DEALHACK

agents@dealhack$fetch the freshest 4Knines codes…

Valid 4Knines Promo Codes for September 2026

✓agent-verified & updated·

Today's Best 4Knines Coupon Codes:

15 offers in total
20%
OFF

Up to 20% Off Your 4Knines Order

worked at checkout

Take up to 20% off eligible 4Knines purchases when you use this discount code.

  • saves ~$23.98
  • community
How We Verify This Code
2 of 2
code checks worked
$23.98
median discount
15% of the cart
$470.54
saved in total
across every cart we have seen

The discount amount is measured on real cart totals before and after the code was applied, not taken from the advertised offer.

Shoppers here submitted this code or reported back on how it went. It gets the same checks as every other code on this page.

use code
10%
OFF

10% Off Storewide at 4Knines

Use this coupon code to get 10% off storewide at 4Knines.

  • community
How We Verify This Code
1
code confidence
still worth a try

Code confidence is our agents' read on how likely this code is to work. It isn't a strict measure of success probability: plenty of codes score low and still work at checkout. It was last recalculated .

Shoppers here submitted this code or reported back on how it went. It gets the same checks as every other code on this page.

use code
15%
OFF

Save 15% on Orders $100+ at 4Knines

worked at checkout

Get 15% off and free shipping on 4Knines orders of $100 or more with this discount code.

  • saves ~$23.99
  • community
How We Verify This Code
2 of 2
code checks worked
$23.99
median discount
15% of the cart
$259.95
saved in total
across every cart we have seen

The discount amount is measured on real cart totals before and after the code was applied, not taken from the advertised offer.

Shoppers here submitted this code or reported back on how it went. It gets the same checks as every other code on this page.

The cart has to reach $100 before this offer applies.

use code
29%
OFF

29% Off Floor Hammock for Crew Cab Trucks

The Floor Hammock for Crew Cab Trucks is listed at $119.99 instead of $169.99 on its product page. The product page displays a 29% savings, with the markdown shown before checkout.

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20%
OFF

20% Off Dog Car Seat, Plush Travel Dog Bed

Eligible Dog Car Seat, Plush Travel Dog Bed variants are listed at $48.00 instead of $59.99 in the Dog Days of Summer Sale. The sale page shows the reduced price for both black and grey options displayed there.

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$40

20% Off Car Door Covers That Stay In Place

The Dog Days of Summer Sale includes eligible Car Door Covers That Stay In Place for $40.00 instead of $49.99. The savings are reflected in the listed sale price for the qualifying color and size shown on the sale page.

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20%
OFF

20% Off Crew Cab Truck Seat Cover with Hammock for Fold Up Seats

Select Crew Cab Truck Seat Cover with Hammock for Fold Up Seats variants are shown at $112.00 instead of $139.99 during the sale. The discount appears as an automatic markdown on the Dog Days of Summer Sale page.

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20%
OFF

20% Off SUV Cargo Liner for Fold Down Seats, Small

The Dog Days of Summer Sale lists the small SUV Cargo Liner for Fold Down Seats at $80.00 instead of $99.99. The page shows a $19.99 savings, equal to 20% off, with sale pricing applied on the product listing.

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20%
OFF

Dog Days of Summer Sale: 20% Off Select Pet Travel Gear

Get 20% off eligible items featured in the Dog Days of Summer Sale. Sale pricing is shown directly on the sale page for qualifying products, including cargo liners, truck seat covers, door covers, dog car seats, harnesses, crate covers, rope toys, and poop bags.

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21%
OFF

Dog Poop Bags Sale: 21% Off

Get 21% off Dog Poop Bags made from recycled materials. The official 4Knines collection page lists the item at $14.99, reduced from $18.99.

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28%
OFF

Slip Lead Dog Leash Sale: 28% Off

Save 28% on the Slip Lead Dog Leash 6FT Version 2. The product is listed at $17.99, reduced from $24.99, on the official 4Knines product collection page.

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50%
OFF

Stainless Steel Dog Bowl Sale: 50% Off

Get the Stainless Steel Dog Bowl for $19.99 instead of $39.99. The all-products listing marks the item as on sale and shows a 50% savings.

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16%
OFF

Dog Bed Slip Cover Sale: Save 16%

Save 16% on the Dog Bed Slip Cover from 4Knines. The product page shows a sale price of $49.99 compared with the regular price of $59.99.

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20%
OFF

Dog Days of Summer Sale: 20% Off Select Gear

Get 20% off featured 4Knines items during the Dog Days of Summer Sale. The sale page shows marked-down pricing on selected products including cargo liners, truck seat covers, door covers, dog car seats, harnesses, crate covers, rope toys, and poop bags.

