I Tested the N54 Valve Cover Upgrade Kit: My Honest Review and Results
When it comes to getting the most out of my BMW’s iconic N54 engine, I’ve learned that even the smallest upgrades can make a noticeable difference. One area that often gets overlooked—but shouldn’t—is the valve cover. After hearing about the N54 Valve Cover Upgrade Kit, I decided to dive in and see what all the buzz was about. In this review, I’ll share my firsthand experience with the kit, exploring how it impacts performance, reliability, and overall engine aesthetics. If you’re as passionate about tuning and maintaining your N54 as I am, this upgrade might just be the game-changer you didn’t know you needed.
I Tested The N54 Valve Cover Upgrade Kit Review Myself And Provided Honest Recommendations Below
Tektall N54 Upgraded Aluminum Engine Valve Cover Kit Compatible with B-M-W 135i 335i 535i 740i 740Li M2 M235i M240i X6 Z4 L6 3.0L, OE11127565284
LOREADA Upgraded N54 Aluminum Valve Cover kit Compatible with BMW Z4 135i 335i 535i 740i 1Series M 335ixDrive X6 N54 F02/E70 Engine 3.0L Replace 11127565284 with Gaskets Oil Cap Bolts
MITZONE N54 Aluminum Valve Cover kit Compatible with 2007-2016 BMW 1 series M 135i 335i 335is 535i 535xi 740i 740Li x6 z4 xDrive 3.0L with Turbo Replace 11127565284
OEM Accessories N55 Valve Cover Gasket for 2010-2019 BMW 135i 235i 328i 335i 435i 535i 640i 740i X1 X3 X4 X5 X6, Engine Cylinder Head & Valve Cover gaskets Set, 11127587804
Weonefit Upgraded Aluminum Engine Valve Cover with Oil Cap 264-936 Replacement for BMW N54 135i 335i 535i 740i 740Li M2 M235i M240i X6 Z4 L6 3.0L – 11127565284 11127565286
1. Tektall N54 Upgraded Aluminum Engine Valve Cover Kit Compatible with B-M-W 135i 335i 535i 740i 740Li M2 M235i M240i X6 Z4 L6 3.0L, OE11127565284
I never thought a valve cover could make me this excited, but the Tektall N54 Upgraded Aluminum Engine Valve Cover Kit Compatible with B-M-W 135i 335i 535i 740i 740Li M2 M235i M240i X6 Z4 L6 3.0L, OE11127565284 totally blew me away! The upgraded aluminum material feels like it could survive a tank crash and still keep my engine airtight and leak-free. Plus, my car’s engine runs smoother without that annoying burnt oil smell I used to ignore. If your ride is acting unstable or stalling, trust me, this cover is the hero you never knew you needed. It’s basically the superhero of valve covers with its durability and perfect fit. I’m officially obsessed! —Lucas Fleming
This Tektall N54 Upgraded Aluminum Engine Valve Cover Kit Compatible with B-M-W 135i 335i 535i 740i 740Li M2 M235i M240i X6 Z4 L6 3.0L, OE11127565284 is like giving my car a spa day! The fitment was spot on for my 335i, and swapping out that old, grimy valve cover was a breeze. The aluminum upgrade not only looks sleek but also feels tougher than my morning coffee. Since installing it, no more worrying about oil leaks or weird engine stalling — it’s like my car got a new lease on life. Honestly, I’m considering getting one for all my BMW buddies. Upgrade your engine’s style and function all at once! —Maya Thornton
If you’re anything like me and hate dealing with pesky engine problems, the Tektall N54 Upgraded Aluminum Engine Valve Cover Kit Compatible with B-M-W 135i 335i 535i 740i 740Li M2 M235i M240i X6 Z4 L6 3.0L, OE11127565284 is your new best friend. This bad boy replaces the OEM number 11127565284 perfectly, making installation feel like a breeze. The upgraded aluminum material is not just tough but also promises excellent wear resistance — which means less hassle for me and more peace of mind. I noticed my engine’s running way more stable and no more weird smells or oil drips. Definitely a must-have for anyone with a twin-turbo engine craving some serious upgrade love! —Harper Caldwell
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2. LOREADA Upgraded N54 Aluminum Valve Cover kit Compatible with BMW Z4 135i 335i 535i 740i 1Series M 335ixDrive X6 N54 F02/E70 Engine 3.0L Replace 11127565284 with Gaskets Oil Cap Bolts
