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  • When to replace your bmw vanos system

Diagnosing a Failing BMW Vanos System – When to Repair Your Vanos

December 4th, 2017|0 Comments

When to Replace or Rebuild your BMW VANOS System This guide brought to you by BMW N54 Tuners will explain what the VANOS system is, the importance of the technology, and most importantly when and [...]

  • BMW n54 500hp build

How-To Build a 500HP 135i, 335i, 535i N54 BMW for Less Than $1,500

June 16th, 2017|1 Comment

Want to Build a 500hp N54? Easy. 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, [...]

  • BMW N54 JB4 Tuner

BMW N54 Tune Comparison: JB4 vs. Cobb vs. Procede

June 15th, 2017|2 Comments

BMW N54 Tune Options: JB4 vs. Cobb vs. PROcede 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 [...]

  • BMS n54 dual cone intakes

BMW N54 Tuning: Dual Cone Intakes – A Full Guide

June 11th, 2017|2 Comments

BMW N54 Dual Cone Intakes 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 [...]

Recent Blog Posts

2011, 2017

BMW N54 Downpipes: Catless vs. Catted High-Flow Downpipes

By | November 20th, 2017|Categories: N54 Tuning Guides|0 Comments

N54 Catless vs. Catted Downpipes Why Upgrade my N54 Downpipes? One of the biggest restrictions on the N54 powered 135i, 335i and 535i is the factory catted downpipes. Downpipes bolt directly to the turbochargers and the factory catalytic converters create significant back-pressure which results in slower turbo spool. Modifying your N54 with catless or high-flow catted downpipes results in faster spool, tremendous power gains, and an aggressive exhaust note. Upgraded downpipes are a great modification especially for N54's that have [...]

1111, 2017

Why you NEED New Plugs & Coils prior to a JB4 Install

By | November 11th, 2017|Categories: General, N54 Maintenance|0 Comments

Why you NEED to Change your Spark Plugs & Ignition Coils prior to a JB4 Install If you have been around our site and read a few of our other posts, you know we preach one thing: changing your spark plugs and ignition coils BEFORE you install a JB4. Well I didn't follow my own rule... I was sitting at work and got a notification that a new item had been posted for sale on the Facebook marketplace in one [...]

110, 2017

DIY: The N54 DSC/DTS malfunction

By | October 1st, 2017|Categories: N54 DIY Guides, N54 Maintenance|1 Comment

The N54 DSC/DTS Malfunction So you've probably had this warning light come on before, and if you haven't...you will.  It typically will trigger when you're making a turn.  If you're at all a stickler for having a clean dash like I am, it will drive you nuts.  It can also cause your turn signal to not automatically reset after your turn.  This is also wildly annoying.  The dealer, and most repair shops, will tell you that you have to replace [...]