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The 8 Best automotive radiator drain petcocks of 2024

Are you trying to find automotive radiator drain petcocks among various brands on the market but aren’t sure where to begin? To assist you in finding the right one, we’ve put together a list of the 7 best to help you pick the perfect one!

We investigated and evaluated a number of the top-selling automotive radiator drain petcocks on the market in order to create our list of the best. Making a decision among the many options available is never simple. There are an infinite number of models available, each with a distinct price. And as you’ll find out, the best options aren’t usually the ones you imagine! This comparison is rich and relevant because of the numerous factors that were employed. You will find products featured in this ranking not only based on their pricing but also on their features and other customers reviews. To write this review, we completed 25 hours of research and did 25 automotive radiator drain petcocks tests. You won’t need to pick products at random any more. If you’re unsure of what to look for, browse our list and consult the buying guide!

An overview of our top picks

Table of contents

The best automotive radiator drain petcocks you can buy today

No. 1
OzCoolingParts Upgrade Universal Style Radiator Thread Male 1/4" NPT Radiator Brass Petcock Drain Plug
  • ★ UNIVERSAL DRAIN PLUG!- The OzCoolingParts Universal Drain Plug is fit all of Aluminum Radiator, all item is 100% inspected and tested for quality assurance.
  • ★ DURABILITY! - Brass Petcock Drain for superior durability and longevity.
  • ★ TECHNIQUE! - Innovative engineering, manufacturing technology and quality control ensure that exceed the performance of the original equipment they replace.
  • ★ GUARANTEE! - If you don't like our Radiator Drain Plug, or whatever, we'll instantly refund your money and you can keep the Radiator Drain Plug, no questions asked. It's our promise and we don't lie.
SaleNo. 2
GM Genuine Parts 13267636 Radiator Drain Petcock
11 Consomer Reviews
GM Genuine Parts 13267636 Radiator Drain Petcock
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies
No. 3
Thexton 473 Radiator Petcock Socket
  • 1/4" drive socket is made for narrow-wing plastic drain plug fittings, both plug and flow-through types
  • Molded plastic socket prevents damaging soft plastic drain fittings
  • Socket resists automotive chemicals and fits most current vehicles
No. 4
COLD CASE RADIATORS DC-1 Petcock Drain Valve Heavy Duty, Gold
9 Consomer Reviews
COLD CASE RADIATORS DC-1 Petcock Drain Valve Heavy Duty, Gold
  • Package Dimensions: 36 L x 9 H x 22 W (inches)
  • Package Weight : 25.05 pounds
  • Country of Origin : China
  • Part number: DC-1
No. 5
Rexka 5pcs M14-20 Radiator Drain Plug Cock Petcock for Toyota Honda Suzuki Mazda Mitsubishi GM Isuzu Subaru
18 Consomer Reviews
Rexka 5pcs M14-20 Radiator Drain Plug Cock Petcock for Toyota Honda Suzuki Mazda Mitsubishi GM Isuzu Subaru
  • Thread Size: M14-20, Overall Length:39.5mm
  • Fits Honda Accord, Civic, Civic Del Sol, Cr-v, Element, Odyssey, Passport, Pilot; Acura Cl, Mdx, Rdx, Rl, Rsx, Tl, Rsx; Chevy Metro, Tracker; Dodge Dakota, Avenger, Colt, Neon, Stealth, Stratus; Chrysler Sebring; Eagle Summit, Talon, Tracker; Geo Metro ; Isuzu Amigo, Impulse, Pickup, Rodeo, Redeo Sport, Stylus;
  • Fits Lexus Es250, Es300, Es330, Gs300, Gs400, Gs430, Gx470, Is300, Ls400, Ls430, Lx450, Lx470, Rx300, Sc300, Sc400; Mazda B220, B2600, Protege, Protege5; Mitsubish 3000gt, Diamante, Eclipse, Endeavor, Expo, Expo Lrv, Galant, Mirage, Montero, Montero Sport, Raider; Plymouth Colt, Laser, Neon; Ram Dakota; Scion Tc, Xb, Xa; Suzuki Aerio, Esteem, Grand Vitara, Samurai, Sidekick, Swift, Vitara, X-90, Xl-7;
  • Fits Subaru Justy; Toyota Camry, Corolla, 4runner, Avalon, Camry, Celica, Cressida, Echo, Fj Cruiser, Highlander, Land Cruiser, Matrix, Mr2 Spyder, Paseo, Prvia, Rav4, Sequoia, Solara, Supra, T100 ,tercel, Tundra
  • The Models May be Not Specfic to Your Model,Please Check and Comfirm The Sizes Before You Buy
No. 6
