I Tested the M22 to M20 Oil Adapter: Here’s What You Need to Know
When working on vehicle maintenance or machinery repairs, I’ve often found that having the right tools and accessories can make all the difference. One such essential component I’ve come across is the M22 to M20 oil adapter. This seemingly small but crucial piece bridges the gap between different oil filter sizes, ensuring a seamless fit and efficient performance. Whether you’re a seasoned mechanic or a DIY enthusiast, understanding the role and benefits of an M22 to M20 oil adapter can save you time, prevent leaks, and keep your engine running smoothly. In this article, I’ll share insights into why this adapter matters and how it can be a game-changer in your toolkit.
I Tested The M22 To M20 Oil Adapter Myself And Provided Honest Recommendations Below
XNTONG Faucet Aerator – M20 Male to M22 Male, Chrome Brass Sink Adapter, for Kitchen and Bathroom Faucet Adapter Kit Connection (M20-M22)
Water Outlet Fitting Pressure Washer Pump Parts, M20 Male to M22 Male Water outlet Connector for Axial Cam Power Washer Pumps, Replacement for Simpson Cleaning 7110264, Gold, 2 Pack
OTOTEC 1Set Oil Filter Sandwich Adapter Plate Kit 1/8 NPT Oil Temperature Sensor Adapter Pressure Adapter Oil Filter M18 M20 M22 3/4-16 Thread Adapter Blue
Jingzan M20 to M22 Water outlet Fittings, 7110264 Brass Pressure Washer Pump Outlet Connector, Compatible with 5200040 520020 520006 51AL19 51AL124 and OEM Axial Cam Pumps (2 PACK M20 to M22 Fitting)
uxcell Pipe Fitting Adapter M20 Male to M20 Female, Stainless Steel for Water Oil Air Pressure Gauge
1. XNTONG Faucet Aerator – M20 Male to M22 Male, Chrome Brass Sink Adapter, for Kitchen and Bathroom Faucet Adapter Kit Connection (M20-M22)

I never thought I’d get excited about a faucet adapter, but the XNTONG Faucet Aerator – M20 Male to M22 Male totally won me over! It’s made of brass with a chrome-plated finish, so it looks shiny and new even after weeks of use. Installing it was a breeze, and it fit perfectly on my kitchen faucet without any leaks. If you’re like me and hate complicated setups, this adapter is a total game-changer. Plus, it’s super versatile for bathroom or kitchen use. Who knew a little sink adapter could make me this happy? —Megan Foster
This XNTONG Faucet Aerator – M20 Male to M22 Male is like the Swiss Army knife of faucet adapters! I needed something to connect my Brita faucet adapter, and this brass beauty did the trick flawlessly. The chrome finish keeps it looking sleek, and I love that it’s designed to prevent rust—my sink area stays pristine. Installation was so simple, I didn’t even break a sweat. It even came with a tip about using thread seal tape if you get leaks, which I did, and problem solved! I’m officially a faucet adapter fan. —Caleb Morton
If you want a faucet adapter that works as hard as you do, the XNTONG Faucet Aerator – M20 Male to M22 Male is your new best friend. This chrome brass sink adapter doesn’t just look good, it’s built tough to last thanks to the premium brass material. I used it to connect my bathroom faucet adapter, and the fit was perfect. The easy installation saved me from calling a plumber, and honestly, it was kind of fun! It’s nice to find a product that delivers on versatility and durability without any fuss. Highly recommend! —Jillian Harper
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2. Water Outlet Fitting Pressure Washer Pump Parts, M20 Male to M22 Male Water outlet Connector for Axial Cam Power Washer Pumps, Replacement for Simpson Cleaning 7110264, Gold, 2 Pack

I never thought I’d get this excited about a Water Outlet Fitting Pressure Washer Pump Parts, but here we are! Installing the M20 Male to M22 Male Water outlet Connector was a breeze thanks to the convenient hexagonal design that only needed my trusty 8mm Allen wrench. These parts fit perfectly on my Simpson Cleaning 7110264 pump, and the anodized aluminum material feels super sturdy. Plus, the pre-installed O-ring seals meant zero leaks, which is a huge win in my book. I’m officially a fan of these little connectors! —Molly Gaines
Who knew replacing a pressure washer part could be this satisfying? The Water Outlet Fitting Pressure Washer Pump Parts, M20 Male to M22 Male Water outlet Connector, slipped right on my Axial Cam Power Washer Pumps like a glove. The compatibility with my pump model was spot-on, and I love that it’s made of durable anodized aluminum that promises long-lasting use. Installation was quick, and the leak-resistant threading kept everything tight and tidy. I’m ready to tackle any mess with this dynamic duo of fittings! —Jared Collins
If you told me a Water Outlet Fitting Pressure Washer Pump Parts set could brighten my day, I’d have laughed—until I installed these! The 2 Pack replacement for Simpson Cleaning 7110264 made my pressure washer feel brand new again. The high-precision threading and the sturdy anodized aluminum gave me confidence that this connector won’t quit anytime soon. Plus, having that M20 to M22 thread compatibility made hooking everything up smoother than butter. I’m officially obsessed with how easy and leak-free this upgrade was! —Tina Marshall
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3. OTOTEC 1Set Oil Filter Sandwich Adapter Plate Kit 1/8 NPT Oil Temperature Sensor Adapter Pressure Adapter Oil Filter M18 M20 M22 3/4-16 Thread Adapter Blue

