Description

Fitting – Plug – 3/8 in NPT – Allen Head – Aluminum – Blue Anodized – Pair

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 EARLS

Earl’s Performance Plumbing has been an industry leader for over 50 years. Specializing in high-quality steel and aluminum hoses, hose ends, adapters, hose coverings, kits, accessories, hardware, and tools, Earl’s offers vehicle plumbing components in a variety of sizes and finishes.

Reviews

There are no reviews yet.

Be the first to review “EARLS 3/8in Pipe Plug 593204ERL”

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

    MARCH PERFORMANCE Power Steering Pulley 610

    SKU: MPP610
    Product information
    • Weight1.41 lbs
    • Dimensions7.55 × 7.45 × 4.7 in
    • Belt Style

      Serpentine

    • Grooves/Ribs

      6 Rib

    • Diameter

      6.375 in

    • Steering Pump Shaft Diameter

      3/4 in

    • Mounting Style

      Press-On

    Details...
    Original price was: $103.20.Current price is: $93.82.Add to cart
    Original price was: $103.20.Current price is: $93.82.
    Quantity Only 1 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    MOROSO Solid Steel Motor Mounts 62545

    SKU: MOR62545
    Product information
    • Weight5.125 lbs
    • Dimensions11.75 × 4.4 × 4.4 in
    • Quantity

      Pair

    • Hardware Included

      Yes

    • Solid Mount

      Yes

    • Engine Side Included

      Yes

    • Engine Side Mounting

      Bolt On

    Details...
    Original price was: $142.59.Current price is: $123.99.Add to cart
    Original price was: $142.59.Current price is: $123.99.
    Quantity Only 2 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    LONGACRE Quick Change Adpt. 52-50240

    SKU: LON52-50240
    Product information
    • Weight0.125 lbs
    • Dimensions5.55 × 4.15 × 0.85 in
    • Mounting Style

      Screw-On

    • Quantity

      Set of 4

    • Material

      Aluminum

    • Color

      Natural

    • Finish

      Natural

    Details...
    Original price was: $56.18.Current price is: $51.07.Add to cart
    Original price was: $56.18.Current price is: $51.07.
    Quantity Only 2 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    K.S.E. RACING Stingray Wing Valve KSG2000

    SKU: KSEKSG2000
    Product information
    • Weight0.38 lbs
    • Dimensions5 × 3.95 × 1.95 in
    • Material

      Aluminum

    • Color

      Black

    • Finish

      Anodized

    • Quantity

      Each

    • Product Line

      Stingray

    Details...
    Original price was: $247.61.Current price is: $225.10.Add to cart
    Original price was: $247.61.Current price is: $225.10.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    TRANS-DAPT Mopar Water Neck 4987

    SKU: TRA4987
    Product information
    • Weight1.04 lbs
    • Dimensions5.3 × 4.8 × 3.4 in
    • Neck Style

      Straight

    • Neck Design

      Fixed

    • Sealing Style

      Gasket

    • Gasket Included

      Yes

    • Radiator Hose Connection Size

      1-1/2 in

    Details...
    Original price was: $28.95.Current price is: $26.32.Add to cart
    Original price was: $28.95.Current price is: $26.32.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    HOWE Frame Mount for Splined Bar 23650

    SKU: HOW23650
    Product information
    • Weight0.91 lbs
    • Dimensions6.35 × 6.05 × 2.15 in
    • Quantity

      Each

    • Material

      Aluminum

    • Color

      Black, Gold

    • Finish

      Anodized

    • Hardware Included

      Yes

    Details...
    Original price was: $62.14.Current price is: $56.49.Add to cart
    Original price was: $62.14.Current price is: $56.49.
    Quantity Only 7 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    VIBRANT PERFORMANCE Thread-On J-Style O2 Sensor Bung Adapter 19019

    SKU: VIB19019
    Product information
    • Weight0.475 lbs
    • Dimensions6.3 × 5 × 1.4 in
    • Style

      J-Style Adapter

    • Mounting Style

      Screw-On

    • Material

      Stainless

    • Color

      Natural

    • Finish

      Natural

    Details...
    Original price was: $49.19.Current price is: $40.99.Add to cart
    Original price was: $49.19.Current price is: $40.99.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    WHITELINE PERFORMANCE Differential Mount Cradle Bushing KDT906

    SKU: WHIKDT906
    Product information
    • Weight1.523 lbs
    • Dimensions6 × 3 × 3 in
    • Hardware Included

      Yes

    • Quantity

      Kit

    • Outer Shell Included

      Yes

    • Inner Sleeve Included

      Yes

    • Bushing Material

      Polyurethane

    Details...
    Original price was: $93.46.Current price is: $77.88.Add to cart
    Original price was: $93.46.Current price is: $77.88.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    HOOKER 55-57 Chevy Headers 2458-1HKR

    SKU: HKR2458-1
    Product information
    • Weight34 lbs
    • Dimensions40 × 16.25 × 13.25 in
    • Product Line

      Competition

    • Length

      Full

    • Flange Thickness

      0.3125 in

    • Primary Diameter

      1.625 in

    • Primary Gauge

      16-Gauge

    Details...
    Original price was: $825.00.Current price is: $749.95.Add to cart
    Original price was: $825.00.Current price is: $749.95.
    Quantity Only 1 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    HEDMAN 64-77 Chevelle Header w/LS Engine 68540

    SKU: HED68540
    Product information
    • Weight19.54 lbs
    • Dimensions22 × 13 × 9 in
    • Length

      Mid

    • Flange Thickness

      0.375 in

    • Primary Diameter

      1.5 in

    • Primary Gauge

      18-Gauge

    • Collector Diameter

      2.5 in

    Details...
    Original price was: $436.32.Current price is: $396.65.Add to cart
    Original price was: $436.32.Current price is: $396.65.
    Quantity Only 1 left in stock!
    -+
    Add to cart
    Add to wishlist

    123