Does a 6.7 Powerstroke EGR Delete Kit Improve Performance and Fuel Economy?

An egr delete kit 6.7 powerstroke removes the exhaust gas recirculation system to boost horsepower, torque, and fuel efficiency while reducing engine heat and carbon buildup.

Updated 29 Aug 2026 4 min read 7 sections

What an EGR Delete Kit 6.7 Powerstroke Does

An egr delete kit 6.7 powerstroke removes the exhaust gas recirculation system from your Ford Super Duty diesel engine. The EGR system recirculates hot exhaust gases back into the intake to lower emissions, but this process increases combustion temperatures and deposits carbon throughout your engine. By blocking or removing these components, you eliminate that thermal stress and restore cleaner airflow.

The result is measurable: cooler running temperatures, better fuel economy, and noticeable gains in horsepower and torque. Many owners report 15 to 25 hp increases and improved throttle response immediately after installation.

Performance Gains from a Full Delete Kit

Daysyore EGR delete kit for 6.7 Powerstroke diesel engine — Egr delete kit 6.7 powerstroke$119.99Image from the merchant

A full delete kit for 6.7 powerstroke addresses multiple related systems. Beyond the EGR cooler itself, the best egr delete kit 6.7 powerstroke includes reroute pipes, bypass fittings, and tuning updates that work together. When you pair an egr delete kit 6.7 powerstroke with a quality tuner, the engine control unit adjusts fuel timing and boost levels to match the new airflow, maximizing performance.

Real-world benefits include:

15 to 25 additional horsepower
25 to 40 lb-ft torque increase
2 to 5 mpg improvement in fuel economy
Lower intake and coolant temperatures by 20 to 30 degrees
Reduced soot and carbon accumulation
Faster spool and throttle response

These gains depend on your truck’s current condition, driving habits, and whether you pair the delete with a tuner. Check the latest price on Daysyore to find tuning bundles and save with our 7% OFF code.

EGR Delete vs. CCV Reroute: Know the Difference

Daysyore 6.7 Powerstroke CCV reroute kit crankcase ventilation part — 6.7 powerstroke ccv reroute$129.99Image from the merchant

The EGR system and the crankcase ventilation system serve different purposes. An egr delete kit 6.7 powerstroke removes hot exhaust recirculation, while a 6.7 powerstroke ccv reroute addresses positive crankcase ventilation. Some owners choose both modifications.

Modification	Purpose	Benefit	Complexity
EGR Delete	Removes exhaust gas recirculation	More power, fuel economy, lower temps	Medium
CCV Reroute	Prevents crankcase vapors from intake	Cleaner oil, less sludge	Low
Both together	Full breathing upgrade	Maximum efficiency gains	Medium

Many owners who run a no limit egr delete kit 6.7 powerstroke also install a ford 6.7 crankcase filter delete or reroute kit to maximize crankcase flow. The two modifications complement each other without conflict.

Best EGR Delete Kit Options for Your Budget

The best egr delete kit 6.7 powerstroke depends on whether you want a basic bolt-on solution or a premium tuned package. Daysyore stocks both popular aftermarket brands and OEM-style components.

Daysyore LML EGR delete kit Duramax diesel engine part — Lml egr delete kit$69.99Image from the merchant

Entry-level kits focus on the cooler and pipes. Mid-range packages add tuning calibration files to optimize your fuel and timing maps. Premium bundles include professional installation guides, extended warranties, and support. Compare the lml egr delete kit and egr delete kit 6.7 powerstroke options to see which matches your engine generation and budget.

If you’re upgrading from an older Duramax platform, an lbz egr delete covers earlier models, though the 6.7 Powerstroke and LML Duramax kits are not interchangeable. Grab the code at Daysyore to reduce your total cost.

Installation and Tuning Considerations

Ford 6.7 egr delete instructions vary by kit, but the general process involves draining coolant, removing the cooler and bypass valve, installing new piping, and sealing unused ports. Most kits include detailed step-by-step guides.

The critical step is tuning. Without a tuning adjustment, the engine throws diagnostic trouble codes and may run rough because the ECU still expects EGR flow. A quality tuning file (often called a “delete tune”) removes those codes and adapts fuel injection timing to the new air dynamics. Many kits ship with tuning, but confirm this before purchasing.

Professional installation at a diesel shop typically costs $800 to $1,500 in labor, though experienced owners handle it themselves with basic tools and 3 to 5 hours of work. Learn the pros and cons of 6.7 Powerstroke EGR Delete Kits for a thorough walkthrough of what to expect.

Is an EGR Delete Right for Your Truck?

An egr delete kit 6.7 powerstroke makes sense if you plan to keep your truck long term and want reliability gains alongside performance. The modification reduces carbon deposits and engine strain, extending component life. Fuel economy improvements often offset the kit’s cost within 20,000 to 30,000 miles of highway driving.

However, deleting the EGR system voids your Ford warranty and may affect emissions compliance in regulated regions. Some states require the system remain functional for legal registration. Check local emissions rules before committing.

You’re a good candidate if you:

Own a 2011 or newer Super Duty with high mileage
Drive primarily highway miles
Want cooler engine temperatures for towing
Plan to keep the truck five years or longer
Are comfortable with warranty implications

Daysyore R8481772AA OEM replacement auto part — R8481772aa$499.99Image from the merchant

For truck-specific guidance, explore related parts like the ccv delete and r8481772aa OEM component options. Daysyore’s team can help you match the right kit to your engine year and driving style.

Long-Term Care After Installing Your Delete Kit

After installation, monitor your coolant level monthly during the first 500 miles because small air pockets may escape. Keep synthetic diesel oil on hand since cooler combustion temperatures reduce oil degradation, but clean oil changes every 10,000 miles remain essential.

Watch for boost fluctuations during the first tuning period. Your ECU learns and adapts, so mild variations are normal. If trouble codes reappear, contact the tuner to verify the calibration file and wiring connections.

Regular maintenance and fuel system cleaning every 30,000 miles keep injectors healthy and maximize the efficiency gains your delete kit provides. Visit Daysyore to find maintenance kits and parts that keep your truck running strong after the upgrade.

Questions

Will an egr delete kit 6.7 powerstroke damage my engine?

No, when properly tuned. Removing the EGR system reduces combustion temperatures and carbon buildup, which actually improves engine longevity. Poor tuning or installation can cause issues, so use quality kits and professional installation if unsure.

Do I need a tuner with my egr delete kit?

Yes. Without tuning, your engine will throw diagnostic codes and run rough because the ECU still expects EGR function. Most aftermarket kits include a delete tune, but verify before purchasing.

How much fuel economy improvement can I expect?

Real-world gains range from 2 to 5 mpg depending on driving habits, truck condition, and whether you pair the delete with other modifications. Highway driving shows the largest improvement.

Can I install an egr delete kit myself?

Yes, if you have basic mechanical skills and tools. Most installations take 3 to 5 hours. Follow your kit's instructions carefully and ensure the tuning file is correct before starting the truck.

Will deleting the EGR void my Ford warranty?

Yes. Ford can deny warranty claims related to the EGR system or engine performance after a delete. Check your vehicle's warranty terms and local emissions laws before proceeding.

What's the difference between a full delete kit and a CCV reroute?

An EGR delete removes exhaust gas recirculation for power and fuel economy gains. A CCV reroute (like a 6.7 powerstroke ccv reroute) handles crankcase vapors separately. Many owners install both for maximum breathing efficiency.