Check out our N54 content ranging from common N54 engine problems to N54 port injection guides and everything between. Don’t miss our upgrade guides: Upgraded twin turbos, single turbo upgrades, downpipes, inlets & outlets, and more.
The BMW N54 engine featured in the 135i, 335i, and 535i is one of the most tune-able engines ever. Some people call it the ‘2JZ’ of German engines, but we think the N54 is on a whole new level. The N54 engine has forged internals, meaning it can handle an immense amount of power without…
Tuning is without question the most important modification when it comes to extracting maximum performance from your N54 engine. Before purchasing a tune for your N54 it is important to consider the pros and cons of the available tunes on the market. This post will highlight the differences between the common N54 tunes and hopefully…
When you mention dual cone intakes or cold air intakes, you tend to get a lot of people that will criticize you by saying things like “all your doing is decreasing the longevity of your engine”, “its a pointless mod, it barely offers any horsepower gains”, “your engine is going to take in so much…
My 135i 600hp Build Alright, the title says 600hp but we’re about building our cars, not buying them, and everyone has to start somewhere. It just happens that my start is at about half that number, with a bone stock 2008 BMW 135i. This post will be an introduction of myself and of my new…
How Often You Should Change Your N54 Spark Plugs & Why For the N54 engine the spark plugs should be changed every ~40,000 miles. Tuned N54’s should have their plugs changed every ~20,000 miles as the additional power will put a higher demand on the spark plugs. The more horsepower and boost you are running…
It is recommended you do this every 40,000-50,000 miles. Installing an OCC (Oil Catch Can) can help prevent some of the carbon build-up, however cleaning is still necessary every ~60,000 miles. Tools Needed: COMING SOON ALONG WITH PHOTOS! Also use: -B12 Chemtool Cleaner (2-3 cans) –Carb/Brake Cleaner (3-5 cans) -Brass Brushes -Wet/Dry Vac -Some kind…
This guide is meant to serve as a guide for newcomers to the n54 tuning scene. The n54 twin turbo engine is beginning to capture a large tuning audience, as it is one of BMW’s most capable engines. If you already have experience with bolt-on tuning, visit our ‘N54 tuning guides’ category of the blog…
A quick Google search will reveal that there is no shortage of debates regarding the use of ethanol fuel. However, most articles focus on the sustainability and feasibility of ethanol fuels. Although sustainability is important to consider, the real question is whether or not higher ethanol mixtures increase engine longevity and performance in the long-term….
First, I’ll lay out my current mods and then move onto a few of the mods I have planned for the future. It’s nothing crazy, but it’s an awesome car. N54 Engine Mods N54 Engine Maintenance In mid-2019 I decided I was keeping the 2007 335i alive for the long-run. It was time to get…
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