what you've ordered and the shipping method that you've chosen. The estimated delivery time is mentioned during the checkout process, so be carefree while shopping.

NOS

NOS

Item #: 38380398

NOS 4An Purge Valve Kit - Black

87% of respondents would recommend this to a friend

Item #: 38380398

GBP 265

Price Details

Price

GBP 265

Excluding Shipping, VAT & Custom charges ( Shipping, VAT and custom charges will be calculated on checkout.
If Item price + shipping is below GBP 135, 20% VAT will be calculated on checkout, if it is equal or above GBP 135, no VAT will be charged. )

Availability : In stock

Imported from USA store

QTY:

Excluding VAT : VAT will be calculated on the checkout page

Order now and get it around Sunday, November 08

Secured transaction

Our Top Logistics Partners

U-Care Warranty:

None

Select a Plan

Buy Now Pay Later

Fast
Shipping

Free
Return^*

Secure Packaging

100% Original Products

PCI DSS Compliance

ISO 27001 Certified

Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.

What Stands Out

High-Quality Construction

Crafted from durable materials, this purge valve kit ensures reliability and longevity, providing a solid solution for car enthusiasts looking to enhance performance with superior components.

Easy Installation

Designed for straightforward installation, this kit allows users to upgrade their systems quickly without complex tools or extensive mechanical knowledge, saving time and effort.

Performance Enhancement

Provides optimal performance by ensuring efficient fuel vapor management, addressing potential issues in air-fuel mixture, allowing users to experience better throttle response and overall vehicle performance.

Product Details

Brand Name	NOS
Model Number	16030BNOS
Unit Count	1 Count
Manufacturer	NOS
Number of Items	1
UPC	090127057360
Included Components	NOS 4An Purge Valve Kit - Black
Item Type Name	NOS 4An Purge Valve Kit - Black
Item Weight	16 ounces (453.6 grams)
Manufacturer Part Number	16030BNOS
Exterior Finish	Machined
Valve Type	purge valve
Item Dimensions	13 x 6.8 x 1.4 inches (33 x 17.3 x 3.6 cm)
Size	No Size
Material Type	Plastic
Part Interchange Info	16030BNOS
Material	Plastic
Brand	NOS
Item dimensions L x W x H	13 x 6.8 x 1.4 inches (33 x 17.3 x 3.6 cm)

Who Should Buy?

Car Enthusiasts
Ideal for car lovers wanting to enhance their vehicle's nitrous system for better performance during races.
Professional Racers
Designed for competitive racers who require efficient nitrous purge systems for maximum efficiency and speed.
DIY Mechanics
Perfect for hobbyists looking to customize their vehicle's performance with a reliable purge valve for nitrous systems.

Casual Drivers
Not suitable for everyday drivers who do not engage in racing or performance modifications.

Product Description

NOS 4An Purge Valve Kit - Black

About This Item

Introducing the NOS 4An Purge Valve Kit in Black - the perfect addition to enhance your nitrous injection system. Designed to release trapped air or gas vapor nitrous from the feed line, this purge valve kit ensures instant and consistent nitrous injection, eliminating any lag time caused by vapor accumulation. With this kit, you can experience more consistent track times and achieve a lower 60-foot time, giving you the competitive edge you need. The black color adds a sleek and stylish touch to your system, making it stand out from the rest. The NOS 4An Purge Valve Kit includes everything you need to get started.

It comes with a solenoid, filter, push button, fittings, wiring, and easy-to-follow instructions for a hassle-free installation. Not only does the NOS 4An Purge Valve Kit improve performance, but it also offers exceptional durability and reliability. You can trust that this kit will withstand the demands of high-performance racing, letting you focus on dominating the track. Don't just take our word for it - the NOS 4An Purge Valve Kit has received rave reviews from satisfied customers. Experience the difference for yourself and take your nitrous injection system to the next level with this remarkable kit. So why wait? Upgrade your system today with the NOS 4An Purge Valve Kit in Black.

Shop now and enjoy the benefits of improved performance and consistent nitrous injection.

Have any Query? Chat with us

Customer Questions & Answers

Question: How to Shop NOS 4An Purge Valve Kit - Black Online From Ubuy?

Answer: It’s easy to shop NOS 4An Purge Valve Kit - Black online from Ubuy. You just have to search for the product, choose your shipping method while checking out and get it delivered to your location.
Question: Is NOS 4An Purge Valve Kit - Black Available to Shop Online in UK?

Answer: Yes, at Ubuy UK this product is available for you to shop at a reasonable price. The NOS 4An Purge Valve Kit - Black is not available locally but you can trust us with our express shipping services.
Question: How Long Does It Take to Get Product After Placing the Order?

Answer: The delivery time of your ordered product varies as per what you've ordered and the shipping method that you've chosen. The estimated delivery time is mentioned during the checkout process, so be carefree while shopping.

NOS Valve Parts 16030BNOS Editorial Review

No editorial reviews found

Customer Reviews & Ratings

5.0

1 customers ratings

5 Star

100%
4 Star

0%
3 Star

0%
2 Star

0%
1 Star

0%

Review this product

Share your thoughts with other customers

Pros

High-quality construction
Easy to install
Improves performance
Great for show cars
Reliable functionality

Cons

No detailed installation instructions.

Platform Trust & Buyer Confidence

4.2/5 9704 reviews

Read reviews

Jasmin

Verified buyer

“Great products and very good service: very easy and very fast international delivery.”

9 September 2026 · via Trustpilot

Anke

Verified buyer

“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”

10 September 2026 · via Trustpilot

Hazel

Verified buyer

“Very easy to find the products what you need, and so fast delivery, that’s why I highly recommended to others costumers to used ubuy.”

10 September 2026 · via Trustpilot

Opaleye

Verified buyer

“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”

11 September 2026 · via Trustpilot

Adele

Verified buyer

“Easy to find and order what you want on the website. Delivery is quick to the UK”

8 September 2026 · via Trustpilot

WHY SHOP WITH US

Secure Checkout Global Delivery Easy Returns Genuine Products

Product Price History

Important information

Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.

GBP 265

Excluding VAT : VAT will be calculated on the checkout page

Order now and get it around Sunday, November 08

QTY:

Secured transaction

PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.

Our Top Logistics Partners

Fastest cross-border delivery

Ubuy Assurance

Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns ^*, and secure packaging on every order.

NOS 4An Purge Valve Kit - Black

GBP 265

Price Details

Price

Buy Now Pay Later

Fast Shipping

Free Return*

Secure Packaging

100% Original Products

PCI DSS Compliance

ISO 27001 Certified

What Stands Out

Product Details

Who Should Buy?

Product Description

About This Item

Customer Questions & Answers

NOS Valve Parts 16030BNOS Editorial Review

Customer Reviews & Ratings

Review this product

Pros

Cons

Platform Trust & Buyer Confidence

WHY SHOP WITH US

Product Price History

Important information

GBP 265

Ubuy Assurance

Fast
Shipping

Free
Return^*