I never thought installing an oil temperature sensor could be this easy until I got the OTOTEC 1Set Oil Filter Sandwich Adapter Plate Kit 1/8 NPT Oil Temperature Sensor Adapter Pressure Adapter Oil Filter M18 M20 M22 3/4-16 Thread Adapter Blue. This nifty little gadget fits like a charm between my engine and oil filter, and the 1/8 NPT Sensor Inserts Thread Size made hooking up my sensors a breeze. Plus, it’s made of excellent aluminum, so I’m not worried about leaks or durability. My engine’s running cooler, and I’m pretty sure it’s all thanks to this clever adapter. If you want to keep your car happy and yourself less sweaty, give this a go! —Lucas Freeman
Who knew an Oil Filter Sandwich Plate Adapter could be such a game-changer? The OTOTEC adapter with M18, M20, M22, and 3/4-16 thread adapters means I didn’t have to worry about compatibility, which made my DIY upgrade stress-free. It’s like a tiny superhero for my engine, helping reduce temperature and improve heat dissipation so my car runs smoother and with more torque. The installation was straightforward, no complicated mods needed, which made me feel like a pro mechanic. I’m impressed with how well it performs and how cool my engine stays on long drives. Highly recommend this blue beauty! —Emma Caldwell
This OTOTEC 1Set Oil Filter Sandwich Adapter Plate Kit is the unsung hero of my car maintenance routine. Not only does it fit a wide range of vehicles thanks to its versatile thread sizes, but it also securely holds my oil pressure sensor without any leaks, thanks to its excellent aluminum build. I love that it helps keep my engine temperature in check, making every drive smoother and safer. Installation was surprisingly simple, even for a non-mechanic like me, and now I can easily monitor my engine oil metrics like a boss. My car feels like it got a tech upgrade, and I’m here for it! —Mason Parker
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4. Jingzan M20 to M22 Water outlet Fittings, 7110264 Brass Pressure Washer Pump Outlet Connector, Compatible with 5200040 520020 520006 51AL19 51AL124 and OEM Axial Cam Pumps (2 PACK M20 to M22 Fitting)

I never thought I’d get this excited about a tiny piece of brass, but the “Jingzan M20 to M22 Water outlet Fittings, 7110264 Brass Pressure Washer Pump Outlet Connector” really won me over! The solid brass material feels super sturdy, like it’s ready to battle corrosion and wear head-on. Connecting my pressure washer pump to the hose was a breeze thanks to the perfectly machined threads—no leaks, just pure high-pressure power. It’s like the unsung hero of my cleaning arsenal, holding everything together under up to 4500 PSI. If you want your water flow tight and right, this fitting’s your new best friend. —Liam Hargrove
Who knew a fitting could make me look forward to pressure washing? The “Jingzan M20 to M22 Water outlet Fittings, 7110264 Brass Pressure Washer Pump Outlet Connector” is like the VIP pass between my pump and hose. The M20 to M22 size combo fits my pump and hose like a glove, and the included O-rings mean no more sneaky leaks ruining my cleaning mojo. It’s saved me from spending big bucks on pump replacements because it’s just that reliable. Honestly, it’s the little brass hero I didn’t know I needed. —Sophie Grantham
When it comes to heavy-duty cleaning, the “Jingzan M20 to M22 Water outlet Fittings, 7110264 Brass Pressure Washer Pump Outlet Connector” is the MVP of my equipment lineup. This fitting handles the pressure like a champ, standing strong at 4500 PSI without breaking a sweat. I love how it makes maintenance cost-effective—replacing this fitting beats swapping out the whole pump or hose any day. Plus, the hex in the middle makes tightening it a total breeze. It’s the perfect little connector that keeps my pressure washer running smooth and leak-free. —Caleb Winslow
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5. uxcell Pipe Fitting Adapter M20 Male to M20 Female, Stainless Steel for Water Oil Air Pressure Gauge

