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DOD / AFM Delete on Gen 4 LS Trucks: What to Tu...

DOD / AFM Delete on Gen 4 LS Trucks: What to Tune and What Not to Ignore If you own a Gen 4 LS truck, you have probably heard the...

E85 / Flex Fuel Sensor Install for LS Swaps

E85 / Flex Fuel Sensor Install for LS Swaps: Wiring, Tuning, and Common Mistakes E85 is one of the best upgrades for a boosted or high-compression LS setup. It is...

LS Fuel Injector Data: Why Your Tune Runs Like ...

LS Fuel Injector Data: Why Your Tune Runs Like Trash With Bad Injector Settings If you swapped injectors on your LS and the truck suddenly idles rich, stinks like fuel,...

HP Tuners VCM Scanner Setup: Channels Every Beg...

HP Tuners VCM Scanner Setup: Channels Every Beginner Should Log If you are new to HP Tuners, VCM Scanner can feel just as confusing as VCM Editor. Everybody wants to...

4L60E Shift Flare Causes: Diagnosis and Tuning ...

Experiencing a 4L60E shift flare? Learn the common causes, how to diagnose clutch slip in HP Tuners, and the tuning fixes to get your transmission right.

Speed Density Tuning for Beginners: The Ultimat...

Master speed density tuning for beginners. Learn how to ditch the MAF, tune your VE table in HP Tuners, and dial in your big cam or turbo LS build.