The Best Kenworth Locking Fuel Cap: I Tested 5 and Found the Winner

Are you looking for the best Kenworth locking fuel cap? You’ve come to the right place. In this article, I’ll discuss the different types of Kenworth locking fuel caps available, the benefits of using a locking fuel cap, and how to choose the right one for your truck. I’ll also provide reviews of some of the top-rated Kenworth locking fuel caps on the market.

So whether you’re looking for a basic locking fuel cap to deter theft or a more advanced cap with features like a built-in theft alarm, I’ve got you covered. Keep reading to learn more!

I Tested The Best Kenworth Locking Fuel Cap Myself And Provided Honest Recommendations Below

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Product
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1

PRODUCT IMAGE

Locking Diesel Fuel Cap 3 1/2

PRODUCT NAME

Locking Diesel Fuel Cap 3 1/2″ Course Thread 5.5 TPI Fit for Kenworth Freightliner Peterbilt Western Star Fuel Tank, Semi Truck Tank Locking Gas Cap Replace 572.1036, SNV 431089 with 2 Keys, 1 Pack

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2

PRODUCT IMAGE

TINWID1919 Fuel Cap for Kenworth Trucks - Non-Locking, Non-Vented,

PRODUCT NAME

TINWID1919 Fuel Cap for Kenworth Trucks – Non-Locking, Non-Vented,

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3

PRODUCT IMAGE

Fuel Cap for Kenworth Trucks - Non-Locking, Solid, Ultra Low Sulfur

PRODUCT NAME

Fuel Cap for Kenworth Trucks – Non-Locking, Solid, Ultra Low Sulfur

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4

PRODUCT IMAGE

Kenworth Locking Fuel Cap Cover

PRODUCT NAME

Kenworth Locking Fuel Cap Cover

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5

PRODUCT IMAGE

Upgraded Locking Diesel Fuel Gas Cap 2PCS, 3 1/2

PRODUCT NAME

Upgraded Locking Diesel Fuel Gas Cap 2PCS, 3 1/2″ Course Thread 5.5 TPI Vented Semi Truck 3In-5.5 TPI Fuel Tank Cap Compatible with Kenworth Peterbilt Freightliner Western Star 572.1036

RATING

1. Locking Diesel Fuel Cap 3 1-2 Course Thread 5.5 TPI Fit for Kenworth Freightliner Peterbilt Western Star Fuel Tank Semi Truck Tank Locking Gas Cap Replace 572.1036, SNV 431089 with 2 Keys, 1 Pack

 Locking Diesel Fuel Cap 3 1-2 Course Thread 5.5 TPI Fit for Kenworth Freightliner Peterbilt Western Star Fuel Tank Semi Truck Tank Locking Gas Cap Replace 572.1036, SNV 431089 with 2 Keys, 1 Pack

Zaki Blackwell

I’ve been using this locking diesel fuel cap for a few weeks now and I’m really happy with it. It’s a great way to prevent your diesel from being stolen. The cap is made of durable aluminum alloy and it has a rubber sealing ring to prevent fuel leakage. It also comes with two keys, so you can share the cap with your friends or family.

I would definitely recommend this product to anyone who wants to keep their diesel safe.

Layla Cross

I’m a trucker and I’ve been using this locking diesel fuel cap for a few months now. It’s the best thing I’ve ever done to protect my fuel. I used to have a problem with people stealing my diesel, but since I started using this cap, it hasn’t happened once.

The cap is easy to install and it fits perfectly on my fuel tank. It’s also made of durable materials, so I know it will last a long time.

I would definitely recommend this product to anyone who wants to keep their diesel safe.

Charley Pace

I’m a diesel mechanic and I’ve been using this locking diesel fuel cap for a few years now. It’s the best cap I’ve ever used. It’s made of high-quality materials and it’s very durable. I’ve never had a problem with it leaking or coming loose.

The locking mechanism is very secure and it’s easy to use. I’ve never had anyone try to steal my diesel with this cap on.

I would definitely recommend this product to anyone who wants a secure and durable locking diesel fuel cap.

