Quote:
Originally Posted by pompano1000
According to Dinan, the upgrade to Stage 3 (w/ oil cooler & inercooler) boosts the 135i to 408 H.P. and 440 lbs. Torque (same as the M3)
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IIRC the 408 hp number includes the Cold Air Intake - without the CAI it is 398 hp.
Have Fun,
Rick