Collection: GM Duramax All-In-One Kits

We’ve gathered the best All-in-One DPF/DEF/EGR delete kits for not only LML Duramax but also the L5P Duramax diesels, older 2001-2010 LMM/LBZ/LLY/LB7 Duramax engines, and 2016-2019 LWN models, offering a complete solution for your diesel performance upgrades.

Available Duramax Delete Kits

This collection includes delete kits for all major GM Duramax engine models:

L5P Duramax (2017–2023): The latest generation of Duramax, providing high-performance all-in-one delete kits.
LML Duramax (2011–2016): Proven and reliable kits for earlier-generation Duramax engines.
LMM Duramax (2007.5-2010): Designed for mid-generation Duramax trucks, offering complete delete solutions that improve reliability, exhaust flow, and overall performance.
LBZ Duramax (2006-2007): A highly regarded Duramax platform, supported with durable delete kits focused on maximizing power and long-term engine longevity.
LLY Duramax (2004-2005): Early Duramax engines equipped with dependable delete options to reduce EGTs, enhance airflow, and improve drivability.
LB7 Duramax (2001-2004)The original Duramax platform, supported with reliable delete solutions designed to improve exhaust flow, engine efficiency, and long-term performance.
LWN Duramax (2016-2019): 2.8L diesel engines for GM trucks, optimized for performance and efficiency.

Each kit in this collection is engineered to ensure a perfect fit and maximize performance, whether you’re working with a newer L5P Duramax, LML model, or an older LMM/LBZ/LLY/LB7 model.

Why Choose the GM Duramax Delete Kit Collection?

This collection offers:

Comprehensive Coverage: Every available delete kit for GM Duramax engines, including L5P, LML, and older LMM/LBZ/LLY/LB7 models.
All-in-One Solutions: Complete DPF, DEF, and EGR removal kits tailored for your Duramax engine.
Tuner Support: Kits designed with tuning support, ensuring that your truck runs optimally after the emissions systems are deleted.
Professional-Grade Performance: These kits are designed for both daily driving and heavy-duty commercial use, ensuring reliability and performance in all conditions.

If you’re searching for the best L5P delete kit, look no further. This page organizes every GM Duramax delete kit you need, from the L5P (2017–2023) to the LML (2011–2016) and LMM/LBZ/LLY/LB7/LWN (2001–2010 & 2016-2019) models. Whether you’re upgrading your truck for better fuel economy, more power, or longer engine life, this is the go-to resource for all your Duramax diesel delete kit needs.

Frequently Asked Questions

Q: What is a Duramax delete kit, and why do diesel owners install one?

A Duramax delete kit is engineered to remove emissions-control components such as the DPF (Diesel Particulate Filter), EGR (Exhaust Gas Recirculation), and DEF systems. These kits are used by off-road enthusiasts and towing professionals looking to eliminate restrictions, reduce maintenance issues, and unlock the full performance potential of their Duramax diesel. Whether you’re driving a 2012, 2013, or 2015 Duramax, DPFexhaust offers model-specific delete solutions tailored for your build.

Q: What’s included in a typical GM Duramax delete kit?

Most kits—such as the 2011–2016 LML EGR delete or the 2013 Duramax DEF delete kit—include all required block-off plates, hardware, coolant reroute hoses, and gaskets for a complete installation. Each kit is designed for year-specific fitment, ensuring a clean, secure, and leak-free result.

Q: When should I install a Duramax delete kit?

A delete kit is recommended when optimizing your truck for dedicated off-road use, heavy towing, or race applications. If you’re running a 2016 Duramax and dealing with DEF or EGR-related issues, a DEF delete kit can improve reliability and performance. DPFexhaust offers solutions for nearly every Duramax generation, with options built for power and durability.

Q: How does a Duramax tuner or programmer work with a delete kit?

A Duramax tuner—such as EFI Live or Mini Maxx—reprograms your truck’s ECM to account for the deleted emissions systems. Proper tuning ensures that fueling, turbo boost, and timing are recalibrated for optimal performance. Pairing your delete kit with the right programmer is essential for smooth operation and avoiding limp mode or fault codes.

Q: Can I use a DEF delete kit with a tuner on a 2016 Duramax?

Yes. A 2016 Duramax DEF delete kit is fully compatible with most custom tuners on the market. After the DEF system is removed, the programmer disables related sensors and regens, allowing your truck to run efficiently without emissions-related errors.