N55 E-Series FBO Kit30 Day Money Back Guarantee IN STOCK N55 Full Bolt on kit Create a custom FBO Kit for your N55. Customize your full bolt on kit exactly how you want it for your build. The FMIC is a required upgrade for the FBO kit. 5" FMIC An ARM FMIC upgrade is one of the best modifications for your 135i because not only does it yield an average of 25whp and 27wtq but it does so consistently. "How?" you may ask. When you increase power with a tune for example, you

and is a bulletproof solution to the fragile plastic OEM N54 intake manifold

5" at the connection to the turbo snout

If you've owned a vehicle with a catless exhaust you likely know the odor associated with a catless downpipe

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This can be installed easily on any ARM MK7 FMIC without the need of removing the FMIC

The ARM 6" B58 Downpipe then reduces to the OEM 3

5" diameter to match up perfectly with either the OEM intercooler

Size does matter

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How many gaskets do I need

ARM MK8 FMIC improved cooling efficiency by reducing the rise in IAT's by 84%

0T Midpipes open up the incredible sound that your 4