DIESELR 6.7L RAM Cummins All-In-One Kit (2019–2021)
DIESELR 6.7L RAM Cummins All-In-One Kit (2019–2021) - 4-week Limited Support / Cat & DPF Straight - Race Pipe (Stainless steel) is backordered and will ship as soon as it is back in stock.
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Confirm vehicle fitment
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What’s included
What’s included
The product description and selected variant determine what is included. Items shown in lifestyle or installation photos are not included unless they are specifically listed in the description.
DIESELR 6.7L RAM Cummins All-In-One Kit (2019–2021)
DIESELR 6.7L RAM Cummins All-In-One Kit (2019–2021) - 4-week Limited Support / Cat & DPF Straight - Race Pipe (Stainless steel) is backordered and will ship as soon as it is back in stock.
Buy with confidence
Verify fitment, selected options, availability and included components before checkout. Secure payment options and order confirmation are provided at checkout.
Description
Description
Complete 6.7L RAM Cummins All-In-One Tuning Kit for 2019–2021
The DIESELR All-In-One Kit for 2019–2021 Ram 2500/3500 trucks with the 6.7L Cummins platform is engineered for performance and built for reliability. Designed with precision, this bundle includes everything required for seamless ECM tuning, improved exhaust flow, and long-term durability.
What’s Included in the 6.7L Cummins Tuning Kit:
-
EZ Lynk AutoAgent 3 - BLANK
Cloud-based tuning platform with real-time monitoring and remote tune file updates. -
DIESELR EZ Lynk Tune Files (2019–2021 Cummins)
Options available: - Single Tune (4-Week Limited Support)
- SOTF 5-Tune Pack (4-Week Limited Support)
- Full Lifetime Support Pack
-
DIESELR EGR Upgrade Kit
Heavy-duty design to support better airflow, cooler temps, and long-term reliability. -
DIESELR Exhaust Options
Choose between: - 4" Cat & DPF/SCR Race Pipe (Required for air-ride and 2500 trucks)
- 4" Downpipe-Back Exhaust (Leaf or Coil Spring trucks)
- 5" Downpipe-Back Exhaust (Leaf Spring only)
Available Kit Variants:
- Year: 2019, 2020, 2021
- Tune Type: Single / SOTF (5-Tune) / Full Support
- Exhaust System: 4" Cat & DPF/SCR Race Pipe / 4" Downpipe-Back / 5" Downpipe-Back
- EGR Kit: Included
Why the DIESELR Cummins All-In-One Kit Works:
- EZ Lynk cloud platform gives remote tune access and live diagnostics
- DIESELR tune files calibrated specifically for 6.7L Cummins trucks
- Race Pipe option supports air-ride suspensions and 2500 platforms
- Turbo-back and downpipe-back options reduce EGTs and backpressure
-
EGR upgrade addresses long-term reliability and flow
Exhaust System Features:
- Built from 16-gauge T409 stainless steel
- Mandrel-bent tubing with improved flanges
- TorcTite® clamps and hangers for secure, rattle-free fitment
Fitment:
- Fits: 2019–2021 RAM 2500/3500 with 6.7L Cummins engine
- Exhaust Fitment:
- Race Pipe fits all suspension setups including air-ride
- 4" Downpipe-Back fits most 2500 and 3500 setups (not for air-ride)
- 5" Downpipe-Back fits 3500 leaf spring trucks only
- Use Case: For off-road and competition use only. Not street legal.
Installation Notes:
- Requires EZ Lynk AutoAgent app (iOS or Android)
- Windows laptop may be needed for setup
- Remote tuning support available through DIESELR
-
SOTF tuning requires compatible switch
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