Hamann has recently revealed its first aftermarket program based on the BMW 4-Series Coupe with focus mainly on power upgrades.
The kit comes with several output increases for the vast majority of the models within the 4-Series Coupe range, as stated below:
420d/420d xDrive: from 184 HP (135 kW) and 380 Nm (280 lb-ft) of torque to 216 HP and 440 Nm (324 lb-ft)
430d: earlier 258 HP (190 kW) and 560 Nm (413 lb-ft) and now 295 HP (217 kW) and 605 Nm (446 lb-ft)
435d xDrive: earlier 313 HP (230 kW) and 630 Nm (464 lb-ft) to 355 HP (260 kW) and 695 Nm (512 lb-ft)
420i/420i xDrive TwinPower: from 184 HP (135 kW) and 270 Nm (199 lb-ft) to 208 HP (153 kW) and 315 Nm (232 lb-ft)
428i/428i xDrive TwinPower: earlier 245 HP (180 kW) and 350 Nm (258 lb-ft) and now 272 HP (200 kW) to 392 Nm (289 lb-ft)
435i/435i xDrive TwinPower: from 306 HP (225 kW) and 400 Nm (295 lb-ft) to 348 HP (256 kW) and 449 Nm (331 lb-ft) of torque
Other highlights of the kit include two wheel designs, two suspension lowering kits, along with a variety of accessories including aluminum pedals and footrests.