Third gear, 4,000 rpm, boost building on the entrance ramp. The tachometer jumps 400 rpm and the car does not. Then you smell it. That is a stock clutch giving up on your tune, and it is the single most common driveline complaint we see on modified BMWs in Houston...
Stage 1 means software only, on stock hardware. On an N55 335i that’s roughly 60 to 70 more horsepower and 80 lb-ft of torque. A B58 M340i picks up close to 70 horsepower, with the torque curve arriving 400 rpm earlier than stock. Real numbers. Before any map...
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1777 Upland Dr STE 107 Houston, TX 77043