We offer performance tuning for most late-model Toyota and Lexus trucks and SUVs, enhancing your vehicle's calibration and providing excellent truck upgrades.

lexus gx series

LEXUS GX 460

A vibrant sunset over a calm lake, with silhouettes of trees and mountains in the background.

Bighorn Tuning offers the OTT TUNE for the 2005-2009 Lexus GX 470 and the 2010-2023 Lexus GX 460

DYNO DATA

LEXUS GX 460

A serene landscape featuring a lake surrounded by mountains and a clear blue sky.

RED LINE - Stock GX 460, 91 Octane Fuel - STOCK Calibration
BLUE LINE - Stock GX 460, 91 Octane Fuel - OTT Calibration

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