What Is the Best Delete Kit for 6.7 Cummins? A Guide to EGR and DPF Deletes
The 6.7 Cummins engine widely known for its power and reliability is a popular choice in heavy-duty Ram trucks. However many owners seek to enhance performance fuel efficiency and engine longevity by using delete kits. These kits take away various emissions control systems that are present on a modern vehicle including the DPF and EGR. With its impressive technology great towing capacity and excellent fuel efficiency it’s a great pick for any truck owner who wants to save at the pump without losing any of the rugged utility they’re used to. In this guide we’ll look at what delete kits are what they do and the best 6.7 Cummins delete kit and 6.7 Cummins EGR delete kit to get for this engine.
Understanding Delete Kits
A delete kit is an aftermarket upgrade designed to remove emissions-related components from a diesel engine. The most common delete kits include:
- DPF delete kits – remove the diesel particulate filter which captures soot.
- EGR delete kits – eliminate the exhaust gas recirculation system which recycles exhaust gases into the intake to reduce emissions.
- DEF delete kits – remove the diesel exhaust fluid injection system.
These kits are often combined into a complete delete package and they typically require tuning software to disable error codes and check engine lights triggered by the removed components.
⚠️ Note: These modifications are illegal for use on public roads in many regions including the U.S. unless the vehicle is used strictly for off-road or competition purposes. Always check your local emissions laws before proceeding with any deletes.
Why Delete the DPF and EGR on a 6.7 Cummins?
Owners of Ram trucks with the 6.7L Cummins engine often look into deletes for several reasons:
- Improved Performance: Removing restrictive emissions components can result in better throttle response and increased horsepower.
- Better Fuel Economy: Without the DPF and EGR, many drivers report noticeable MPG improvements.
- Reduced Maintenance: DPF systems can clog over time, and EGR systems often cause carbon buildup, leading to costly repairs. Deletes eliminate these problems.
- Lower Exhaust Temps: This can be beneficial for towing and longevity of engine components.
Best DPF Delete for 6.7 Cummins
When it comes to the best DPF delete 6.7 Cummins a few reputable brands stand out:
1. H&S Mini Maxx Tuner with DPF Delete Pipe
- Features: Allows full DPF delete and includes engine tuning.
- Pros: Simple interface real-time monitoring,and preloaded tunes.
- Cons: Discontinued officially so you may need to find used or refurbished units.
2. EFI Live with Custom Tuning
- Features: Highly customizable tuning solution.
- Pros: Supports full emissions delete advanced tuning options.
- Cons: Requires a tuning professional or experience to install and configure.
3. Flo-Pro DPF Delete Pipe
- Features: High-quality stainless steel pipe that replaces the DPF section.
- Pros: Durable easy fitment for most 6.7 Cummins applications.
- Cons: Requires compatible tuner to disable emissions codes.
Best 6.7 Cummins EGR Delete Kit
For those focused on removing the EGR system here are top choices for a 6.7 Cummins EGR delete kit:
1. Sinister Diesel EGR Delete Kit
- Features: CNC-machined billet aluminum and stainless steel parts.
- Pros: High build quality lifetime warranty includes all necessary hardware.
- Cons: On the higher end of the price scale.
2. Rudy’s Diesel EGR Delete Kit
- Features: Full kit including intake block-off plates coolant re-routing components.
- Pros: Affordable and effective easy to install.
- Cons: May require trimming or custom adjustments on some setups.
Final Thoughts
If you’re looking to improve the performance and reliability of your truck a DPF delete 6.7 Cummins combined with a 6.7 Cummins EGR delete kit can deliver impressive results—especially for off-road or competition use. That sai,always weigh the legal and environmental considerations before proceeding.
For best results consider a complete delete package from a trusted brand and make sure it includes the proper tuning solution to avoid check engine lights and ensure smooth operation. When installed correctly delete kits can significantly enhance the driving experience of your 6.7 Cummins-powered Ram.