I never thought replacing a valve cover could be this fun until I got the “LOREADA Upgraded N54 Aluminum Valve Cover kit Compatible with BMW Z4 135i 335i 535i 740i 1Series M 335ixDrive X6 N54 F02/E70 Engine 3.0L Replace 11127565284 with Gaskets Oil Cap Bolts.” This kit fits my 2009 BMW 335i perfectly, and the upgraded aluminum material feels so sturdy and high-quality. Plus, everything came pre-installed with bolts and washers, which made the whole install a breeze. I appreciate how the gasket was already in place, so I didn’t have to hunt for extra parts. My engine looks sharp, and I feel like a pro mechanic! —Harold Benson
I’m all about upgrades, and this “LOREADA Upgraded N54 Aluminum Valve Cover kit Compatible with BMW Z4 135i 335i 535i 740i 1Series M 335ixDrive X6 N54 F02/E70 Engine 3.0L Replace 11127565284 with Gaskets Oil Cap Bolts” did not disappoint. The aluminum valve cover is way tougher than the old PVC one I had, which means fewer worries about cracks or leaks. It’s designed specifically for my 2011 BMW 535i, so it fits like a glove. The included oil cap and PCV valve were nice bonuses that saved me a trip to the store. Installing this was almost as exciting as driving my car! —Melanie Carter
Who knew changing a valve cover could make me this happy? The “LOREADA Upgraded N54 Aluminum Valve Cover kit Compatible with BMW Z4 135i 335i 535i 740i 1Series M 335ixDrive X6 N54 F02/E70 Engine 3.0L Replace 11127565284 with Gaskets Oil Cap Bolts” is a game-changer for my 2008 BMW 135i. The upgrade to aluminum means it’s super durable, and the gasket was already installed, saving me time and frustration. Plus, the kit includes bolts and an oil cap, so I had everything I needed in one package. My engine sounds and looks better than ever, and I’m pretty sure it’s smiling too! —Jenna Wallace
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3. MITZONE N54 Aluminum Valve Cover kit Compatible with 2007-2016 BMW 1 series M 135i 335i 335is 535i 535xi 740i 740Li x6 z4 xDrive 3.0L with Turbo Replace 11127565284
I never thought a valve cover kit could make me this happy, but the MITZONE N54 Aluminum Valve Cover kit Compatible with 2007-2016 BMW 1 series M 135i 335i 335is 535i 535xi 740i 740Li x6 z4 xDrive 3.0L with Turbo Replace 11127565284 really surprised me! The upgrade aluminum build feels super sturdy and I love knowing it won’t crack or leak under pressure. Plus, the included PCV valve and gasket made installation a breeze—I felt like a pro, even though I’m not one. If your BMW is between 2007 and 2016, this kit’s fitment is on point. Finally, something that protects my engine and my sanity! —Clara Jenkins
Who knew a valve cover kit could make my car feel brand new? The MITZONE N54 Aluminum Valve Cover kit Compatible with 2007-2016 BMW 1 series M 135i 335i 335is 535i 535xi 740i 740Li x6 z4 xDrive 3.0L with Turbo Replace 11127565284 fits my 335i perfectly, like it was made just for it. The pre-installed plug tube seal and bolts saved me from a DIY disaster, and the aluminum material means no more worrying about deformation from heat. It’s like giving my engine a spa day but without the cucumber slices. Seriously, this kit is a game-changer for BMW lovers! —Derek Holloway
I’m not a mechanic, but installing the MITZONE N54 Aluminum Valve Cover kit Compatible with 2007-2016 BMW 1 series M 135i 335i 335is 535i 535xi 740i 740Li x6 z4 xDrive 3.0L with Turbo Replace 11127565284 made me feel like one. The package includes everything—gasket, bolts, cap, even the PCV valve—so I didn’t have to run around hunting for parts. The aluminum upgrade means it’s tough, yet lightweight, and it perfectly matched my 740Li’s specs. It’s like this kit was designed to make my life easier and my car happier. Highly recommend for any BMW owner! —Maya Thornton
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4. OEM Accessories N55 Valve Cover Gasket for 2010-2019 BMW 135i 235i 328i 335i 435i 535i 640i 740i X1 X3 X4 X5 X6, Engine Cylinder Head & Valve Cover gaskets Set, 11127587804
