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Secondary in-series backside cooler has an additional 6 rows of cooling
We can take the 135i to a realsitic 370bhp with 70 lb
higher torque
Front pipes Kit (Replace catalytic convertors) Right + Left
to meet most of the Race Track noise regulations
Evolve ECU Remap Performance Upgrade - BMW E87 1 Series 130i X5 (E70) Secondary in-series backside cooler hasThe engine found in the 130i respond well to the right type of ECU software. The software upgrade was designed and tested at our dyno facility and on road to give optimal performance with maximum safety. Significant time was taken to develop the software to give improved throttle response and factory like drivability with a progressive power delivery. Our engine tuning philosophy is to improve driveability and enjoyment. We do this by giving an