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August 26, 2026 •

Mail-In LS ECU Programming: How the Process Works

Building an LS swap and need the factory ECU programmed before the engine is rea...

August 20, 2026 •

How Camshaft Duration Affects Idle Vacuum

Ever notice that a cammed LS has less vacuum and a higher MAP reading at idle th...

August 17, 2026 •

Drive-by-Cable vs. Drive-by-Wire: Which Should You Use?

When planning an LS swap, one decision that comes up early is whether to use a d...

August 13, 2026 •

Mail-In LS Swap Base Tunes — P01 & P59 PCM Programming

Mail-In LS Swap Base Tunes — P01 & P59 PCM Programming Doing an LS swap? Get...

August 10, 2026 •

What Changes for a 4L80E Swap?

Swapping from a 4L60E to a 4L80E behind an LS is more than just bolting in a str...

August 5, 2026 •

Order your Mail-In LS Swap Base Tune Today!!

To order your mail in base tune go to https://midgardind.com/ls-swap-base-tune o...

August 3, 2026 •

What VATS Removal Actually Does

When an LS engine is installed into a different vehicle, one of the first tuning...

July 29, 2026 •

Why Injector Part Numbers Matter

When someone says they have “50-pound injectors,” that sounds like enough inform...

July 27, 2026 •

What Information Does Your Tuner Need?

A good tune starts with good information. The more accurate your build detail...

July 23, 2026 •

Base Startup Tune vs. Street Tune: What’s the Difference?

A base startup tune and a street tune serve two different purposes. Both can be...

July 21, 2026 •

Three Causes of Hanging RPM on Deceleration

If your LS engine hangs at higher RPM when you let off the throttle, the problem...

July 19, 2026 •

How to Identify a P01 Versus P59 ECU

Not sure which Gen 3 LS computer you have? The quickest way to identify it is by...

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Order a Mail-In LS Swap Base Tune Online

Ship us your P01 DBC or P59 DBW PCM and we'll program a startup/base calibration for your LS swap. Choose your package, submit your build details, and check out securely online.

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