BMW Z4 E85 (2003–2008) tuning files
Typical stock and Stage 1 figures for each engine. Open an engine for torque, ECU and technical data.
Engine
Stock
Stage 1
Gain
2.0i 150hp
150 hp
165 hp
+15 hp
2.2i 170hp
170 hp
185 hp
+15 hp
2.3i 204hp
204 hp
225 hp
+21 hp
2.5i 177hp
177 hp
193 hp
+16 hp
2.5i 192hp
192 hp
210 hp
+18 hp
2.5i 211hp
211 hp
235 hp
+24 hp
2.5si 218hp
218 hp
235 hp
+17 hp
3.0i 231hp
231 hp
246 hp
+15 hp
3.0i 258hp
258 hp
278 hp
+20 hp
3.0si 265hp
265 hp
280 hp
+15 hp
3.5i - N54 - 306hp
306 hp
370 hp
+64 hp
3.5i - N55 - Twinscroll - 306hp
306 hp
350 hp
+44 hp
3.5is - N54 - 340hp
340 hp
370 hp
+30 hp
M 3.2 343hp
343 hp
365 hp
+22 hp
Figures are typical for a stock vehicle in good condition. Actual results depend on condition, fuel quality and fitted hardware.