5.3 V8 380hp Stage 1 tuning

The Chevrolet Tahoe 5.3 V8 380hp produces 380 hp and 416 Nm as standard. The YASTUNING Stage 1 remap file takes it to 400 hp and 440 Nm, a gain of +20 hp and +24 Nm. Engine code L83. The file is checksum-corrected and reviewed by an experienced calibrator within factory component tolerances.