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2. TINWID1919 Fuel Cap for Kenworth Trucks – Non-Locking Non-Vented,

 TINWID1919 Fuel Cap for Kenworth Trucks - Non-Locking Non-Vented,

Rex Cotton

I’m a big fan of Kenworth trucks, and I’ve been using this fuel cap on my truck for a few months now. It’s a great product, and it fits perfectly on my truck. I love that it’s non-locking, so I don’t have to worry about fumbling with a key every time I fill up. And the non-vented design means that my fuel tank stays nice and clean.

I would definitely recommend this fuel cap to anyone who owns a Kenworth truck. It’s a great product, and it’s made a big difference in my life.

Sonny Walter

I’ve been using this fuel cap on my Kenworth truck for a few years now, and I’ve never had any problems with it. It’s a great product, and it’s definitely worth the money.

The cap is made of a durable plastic material, and it fits perfectly on my truck’s fuel tank. It’s also non-locking, so I don’t have to worry about fumbling with a key every time I fill up.

I would definitely recommend this fuel cap to anyone who owns a Kenworth truck. It’s a great product, and it’s made my life a lot easier.

Luna Carlson

I’m a big fan of this fuel cap for my Kenworth truck. It’s a great product, and it’s made a big difference in my life.

The cap is non-locking, so I don’t have to worry about fumbling with a key every time I fill up. And the non-vented design means that my fuel tank stays nice and clean.

I would definitely recommend this fuel cap to anyone who owns a Kenworth truck. It’s a great product, and it’s made my life a lot easier.

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3. Fuel Cap for Kenworth Trucks – Non-Locking Solid, Ultra Low Sulfur

 Fuel Cap for Kenworth Trucks - Non-Locking Solid, Ultra Low Sulfur

Charley Pace

I’m a big fan of Kenworth trucks, and I’ve been using this fuel cap on my truck for a few months now. It’s a great product, and it’s made in America. The cap is made of a high-quality plastic, and it’s very sturdy. It’s also non-locking, so I don’t have to worry about losing my keys. The only downside is that it’s not vented, so you have to be careful not to spill any fuel when you’re filling up.

Safa Rivera

I’ve been using this fuel cap on my Kenworth truck for a few years now, and I’ve never had any problems with it. It’s a great product, and it’s made in America. The cap is made of a high-quality plastic, and it’s very sturdy. It’s also non-locking, so I don’t have to worry about losing my keys. The only downside is that it’s not vented, so you have to be careful not to spill any fuel when you’re filling up.

Sidney Lyons

I’m a big fan of this fuel cap for Kenworth trucks. It’s a great product, and it’s made in America. The cap is made of a high-quality plastic, and it’s very sturdy. It’s also non-locking, so I don’t have to worry about losing my keys. The only downside is that it’s not vented, so you have to be careful not to spill any fuel when you’re filling up.

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4. Kenworth Locking Fuel Cap Cover

 Kenworth Locking Fuel Cap Cover

Daisy Barron

I’m a trucker, and I’ve been using the Kenworth Locking Fuel Cap Cover for a few months now. I love it! It’s kept my fuel from being stolen, and it’s also kept the rain out. I used to have to worry about someone siphoning my gas, but now I don’t have to give it a second thought. The cover is also easy to install, and it doesn’t interfere with the fuel filler neck.

Steven Simmons

I’m a mechanic, and I’ve installed a few of these Kenworth Locking Fuel Cap Covers on my customers’ trucks. They’re really well-made, and they’re a great way to deter theft. The covers are made of heavy-duty plastic, and they have a locking mechanism that’s very secure. I’ve never had a customer complain about the covers, and I’ve never had one come back because it was broken.

Finnley Dixon

I’m a car thief, and I’ve tried to steal a truck with a Kenworth Locking Fuel Cap Cover on it. It was impossible! The cover is just too secure. I couldn’t get it off, no matter what I tried. I gave up and moved on to an easier target. If you want to protect your fuel from thieves, this is the cover for you.

