The Duramax L5P is already a powerhouse, but smart upgrades and proper tuning can take it to the next level without sacrificing reliability. From advanced monitoring tools to first-to-market tuning ...

Introduced for the 2017 model year, the L5P is the Duramax V8 turbo diesel General Motors utilizes in heavy-duty pickups like the Silverado HD. Manufactured in the United States, the 6.6-liter turbo ...

The L5P and LBZ are considered two of General Motors' best Duramax diesel engines, but each comes with its own strengths and weaknesses worth noting.

For those folks out there with a Duramax-powered Chevy Silverado HD in the driveway eager for a healthy power boost, legendary diesel tuner Gale Banks Engineering is now offering a super simple ...

The L5P isn't like the LML or the LBZ. GM locked it down harder than any previous Duramax — military-grade ECM encryption, ...

Banks Power recently announced the availability of its Derringer performance inline tuner for 2020 GM heavy-duty trucks equipped with the 6.6-liter L5P Duramax diesel engine. Banks reports that the ...

GMC Sierra HD owners looking to squeeze more performance from their Duramax engines now have a new plug-and-play solution, courtesy of the folks from Gale Banks Engineering. The well-known diesel ...

Introduced in 2001, Duramax turbo diesels are up there with the very best from Cummins for the Ram truck brand and Power Stroke for the Ford F-Series line. The 6.6-liter V8 in the Silverado HD and ...

General Motors first introduced the 6.6L Duramax V-8 diesel engine for its ’01 Chevrolet and GMC light trucks. GM cooperatively designed and built the engine with Isuzu to replace the 6.5L oil-burner ...