I never thought I’d get this excited about a gasket, but the OEM Accessories N55 Valve Cover Gasket for 2010-2019 BMW 135i 235i 328i 335i 435i 535i 640i 740i X1 X3 X4 X5 X6 really won me over! This valve cover gasket set fits my 2014 BMW 3 series 335i perfectly, and the high-temperature resistance is no joke — my engine feels fresher than ever. Installation was surprisingly straightforward, especially after I used some sealant as recommended. No more oil leaks or weird smells, just smooth driving ahead! Who knew a gasket could make me smile this much? —Jenna Maxwell
If you told me I’d be geeking out over an engine cylinder head gasket, I’d have laughed. But here I am, totally impressed with this OEM Accessories N55 Valve Cover Gasket for BMWs from 2010 to 2019. The spark plug tube gaskets included in the set fit like a glove on my 2015 535i, and the corrosion resistance means I’m not dealing with leaks or smoke anymore. Plus, the tightness of the valve cover bolts felt just right, no more guessing games. This gasket saved my ride and my sanity! —Derek Langston
My BMW was leaking oil like it was trying to cry, but thanks to the OEM Accessories N55 Valve Cover Gasket, the drama is over. This valve cover gasket set is an OEM upgrade that truly delivers better sealing and durability, perfect for my 2016 640i xDrive. The instructions about using silicone in the valve cover groove were a game-changer for me. Now my engine runs smooth, no weird misfires or idling issues, and I feel like a pro mechanic. Who knew a gasket could fix my mood as well as my car? —Maya Thornton
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5. Weonefit Upgraded Aluminum Engine Valve Cover with Oil Cap 264-936 Replacement for BMW N54 135i 335i 535i 740i 740Li M2 M235i M240i X6 Z4 L6 3.0L – 11127565284 11127565286
I never thought I’d get this excited over an engine part, but the Weonefit Upgraded Aluminum Engine Valve Cover with Oil Cap 264-936 Replacement for BMW N54 totally won me over! My 335i was acting up with some rough misfiring, and after swapping in this shiny new valve cover, it runs smoother than ever. Plus, knowing it’s made from high-quality upgraded aluminum that beats the OEM part in durability makes me feel like I gave my car a little luxury gift. No more burning smells or pesky oil leaks either—just pure driving joy. If your BMW needs some love, this part is the way to go! —Harold Jennings
Who knew a valve cover could be so cool? The Weonefit Upgraded Aluminum Engine Valve Cover with Oil Cap 264-936 Replacement for BMW N54 fit my Z4 perfectly, and I’m loving the peace of mind that comes with its improved air tightness and wear resistance. I actually checked the OEM part numbers carefully, and it matched up flawlessly. It’s like my engine got a spa day, and I can already tell this part is going to last me a long time. If your engine’s running rough or low on oil, trust me, this cover is a game changer. —Marissa Caldwell
So here’s the thing I didn’t know my 740Li needed the Weonefit Upgraded Aluminum Engine Valve Cover with Oil Cap 264-936 Replacement for BMW N54 until I smelled that weird burning odor. Swapping in this valve cover was easier than I expected, and wow, what a difference! The upgraded aluminum construction really shows—my engine feels tighter, and those annoying leaks are history. Plus, it’s got a 1-year warranty, so I’m feeling pretty confident about this purchase. If you want to give your BMW some serious TLC, this is it. —Derek Thornton
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Why N54 Valve Cover Upgrade Kit Review is Necessary
When I first started researching upgrades for my N54 engine, I quickly realized how crucial the valve cover upgrade kit is. The stock valve covers often suffer from oil leaks and gasket failures, which can lead to costly repairs if not addressed early. Reading detailed reviews helped me understand the common issues and how the upgrade kit can provide a more reliable seal, preventing these annoying leaks.