Get Deal
10%
OFF

Get 10% Off Your Order at 4knines

Take 10% off your 4knines order when you use this code.

use code

4Knines Shopping Info

Discounts

✓
Popup/Newsletter
Up to 15% off your first order when you sign up for emails.
✕
Loyalty
✓
Military, Healthcare Workers & First Responders
20% off · SheerID

Shipping & Returns

✓
Free Shipping
Threshold: $99
✕
Intl Shipping
Primarily ships within the continental United States.
✕
Free Returns
Window: 30 days · Fee: Discounted rate label provided (free if Redo protection is purchased)
Final Sale
Final-sale items, gift cards, and print-on-demand items cannot be returned.

Payments

Cards
Visa, Mastercard, Amex, Discover
Wallets
Apple Pay, Google Pay, Shop Pay, Amazon Pay, PayPal
BNPL
—
✓
Gift Cards

When 4Knines Runs Sales

Recurring events worth timing an order around. Windows shift year to year, so treat them as a shopping calendar rather than a fixed date.

  1. late November
    Black Friday & Cyber Monday Sale

    Features site-wide discounts of up to 25% off across all premium dog seat covers, truck liners, and pet travel accessories.

  2. late August to September
    End of Summer Road Trip Clearance

    Offers special markdown pricing on select outdoor gear, seat hammock styles, and waterproof dog bed liners.

  3. late May
    Memorial Day Pet Travel Event

    Kicks off the summer travel season with sitewide promotions and free shipping bonuses on orders over the minimum threshold.

Locate the Code Box at 4knines.com

The agents tested the code. Entering it is the one part we leave to you. Here's exactly where the 4Knines promo code goes at checkout.

Follow the shopper-submitted screenshots below to spot the 4Knines promo box and apply your code. Miss a step and even a working code does nothing, so the agents mapped every one for you.

4Knines checkout page showing the Discount code or gift card field and Apply button

How to find

  1. 1.Go to the merchant homepage
  2. 2.Click on 'Best Sellers' in the navigation menu
  3. 3.Select a product and click 'Add to cart'
  4. 4.Click 'Checkout' to proceed to the checkout page
  5. 5.Find the 'Discount code or gift card' input field in the Order Summary on the right side of the page

How to use

Enter the code in the 'Discount code or gift card' field in the order summary on the right and click 'Apply'.

Before You Buy at 4Knines

What shoppers ask most about 4Knines.

›Can I combine multiple promotional codes on a single order?

Only one promotional code can be applied per order at checkout, and codes cannot be stacked with sitewide automatic markdowns. Promotional codes also exclude items marked as final sale or specific bundle products.

›Are there any products excluded from promo code discounts?

Promotional discounts never apply to gift cards, print-on-demand items, or specific co-branded lines like MoPaw. Certain newly launched collections may also be restricted from additional coupon savings.

›Does 4Knines offer price adjustments if an item goes on sale later?

Price adjustments are honored if an item purchased at full price goes on sale within 7 days of the original order date. Contact support with your order number to request the credit difference.

›How do military members and first responders verify for discounts?

Military personnel, medical staff, and first responders verify their status instantly online through SheerID at checkout. Once approved, you receive a single-use code that is tied to your verified profile.

How We Verify 4Knines Codes

Nothing goes up here on trust. A 4Knines code is collected, applied to a real 4knines.com cart, dated the last time it took money off an order, scored on what came back, and pulled once it stops clearing. Promotions have no code to run through a checkout, so those are dated when they go live and dropped when they lapse. Here is how far that has got on this page, and every change the agents logged along the way.

agents@dealhack: ~/verify --store 4knines.com --log
collect15 4Knines offers listed here: 4 codes you paste at checkout, 11 promotions that need none · 3 sent in by shoppers
test4 codes put through a live 4knines.com cart · last run
confirm3 of 4 codes took money off an order in the last 30 days · most recently
score1 code rated on how likely they are to work · last recalculated
measure2 codes with a discount measured on real carts · $730 taken off in total
pruneexpired offers and dead codes drop off this page automatically

Recent 4Knines offer activity

Each entry is a change the agents logged on this page, dated to the day it happened.

