Description

Nitrous Down Tube Adapter – Blow-Off Adapter – 8 AN – Diffuser Cap – Aluminum / Stainless – Blue Anodized – Kit

Why Choose Us?



Frequently Asked Questions​

As an Authorized Automotive Retailer in the United States, we take pride in guaranteeing 100% authentic products from all brands available on our website. With partnerships spanning 1,000+ brands and a network of 20+ distributor warehouses nationwide, we maintain millions of auto parts in inventory across the USA, ensuring quick shipping and reliable service to our customers. When you shop with us, you're investing in quality and trust.
We believe we have the fastest backorder system in the U.S. auto parts industry, thanks to our strong partnerships with brands and vendors. Nearly all backordered auto parts are shipped directly by the vendors without any additional delays, or they are placed as special orders on the same day. In most cases, backordered parts are delivered within 5-10 days.
We offer unbeatable prices and the best shipping rates on auto parts, with exclusive protection and insurance included to safeguard your order from damage or loss. Enjoy convenient door-to-door delivery, real-time tracking, and our 100% satisfaction guarantee for a smooth, worry-free experience.
Our standard shipping typically takes 1-3 business days. We will provide estimated shipping time for each product. While we aim to deliver as quickly as possible, this timeframe ensures all orders are processed, prepared, and dispatched with care. If the products are not ready for shipping in 72 hours, we will refund you 100%
Absolutely. Once your order is dispatched, you’ll receive an email with tracking details, so you can follow your shipment every step of the way. Every step of shipping process will be sent through email notifications or using tracking page.
Every product page includes a stock level indicator to show what’s available. We always update the inventory 24/24. We’ll be happy to check availability and provide updates on new stock arrivals if you need a help.
We’re sorry to hear that your order wasn’t delivered in perfect condition. Please email us with your order number, a description of the issue, and photographs of the damaged item. Once we receive this information, we’ll arrange for a replacement or refund and handle the return process.
You can return items within 30 days of receipt. Ensure the product is new in its original packaging and securely wrapped for safe transit. Once we receive the item in sellable condition, we’ll issue a full refund for the product value. Contact us for the return address and further instructions.

About NITROUS OXIDE SYSTEMS

Nitrous Oxide Systems pioneered out-of-the-box, bolt-on nitrous systems. Offering carbureted, EFI, and direct port kits, NOS has kits to fit virtually any application.

Reviews

There are no reviews yet.

Be the first to review “NITROUS OXIDE SYSTEMS Safety Blow-Off Cap w/Diffuser 16169NOS”

Your email address will not be published. Required fields are marked *

Recently viewed products

  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    MSD IGNITION Chevy Low Profile Dist. 84697

    SKU: MSD84697
    Product information
    • Weight4.05 lbs
    • Dimensions18.8 × 7 × 6.9 in
    • Quantity

      Each

    • Variant

      Yes

    • Product Line

      Pro-Billet

    • Trigger Style

      Crank

    • Advance Type

      None

    Details...
    Original price was: $472.00.Current price is: $428.95.Add to cart
    Original price was: $472.00.Current price is: $428.95.
    Quantity Only 8 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    MSD IGNITION SBM 8.5mm Plug Wire Set 32749

    SKU: MSD32749
    Product information
    • Weight2.13 lbs
    • Dimensions10.5 × 10.1 × 2.8 in
    • Product Line

      Super Conductor

    • Assembled

      Yes

    • Rfi Supression

      Yes

    • Conductor Style

      Spiral Core

    • Distributor Terminal End Type

      HEI

    Details...
    Original price was: $190.00.Current price is: $171.95.Add to cart
    Original price was: $190.00.Current price is: $171.95.
    Quantity Only 9 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    RACING POWER CO-PACKAGED Skull Door Lock Knobs Pr R6275

    SKU: RPCR6275
    Product information
    Details...
    Original price was: $7.23.Current price is: $6.57.Add to cart
    Original price was: $7.23.Current price is: $6.57.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    MECHMAN ALTERNATORS Mechman Application Guide 200

    SKU: MEC200
    Product information
    Details...
    Original price was: $1.99.Current price is: $1.81.Read more
    Original price was: $1.99.Current price is: $1.81.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    SKYJACKER Hydro Shock w/Red Boot H7023

    SKU: SKYH7023
    Product information
    • Weight5.435 lbs
    • Dimensions24.6 × 3.25 × 3.05 in
    • Quantity

      Each

    • Product Line

      Hydro H7000 Series

    • Application Specific

      Yes

    • Bushing Material

      Polyurethane

    • Hardware Included

      Yes

    Details...
    Original price was: $58.00.Current price is: $51.87.Add to cart
    Original price was: $58.00.Current price is: $51.87.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    JMS TractionMax – Traction Control Device Plug&Play TX1015GM

    SKU: JMSTX1015GM
    Product information
    • Weight0.9 lbs
    • Dimensions8.7 × 6.2 × 2.6 in
    • Product Line

      TractionMAX

    • Wiring Harness Included

      Yes

    • Quantity

      Each

    • Traction Lockout

      Yes

    • On-The-Fly Tuning

      Yes

    Details...
    Original price was: $494.73.Current price is: $449.75.Add to cart
    Original price was: $494.73.Current price is: $449.75.
    Quantity Only 2 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    U-B MACHINE Adj Upper Control Arm Mount 55-0248

    SKU: UBM55-0248
    Product information
    • Weight1.57 lbs
    • Dimensions8.05 × 5.9 × 0.85 in
    • Mounting Style

      Weld-On

    • Adjustable

      Yes

    • Thickness

      3/8 in

    • Material

      Steel

    • Color

      Natural

    Details...
    Original price was: $52.93.Current price is: $48.12.Add to cart
    Original price was: $52.93.Current price is: $48.12.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    VENTSHADE Ventvisor Outside Mount 4pc 94183

    SKU: VEN94183
    Product information
    • Weight3 lbs
    • Dimensions48.75 × 15 × 1.88 in
    • Product Line

      Outside Mount Ventvisor

    • Application Specific

      Yes

    • In Channel / Out Of Channel

      Out of Channel

    • Front Included

      Yes

    • Material

      Plastic

    Details...
    Original price was: $70.00.Current price is: $62.99.Add to cart
    Original price was: $70.00.Current price is: $62.99.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    HUSHMAT MEGA Sheet Bulk Kit 10900

    SKU: HMT10900
    Product information
    • Weight42.13 lbs
    • Dimensions26 × 14 × 5 in
    • Material

      Foam / Aluminum

    • Color

      Silver

    • Quantity

      Set of 9

    • Product Line

      Mega Bulk Kit

    • Length

      24 in

    Details...
    Original price was: $550.00.Current price is: $499.99.Add to cart
    Original price was: $550.00.Current price is: $499.99.
    Quantity Only 4 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    CHEVROLET PERFORMANCE Intake Valve 12555331

    SKU: GMP12555331
    Product information
    • Weight0.265 lbs
    • Dimensions6.4 × 3.1 × 3.05 in
    • Material

      Stainless

    • Color

      Natural

    • Finish

      Natural

    • Quantity

      Each

    • Valve Stem Diameter (In)

      0.3440 in

    Details...
    Original price was: $49.80.Current price is: $45.27.Add to cart
    Original price was: $49.80.Current price is: $45.27.Add to wishlist

    95