BMW Z4 35i - N55 Twinscroll 306 hp
35i - N55 Twinscroll • petrol
Stage 1 Remap
Price on enquiry
30-day money back
Power Gains
Original Power306 BHP
Stage 1 Power350 BHP
Stage 1 Gain
+44 BHP (14%)
Stage 2 Power
370 BHPHardware Mods Required
Stage 2 Gain
+64 BHP (21%)
Torque Gains
Original Torque400 Nm
Stage 1 Torque520 Nm
Stage 1 Gain
+120 Nm
Stage 2 Torque
540 NmHardware Mods Required
Stage 2 Gain
+140 Nm (35%)
BMW Z4 E85 2003
Performance Curve
Simulated curve based on typical power/torque characteristics. Actual results verified against live ECU data during development.
What's Included
Custom ECU Remap
30 Day Money Back Guarantee (Terms apply)
Full Diagnostic Check
Lifetime Software Warranty
Mobile Service Varies by Location
IMI Certified Technicians
Contact to Book
BMW Z4 E85 2003 BMW Z4 35i - N55 Twinscroll 306 hp
35i - N55 Twinscroll • petrol
No two cars are the same. The figures shown are typical gains - your actual results may vary based on your vehicle's condition, mileage, and modifications. We provide honest, realistic expectations during your consultation.
+44 BHP • Stage 1
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