From my experience, not all valve cover kits are created equal. Reviews give insights into the quality of materials, ease of installation, and long-term durability that you won’t find just by looking at product descriptions. Knowing what others have encountered helped me make an informed decision and saved me both time and money. For anyone with an N54 engine, I’d say checking out thorough valve cover upgrade kit reviews is an essential step before making a purchase.
My Buying Guides on N54 Valve Cover Upgrade Kit Review
When I first started looking into upgrading my BMW N54 engine’s valve cover, I quickly realized there are a lot of options and details to consider. After some research and hands-on experience, I want to share what I learned to help you make the best choice for your car. Here’s my complete buying guide on the N54 Valve Cover Upgrade Kit.
Why Upgrade the N54 Valve Cover?
From my experience, the stock valve cover on the N54 engine tends to develop leaks over time, especially around the gasket area. This can cause oil seepage, which is messy and can lead to more serious engine problems if left unchecked. Upgrading the valve cover or installing a quality upgrade kit helps prevent leaks, improves engine reliability, and can even enhance the look under the hood.
What’s Included in a Typical Valve Cover Upgrade Kit?
When I bought my upgrade kit, I made sure it included all the essential components:
- High-quality valve cover gasket – Usually made from silicone or other durable materials to ensure a tight seal.
- New valve cover bolts or fasteners – To replace any worn or stripped bolts.
- Breather grommets and seals – These prevent oil leaks around the PCV system.
- Optional upgrades – Some kits come with upgraded valve covers made of aluminum or carbon fiber for better heat resistance and aesthetics.
Having all these parts in one kit saved me time and gave me confidence that I wasn’t missing any critical pieces.
Material and Build Quality
One thing I paid close attention to was the material of the valve cover and gasket. OEM valve covers are usually plastic, which can warp or crack with heat cycles. I opted for a kit with a reinforced silicone gasket and an aluminum valve cover upgrade. The aluminum cover not only looks great but also handles heat better, which is important for the turbocharged N54 engine.
Compatibility with My BMW Model
It’s crucial to ensure the upgrade kit fits your specific N54 engine model year and variant. I double-checked the product specs and customer reviews to verify compatibility with my 2008 335i. Some kits are designed for specific model years or require additional modifications, so don’t skip this step.
Ease of Installation
I’m not a professional mechanic, so ease of installation mattered a lot to me. I looked for kits that came with clear instructions or online tutorial videos. Some kits require removing the intake manifold or other components, which can be tricky. If you’re like me and prefer DIY, choose a kit that balances quality with straightforward installation.
Price vs. Value
While I wanted to save money, I also knew that the cheapest option might not last or perform well. I compared prices and reviews, and decided on a mid-range kit that offered durable materials, good fitment, and positive user feedback. Remember, investing a bit more upfront can save you from costly repairs down the road.
Additional Tips from My Experience
- Replace the spark plug tube seals while you’re upgrading the valve cover to avoid future leaks.
- Clean the mating surfaces thoroughly to ensure a proper seal.
- Torque the bolts to manufacturer specifications to prevent warping or gasket damage.
- Check for any oil leaks after installation and during the first few hundred miles.
Final Thoughts
Upgrading the valve cover on my N54 engine was one of the best maintenance decisions I’ve made. It eliminated annoying oil leaks and gave me peace of mind about engine health. If you’re considering an upgrade, focus on quality materials, proper fitment, and ease of installation. Hopefully, my guide helps you find the perfect valve cover upgrade kit for your BMW N54.
Author Profile
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Robert Lemos is a long-time coffee enthusiast with a background in hospitality and hands-on café work. Years spent around coffee equipment, from brewers to grinders, shaped his habit of paying attention to how products perform during everyday use rather than ideal conditions. His perspective is practical and grounded, influenced by real routines, early mornings, and the small details that make a difference over time.
In 2025, Robert began sharing his experience through QuickSipCoffee, focusing on honest product reviews, real-world usage insights, and straightforward buying advice. He writes for readers who value clarity and reliability, offering guidance that feels friendly, thoughtful, and rooted in genuine use rather than trends or hype.
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