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How to Read Fuel Trims Correctly

Learn how to read fuel trims correctly in HP Tuners. Understand STFT vs LTFT, diagnose lean or rich conditions, and dial in your VE table like a pro.

Wideband Setup for HP Tuners Explained

Master the wideband setup HP Tuners process. We cover wiring, VCM Scanner configuration, and reading AFR to dial in your LS or LT tune perfectly.

How to Tune an LS With HP Tuners Step by Step

Learn how to tune LS HP Tuners step by step. From reading your stock file to making safe first changes in VE and spark tables, get started tuning today.