Available engines(22)
20i (2.0T) EU6d - 184ch
essence
30i (2.0T) EU6d - 258ch
essence
30i - 245ch
essence
M40i - 374ch
essence
20d MHEV - 190ch
diesel
18i (1.5T) - 136ch
essence
20i - 163ch
essence
20i - 184ch
essence
28i - 245ch
essence
30i (2.0T) EU6d - 252ch
essence
35i Twinscroll (N55) - 306ch
essence
40i - 326ch
essence
40i perf - 360ch
essence
18d - 136ch
diesel
18d - 150ch
diesel
20d - 163ch
diesel
20d - 184ch
diesel
20d - 190ch
diesel
25d - 218ch
diesel
30d (perf.) - 286ch
diesel
30d - 258ch
diesel
35d - 313ch
diesel
BMW 4-serie tuning: everything you need to know
The BMW 4-serie is tuned via an ECU map optimisation tailored to each engine. Among the 22 available engines, gains vary by powertrain: expect on average 15 to 30% more power and torque from Stage 1.
Select your BMW 4-serie engine above to view detailed gains per stage (Stage 1, Stage 2, E85), stock and tuned performance, and indicative tuner pricing.