RotoMetals Zinc Anode Drain Plug Kit Drain petcock in Radiators 1/4" NPT- Made in USA
  • Installed in the radiator as a replacement for the drain petcock
  • Protects the cooling system from galvanic action
  • Prevents from damage due to electrolysis or coolant additive failure
  • Facilitates easy installation
  • Contact us if you need a custom size
No. 7
GM Genuine Parts 95018158 Radiator Drain Petcock
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies
No. 8
GM Genuine Parts 22790134 Radiator Drain Petcock
  • Country of Origin : United States
  • The Package Height of the Product is 0.8 inches
  • The Package Length of the Product is 2.2 inches
  • The Package Width of the Product is 1.5 inches
No. 9
Thexton THE485 Petcock Socket Set
  • package height : 5.08 cm
  • package length : 9.144 cm
  • package width : 6.35 cm
  • Product type : AUTO ACCESSORY
SaleNo. 10
Dorman 490-216.1: Plastic Drain Cock Screw-In Type Screw-M14-2.0
26 Consomer Reviews
Dorman 490-216.1: Plastic Drain Cock Screw-In Type Screw-M14-2.0
  • Direct replacement
  • Easy installation - no special tools required to install this exhaust hanger
  • Durable materials - quality materials for a long service life
  • Quality tested - has undergone testing to ensure proper fit
  • Trustworthy construction - the kit's bolt and spring are made of hardened steel for durable, long-lasting service life
No. 11
Crown Automotive J3166547 Radiator Drain Cock
  • Brass Construction
  • Direct Replacement
  • Top quality products
  • Enhance the style, comfort and functionality of your vehicle
  • Durable and long lasting
No. 12
GM Genuine Parts 96413313 Radiator Drain Cock
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies
SaleNo. 13
Dorman 61109 Radiator Drain Cocks Compatible with Select Models
  • Direct replacement - this radiator drain petcock matches the fit and function of the original equipment part
  • Durable construction - this part is made of quality materials for a long service life
  • Saves money - offers original equipment quality at a competitive price
  • Quality assured - this petcock has undergone virtual testing to assure proper fit and function
  • Ensure fit - to make sure this part fits your exact vehicle, input your make, model and trim level into the garage tool
SaleNo. 14
GM Genuine Parts 23444086 Radiator Drain Petcock
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured to GM OE specification for fit, form, and function
  • GM-recommended replacement part for your GM vehicle’s original factory component
  • Package Dimensions: 2.032 L x 10.16 H x 7.62 W (centimeters)
No. 15
JEGS Inline Radiator Hose Drain | Made In USA | 1.5” Outside Diameter | 1.25” Inside Diameter | 3” Long | 1/4 “ NPT Drain Petcock | Billet Aluminum | Black Anodized | 1 Per Package
  • DESIGNED FOR APPLICATIONS where the radiator does not have a drain valve
  • SPLICES INTO the lower radiator hose allowing for easy access to drain your coolant
  • SPECIFICATIONS: 1.5 inches OD, 1.25 inches ID, 3 inches long, 1/4 inch NPT drain petcock
  • MACHINED FROM billet aluminum and anodized black for great looks and long life
  • MADE IN USA with high quality components and assembly
No. 16
Dorman Help! 61103 Drain Cock
  • Package Dimensions: 3.302 L x 0.508 H x 6.35 W (centimeters)
  • Package Weight : 0.022 pounds
  • Automotive Cooling Parts
  • Country of Origin : China
SaleNo. 17
GM Genuine Parts 15781370 Radiator Drain Petcock
  • GM-recommended replacement part for your GM vehicle’s original factory component
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured to GM OE specification for fit, form, and function
  • Country of Origin: Brazil
SaleNo. 19
GM Genuine Parts 95018599 Radiator Drain Cock
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies

How to choose a good automotive radiator drain petcocks

Does the idea of finding a fantastic automotive radiator drain petcocks make you anxious? When it comes to purchasing this product, specifically when deciding which model to select, has your head been spinning between options? You are not alone if that is the case. We are aware of the pressure involved in the purchasing process!

