The ARM N63 Intake for the F12 650i replaces the restrictive stock air boxes with a dual-cone design, improving airflow and freeing up power on your N63-powered BMW. Highlights Increased horsepower and torque. Improved turbo spool and enhanced turbo sound. No cutting or trimming — fully reversible. Front Facing Upgrade (included) Relocates the filters from the engine bay to behind the front grille so the N63 can draw in cooler air than the engine-bay setup offers. Dyno proven On an N63-equipped 2012 550i GT xDrive with a Stage 2 tune (baseline 412 awhp / 482 awtq), the ARM 3" downpipes plus N63 intake added 48 whp and 43 wtq — for a total of 460 awhp / 525 awtq. Fitment (N63/TU 4.4L) BMW F01/F02 750i & 750Li, F06 650i, F07 550i, F10 550i, F12/F13 650i (incl. xDrive), Alpina B6 & B7. What's included: N63 intake piping, hoses, air filters, front facing upgrade. Backed by ARM Motorsports' lifetime warranty against defects in craftsmanship and fitment. Ships from our Vancouver shop — KORE SPEED is proudly Canadian-owned, with no surprise cross-border duties for Canadian buyers. Questions on fitment? Email [email protected].