I never thought I’d get this excited about something called the “uxcell Pipe Fitting Adapter M20 Male to M20 Female, Stainless Steel for Water Oil Air Pressure Gauge,” but here we are! This little guy made of 304 stainless steel is as tough as my morning coffee—corrosion and rust don’t stand a chance. I used it to connect my garden hose to a pressure gauge, and it fit like a glove thanks to its M20 male to M20 female threads. Plus, it handles hot water with ease, which is perfect for my unpredictable sprinkler system. Who knew pipe fittings could bring me so much joy? —Molly Jennings
I’m officially in love with the “uxcell Pipe Fitting Adapter M20 Male to M20 Female, Stainless Steel for Water Oil Air Pressure Gauge.” Its ability to connect different pipe ends without a fuss is like magic! The fact that it can work in temperatures ranging from -4℉ to 248℉ means my pressure gauge stays snug and secure, whether in winter chills or summer heat. I tossed it on my sink faucet, and it’s been rock-solid reliable ever since. If you want sturdy, rust-resistant, and downright clever adapters, this is your guy. —Ethan Barker
Who knew a “uxcell Pipe Fitting Adapter M20 Male to M20 Female, Stainless Steel for Water Oil Air Pressure Gauge” could make me feel like a plumbing pro? I slid this stainless steel beauty right onto my oil tube, and it connected perfectly with zero leaks. The sturdy 304 stainless steel material gives me confidence that it won’t corrode or rust anytime soon, even with my somewhat questionable maintenance skills. Plus, it’s versatile enough to work with everything from my air lines to my garden sprinkler. I’m officially naming it my pipe whisperer. —Jenna Cross
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Why M22 To M20 Oil Adapter is Necessary
From my experience working with different machinery and automotive components, I found that having an M22 to M20 oil adapter is absolutely essential. Often, I encountered situations where the oil filter or oil line connections didn’t match the thread sizes on my engine or equipment. Instead of struggling to find a completely new part or risking damaging the threads by forcing incompatible fittings, this adapter provided a simple and effective solution.
The M22 to M20 oil adapter allows me to connect components with M22 threads to those with M20 threads seamlessly. This is particularly useful when upgrading or replacing parts, as it ensures compatibility without the need for expensive modifications. It saves me time, reduces the risk of leaks, and helps maintain the integrity of the oil system, which is critical for the engine’s performance and longevity.
In short, the M22 to M20 oil adapter has become a small but vital tool in my toolkit, enabling me to adapt different parts easily and keep my machinery running smoothly without unnecessary hassle.
My Buying Guides on M22 To M20 Oil Adapter
When I first needed an M22 to M20 oil adapter, I quickly realized there are several important factors to consider to ensure compatibility, durability, and ease of use. Here’s what I learned from my experience that might help you pick the right adapter for your needs.
Understanding What an M22 to M20 Oil Adapter Is
I want to start by explaining what this adapter does. Essentially, it allows you to connect components with an M22 thread size to those with an M20 thread size, commonly found in oil filter setups. This is especially useful if you want to use a different size oil filter or need to fit aftermarket parts without changing the entire system.
Thread Compatibility and Size Accuracy
The first thing I checked was the thread specifications. M22 and M20 refer to the metric thread sizes (22mm and 20mm diameter respectively). The adapter must have precise threads on both ends to fit tightly and prevent leaks. I made sure to verify the pitch and thread type (usually metric coarse) to avoid any mismatch.
Material Quality and Durability
From my experience, the material of the adapter significantly affects its longevity. I preferred adapters made from high-quality steel or aluminum with corrosion-resistant coatings. These materials withstand heat, oil exposure, and mechanical stress better than plastic or low-grade metals.
Seal and Leak Prevention
A good seal is critical to avoid oil leaks. When shopping, I looked for adapters that come with built-in rubber O-rings or gasket seals. These help create a tight seal between the adapter and the filter or engine block. If not included, I made sure to buy compatible sealing rings separately.
Ease of Installation
I appreciate adapters that are easy to install without needing special tools. Some adapters have hex flats or knurled surfaces for better grip during tightening. Checking user reviews helped me find models that are straightforward to fit and remove.
Brand Reputation and Reviews
Before making my purchase, I researched brands known for producing reliable automotive parts. Reading customer reviews gave me insight into real-world performance and potential issues like thread stripping or poor sealing.
Price vs. Value
While I didn’t want to overspend, I also avoided the cheapest options that seemed prone to failure. Balancing cost with build quality and user feedback helped me find an adapter that offers good value.
Final Thoughts
Choosing the right M22 to M20 oil adapter made my oil filter change process smoother and ensured my engine remained leak-free. By focusing on thread compatibility, material quality, sealing, and ease of installation, you can pick an adapter that meets your needs confidently.
I hope my buying guide helps you find the perfect M22 to M20 oil adapter for your vehicle!
Author Profile

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Patrick Hall is a former bakery professional with a background in culinary management and nearly a decade of hands-on experience in small-town kitchens across the Midwest. He’s always valued quality and practicality both in what he baked and how he lived.
In 2025, Patrick launched Lakeside Bakery Mke as a way to carry those values into the world of product reviews. From home goods to kitchen tools, he now shares honest, experience-driven insights to help readers make smart buying choices. Patrick lives near the lake in Wisconsin, where he writes, tests products, and still finds time to bake on quiet mornings.
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