Your presence here indicates that you are interested in automotive radiator drain petcocks. Before choosing which product would be the best for your needs after being inundated with information, locate a reliable source with genuine selections. You can get that information from a variety of sources, including buying guides and rating websites, word-of-mouth recommendations from friends and family, online discussion forums where users can share their own experiences, product reviews that can be found all over the internet, and YouTube channels. You can only get the right product through exhaustive analysis. But you realize that’s not always simple. In order to ease your concerns, we have taken the time to develop a list of the top automotive radiator drain petcocks products available right now. You might be wondering how we came up with the list. How was this buying guide developed?

First, we used our algorithms to gather as much reliable data as we could about these products. To verify all the data gathered, we used both artificial intelligence and a lot of algorithms.
Then, our experts used criteria that are recognized in the business to evaluate them according to their quality to price ratio, allowing us to choose the top automotive radiator drain petcocks on the market right now!

The selection of the goods is not arbitrary. Before creating a list, we take into account a number of factors. Below are some of the criteria discussed:

Brand Value: What happens if you choose a dubious brand just because it appears to be a good deal? So the likelihood of receiving a product with a short shelf life increases. That is due to the fact that well-known brands have a reputation to uphold, while others do not. Top automotive radiator drain petcocks brands strive to provide some distinctive traits that set them apart from the competition. So, hopefully one or more of the items on our list will be perfect for you.

Features: Useful features are all you need, not tons of them. We consider the important aspects and select the top automotive radiator drain petcocks based on those.

Specifications: Numbers always help you measure the quality of a product in a quantitative way. We try to find products with higher specifications, but with the right balance.

Quality: A product’s quality may always be quantified with the aid of numbers. We look for goods with better standards that strike the proper balance. The best quality product that gets highly appreciated and recommended by experienced users.

Customer ratings:  Would it be accurate to suggest that the automotive radiator drain petcocks were used by hundreds of customers before you? Superior ratings indicate that many customers had better service.

Customer Reviews: Like ratings,  provide you with accurate and reliable information about the product from genuine customers. Customer ratings are very important to all of us because they contain accurate and reliable information about the customer service we received from several hundred customers.

Seller Rank: This is very intriguing! Not only do you need a good automotive radiator drain petcocks, you also need a product with rising sales that is trendy. It accomplishes two goals. First, the expanding user base proves the quality of the product. Second, given that number, producers must be able to offer greater quality and after-sales support.

Value: You get what you pay for, they say, so consider the value. Cheap isn’t always good and expensive isn’t always bad. However, that does not imply that spending a lot of money on a product that is flashy but underwhelming is a good idea. Before adding them to the list, we make an effort to evaluate how much value you can get for your money from your automotive radiator drain petcocks.

Durability: Durability and reliability are closely related concepts. You will benefit from a strong and long-lasting automotive radiator drain petcocks for months and years to come.

Product availability: Products come and go, and new ones replace the old ones. Most likely, a few new features and required changes were made. What use is it to use a supposedly good product if the maker no longer supports it? We make an effort to highlight products that are current and offered by one or more trustworthy sellers, if not more.

Negative Reviews: Yes, we do take that into account as well! The goods with the majority of bad reviews are filtered out and disregarded when we choose the best-rated one on the market.

These are the standards by which we selected our automotive radiator drain petcocks. Do we end our process there? Hell no. The most crucial fact about us that you should be aware of is that we regularly update our website with current and pertinent information. We have one more layer of filtration since we place the greatest importance on reader satisfaction. Please let us know if any product included here is incorrect, irrelevant, subpar, or simply out of date. We always value your opinions, and we’ll work hard to make any necessary corrections to our list in response to them.

Why should you believe us?

There are now thousands of possibilities for these products on Amazon, but choosing the best one can be difficult and time-consuming. And what automotive radiator drain petcocks should you purchase in 2022?

This guide is the result of more than 10 years of experience in researching, testing and writing about many topics. Each member of our team is an authority in their area. We read every article we could find online and every consumer review on every retail website for seven hours. Additionally, we discovered a ton of websites that offered helpful resources, including buying tips and thorough information on automotive radiator drain petcocks.