  1. 2 codes rescored on fresh results

    3 signals read · odds of working recalculated

  2. 10% off code retested at checkout

    applied to a live 4knines.com cart

  3. 15% off code rescored

    2 of 2 checks worked

  4. 20% off code worked on a live 4knines.com cart

    2 of 2 checks worked · 1 signal

  5. 2 codes worked on live 4knines.com carts

    each one took a discount off a real order

  6. New 10% off code added

    sent in by a shopper · 1/100 code confidence · 2 signals

  7. 3 new codes added

    2 sent in by shoppers

The agents keep retesting every 4Knines code on this page. No one here vouches for a code they did not watch work. If one slips through expired, take the next on the list. We keep backups.

Help Other 4Knines Shoppers

Not every 4Knines code reaches us from the store. 3 codes on this page were first submitted by shoppers. Wherever a code comes from, it still has to pass the same cart test before it goes up here.

20 hours
since a code sent in by a shopper was last run through a live 4knines.com cart
15
4Knines codes and promotions on this page in total

Have a code we missed?

Send it over and the agents will run it through a real 4knines.com cart. If it works, it lands here with the test behind it.

Did a code work for you?

Open any 4Knines code above and tell us whether it worked. It takes one tap, no sign-up, and a code that keeps failing gets pulled off the page.

Rate a code

4Knines Customer Support

Need help with your shopping? Here's what's available for 4Knines when an order, return, or promo code needs a human.

Phone

888-602-2509

Email

support@4knines.com

Live chat

Not available

Help center

4knines.com

U.S.-based email and phone support available; live chat is absent.

About 4Knines

Who you're buying from.

Brand Profile

Website4knines.com
Founded2013
HeadquartersOklahoma City, USA
Parent companyJerdon Style
Follow 4Knines for sale alerts and new arrivals

Did You Know

Founding

4Knines was established in 2013 by founders Jim and Maggie after they struggled to find durable vehicle covers for their Dobermans.

Naming

The brand name 4Knines represents a household pack consisting of two humans and two canine family members traveling together.

Sustainability

A percentage of every single sale is donated directly to animal advocacy groups, mill rescues, and military veteran charities.

Stores Like 4Knines: Today's Best Coupons

These 12 stores sell products similar to 4Knines. Below you can see the best coupon or deal available at each one today, so you can compare prices before you buy. 10 of them have a promo code you can copy at checkout.

BudgetVetCare.com25% off

Pocket 25% Off Flea & Tick Treatments

Save 25% on Flea & Tick Treatments at BudgetVetCare when you use this code.

  • community
Get Code
PetCareSupplies.com25% off

Save 25% Storewide at Pet Care Supplies

Shop storewide at Pet Care Supplies and get 25% off with this discount code.

  • store issued
Get Code
PetFlow10% off

Get 10% Off Any Order with PetFlow Coupon Code

Save 10% on Any Order at PetFlow by Using This PetFlow Promo Code at Checkout

  • community
Get Code
Pet Valu50% off

Big Country Raw Buy 1 Get 1 50% Off

Buy 1 qualifying Big Country Raw product and get a second eligible item at 50% off. Discount is applied automatically on participating items.

Get Deal
Dutch30% off

30% Off Dutch Membership Plan

Get 30% off your Dutch membership plan when you apply this promo code at checkout. Valid for new sign-ups on eligible Dutch plans.

  • sitewide
  • store issued
Get Code
Smalls50% off

50% Off First Smalls Order

New customers get 50% off their first order of Smalls fresh cat food. Subscription continues at regular pricing after the first shipment.

Get Code
Wisdom Panel20% off

Get 20% Off at Wisdom Panel

Take 20% off your Wisdom Panel order when you use this code.

  • community
Get Code
Pets at Home10% off

Get 10% Off Storewide at Pets at Home

Take 10% off storewide at Pets at Home with this coupon code.

  • saves ~3%
  • community
Get Code
Paw.com40% off

Save an Extra 40% Off at Paw.com

Take an extra 40% off your Paw.com order with this coupon code.

  • saves ~$58.84
  • community
Get Code
Horse.com64% off

Horse Supplies Sale: Up to 64% Off Select Equine Gear

Shop Horse.coms sale collection for discounted tack, blankets, fly gear, wraps, feeders, and other equine essentials. Current listed products show markdowns up to 64% off select items, with discounts reflected in the sale prices.

Get Deal
JustFoodForDogs20% off

Take 20% Off Storewide

Shop storewide at JustFoodForDogs and save 20% with this coupon code.

  • saves ~17%
  • community
Get Code
Ultimate Pet Nutrition40% off

Up to 40% Off Ultimate Pet Nutrition Orders

Save up to 40% on your Ultimate Pet Nutrition orders when you use this code.

  • community
Get Code

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