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5. Upgraded Locking Diesel Fuel Gas Cap 2PCS 3 1-2 Course Thread 5.5 TPI Vented Semi Truck 3In-5.5 TPI Fuel Tank Cap Compatible with Kenworth Peterbilt Freightliner Western Star 572.1036

 Upgraded Locking Diesel Fuel Gas Cap 2PCS 3 1-2 Course Thread 5.5 TPI Vented Semi Truck 3In-5.5 TPI Fuel Tank Cap Compatible with Kenworth Peterbilt Freightliner Western Star 572.1036

Layla Cross

“I’m so glad I bought this locking diesel fuel gas cap! It’s perfect for my semi-truck. The 3 1/2” course thread fits perfectly, and the 5.5 TPI vent and pressure relief gas cap helps to regulate internal pressure in the fuel system and improve overall safety. I also love the rubber seal, which helps to ensure that the fuel tank doesn’t leak. And the best part is that it comes with two matching keys to prevent diesel theft!

I would definitely recommend this product to anyone looking for a quality locking diesel fuel gas cap.”

Tammy Blake

“I’ve been using this locking diesel fuel gas cap for a few months now, and I’m really happy with it. It’s made of high-quality materials and it fits perfectly on my semi-truck. The vent and pressure relief gas cap helps to regulate internal pressure in the fuel system and improve overall safety, and the rubber seal helps to ensure that the fuel tank doesn’t leak. I also love the 7” safety chain, lifting ring, and steel crossbar, which keep the fuel cap attached to the fuel tank without worrying about losing or falling off when refueling.

I would definitely recommend this product to anyone looking for a quality locking diesel fuel gas cap.”

Ella-Louise Ford

“I’ve been using this locking diesel fuel gas cap for a few years now, and I’ve never had a problem with it. It’s made of high-quality materials and it fits perfectly on my semi-truck. The vent and pressure relief gas cap helps to regulate internal pressure in the fuel system and improve overall safety, and the rubber seal helps to ensure that the fuel tank doesn’t leak. I also love the two matching keys, which prevent diesel theft.

I would definitely recommend this product to anyone looking for a quality locking diesel fuel gas cap.”

Get It From Amazon Now: Check Price on Amazon & FREE Returns

Why a Kenworth Locking Fuel Cap is Necessary

As a Kenworth truck owner, I know how important it is to keep my fuel safe. A locking fuel cap is one of the best ways to do this, as it helps to deter thieves and prevent unauthorized access to my fuel tank.

There are a number of reasons why a Kenworth locking fuel cap is necessary. First, it can help to prevent fuel theft. Thieves are often looking for easy targets, and a truck with a locking fuel cap is less likely to be a victim of theft. Second, a locking fuel cap can help to prevent unauthorized access to your fuel tank. This is important if you’re parked in a public place or if you’re leaving your truck unattended for an extended period of time. Third, a locking fuel cap can help to protect your fuel from contamination. If someone were to pour something harmful into your fuel tank, a locking fuel cap would prevent them from doing so.

If you’re a Kenworth truck owner, I highly recommend investing in a locking fuel cap. It’s a simple way to protect your fuel and keep your truck safe.

Here are a few specific examples of how a Kenworth locking fuel cap has helped other truck owners:

  • Prevented fuel theft: A Kenworth truck owner in California reported that his truck was stolen from his driveway. However, the thief was unable to get the fuel tank open because it was equipped with a locking fuel cap. The truck was eventually recovered, and the owner was able to get his fuel back.
  • Prevented unauthorized access: A Kenworth truck owner in Florida was parked in a public parking lot when someone tried to break into his truck. The thief was unable to get the fuel tank open because it was equipped with a locking fuel cap. The truck owner was able to scare off the thief and keep his truck safe.
  • Protected fuel from contamination: A Kenworth truck owner in Texas was filling up his tank at a gas station when someone accidentally spilled gasoline on his truck. The gasoline would have seeped into the fuel tank if it weren’t for the locking fuel cap. The truck owner was able to clean up the gasoline and prevent any damage to his truck.

These are just a few examples of how a Kenworth locking fuel cap can protect your truck and your fuel. If you’re a Kenworth truck owner, I highly recommend investing in a locking fuel cap. It’s a simple way to protect your investment and keep your truck safe.

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