2020-2021 Powerstroke 6.7L DieselR SCT Custom Tuning (DSLRT-100536-1)
2020-2021 Powerstroke 6.7L DieselR SCT Custom Tuning (DSLRT-100536-1) is backordered and will ship as soon as it is back in stock.
Shipping & delivery
Usually ships in 2–3 business days unless a different lead time is shown on this page. Shipping cost is calculated at checkout (UPS or USPS to the contiguous U.S.).
Shipping policy · Returns · Fitment questions? (561) 207-7988
Delivery and Shipping
Delivery and Shipping
Standard order processing is 2–3 business days unless this product or your order confirmation states a different lead time. Custom-built, made-to-order, backorder, and pre-order items follow their stated lead times.
Enclosures and subwoofer boxes ship for $50 per unit. Other shipping charges are calculated at checkout. Orders outside the contiguous 48 United States may require additional shipping; we will contact you for approval before shipment.
Subwoofer boxes ship UPS Ground where available. Read our Shipping Policy and Return and Refund Policy for delivery, product-specific return windows, and warranty details.
2020-2021 Powerstroke 6.7L DieselR SCT Custom Tuning (DSLRT-100536-1) is backordered and will ship as soon as it is back in stock.
Description
Description
2020-2021 Powerstroke 6.7L DieselR SCT Custom Tuning (DSLRT-100536-1)
This tune pack combines the powerful SCT X4 tuner with our expertly developed DIESELR Tune Files to deliver peak performance, reliability, and drivability for your diesel truck. With an easy-to-use interface, the X4 lets you fine-tune horsepower, torque, throttle response, and fuel efficiency in just a few clicks. Backed by real-world testing and crafted by experienced tuners, our custom files are built to get the most out of your setup—whether you're towing, daily driving, or pushing limits on the trail.
Horsepower Gains (At Wheel, Engine):
Level 1: 40+ HP
Level 2: 80+ HP
Level 3: 120+ HP
Level 4: 180+ HP
Level 5 SOTF: 220+ HP
Estimated Torque Gains (To the Wheels):
Level 1: ~80 ft-lbs
Level 2: ~160 ft-lbs
Level 3: ~240 ft-lbs
Level 4: ~360 ft-lbs
Level 5: ~440+ ft-lbs
What’s Included:
✔ Custom DIESELR Tune Files – Power Levels 1–4 included
✔ SOTF (Switch-On-The-Fly) – Instantly switch between power levels while driving
✔ Transmission Tuning – Refines shift points and improves torque delivery
✔ SCT X4 Handheld Programmer – User-friendly tuner with built-in display
✔ OBD-II & PCM Unlock Cable – All necessary hardware for setup and flashing
What’s Required for Tuning:
✔ SOTF Switch with Mounting Bracket (Optional) – Enables power level switching from the cab
✔ Exhaust System – Enhances airflow and supports maximum performance
✔ EGR Upgrade Kit (Optional) – Reduces restrictions, promotes engine longevity
✔ Remote Support (Optional) – Live tuning assistance available HERE
Fitment & installation
Fitment & installation
Check the selected part against your vehicle. Need help? Call (561) 207-7988.
Selected part: DSLRT-100536-1
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Read FOX’s application notes for part 987-24-001 (rear shock)
Payment & Security
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