Killing a Duramax Archives

Harley guys quote Gale on backpressure

DK Custom Products recently posted a video exonerating themselves and educating those who seem to have argued with them in the past about backpressure.

March 1, 2024

Turbo Lag: VG vs Wastegated

In this clip from our Killing a Duramax series, Gale Banks and the team upgraded the stock L5P variable geometry to a larger waste-gated system from Precision.

February 16, 2024

Craving more horsepower? Dive into Gale Banks’ latest YouTube Shorts for a quick fix of diesel performance insights. From electric superchargers to the limitations of modern diesel trucks, these bite-sized videos pack a punch. Learn why even a beast like the 2024 GMC Denali 3500 HD can’t escape the pesky transmission downshift. It’s a must-watch for anyone looking to upgrade their ride and understand the science behind the scene.

January 19, 2024

Cam Science: Killing a Duramax Part 14

Unleash your Duramax L5P’s full potential with expert insights from Gale Banks and Comp Cams. Dive deep into the science of diesel combustion as Gale decodes the intricacies of squish, swirl, valve timing, and more. Discover why stock pistons reign supreme and how this groundbreaking camshaft collaboration is set to revolutionize performance. This isn’t just information; it’s the engineering goldmine every Duramax owner craves.

July 9, 2020

GM Authority Recognizes Diesel Authority

Internet site GM Authority recently wrote about Gale Banks’ video series “Killing a Duramax,” where the test Duramax L5P made 912 horsepower and 1,389 pound-feet of torque

May 21, 2020

Gale upgrades the turbo to a Precision 8085

ENGINEERING UNBOXED: Precision 8085 Turbo!

Gale Banks explains how moving from a Precision 7675 turbo to a Precision 8085 should push the otherwise stock Killing A Duramax L5P over 1,000 horsepower.

May 8, 2020

Unclog the clog: Killing a Duramax Pt 12

We just picked up 60 horsepower by unclogging the clog in the pipes. Sometimes you hit a design wall, and no matter what tricks you try, no

April 30, 2020

Sneak Peek: Killing A Duramax

Here is a sneak peek of the new series from Banks, Killing a Duramax. Erik from Banks’ engineering team has been hard at work on the Killing

April 3, 2020

852 Horsepower is reached on this episode of Killing a Duramax

852 HP: Killing a Duramax Part 11

Want to unleash the hidden power of your diesel engine? S&S Diesel Motorsport’s Denso injectors, proven to deliver 50% more flow, can be the key. See how our customer achieved a mind-blowing 852 horsepower with their L5P setup. Read the full story and be part of the journey to break 900hp! Upgrade your engine and join the high-performance community today!

February 28, 2020