bmwn54tuners.com
BMW N54 Tune Comparison: JB4 vs. Cobb vs. Procede
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 highlight the differences between the common tunes for the N54 and hopefully help identify which tune is right for your goals. Piggyback