Category: Killing a Duramax

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

Bite-Sized Gale Banks

For those of you who love to Gale, but want the equivalent of fast food, check out the video Shorts on the Banks’ YouTube page. Of course, just

January 19, 2024

Cam Science: Killing a Duramax Part 14

The “Killing a Duramax” series makes its triumphant return with part 14 with some cam science! Gale’s been busy with the design of the new L5P cam as he tries

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

Banks engine builder Mike installs a set of S&S Diesel Motorsports Denso injectors that flow 50% over S&S Diesel Motorsport Denso injectors and Gale pushes the L5P to 852

February 28, 2020