BD Diesel’s Killer Grid Heater Upgrade Kit replaces the failure-prone internal fasteners in the factory grid heater on 2007-2024 Ram 2500 and 3500 trucks with the 6.7L Cummins. It keeps the stock heater’s full heat output and does not require tuning.
Fitment Information
- Dodge Ram and Ram 2500 / 3500 pickup with 6.7L Cummins: 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024
- 3rd Gen: 2007-2009; 4th Gen: 2010-2018; 5th Gen: 2019-2024
Important Fitment Notes
- For 6.7L Cummins applications only. This kit is not for 5.9L Cummins trucks.
- 2007-2012 applications require removal of an aluminum tab on the grid heater with a Dremel or hacksaw. Follow BD Diesel’s installation instructions for the procedure.
Key Features
- Replaces the factory grid heater’s problematic internal fasteners with a direct connection to the lower busbar.
- Retains full heat output from the factory intake grid heater.
- Does not require engine tuning.
- Designed to avoid common grid heater diagnostic codes P2609 and P0542.
- Emissions compliant. BD Diesel states this kit does not require a CARB EO and is legal for sale and use in all 50 states.
Specs
- Brand: BD Diesel
- Part number: 1041520
- Includes: Replacement hardware, gaskets, and installation tools
- Busbars: Tin-plated upper busbar and zinc-plated lower busbar
- Estimated installation time: 3 hours
- Parts warranty: 12 months through BD Diesel’s authorized dealer network
- SEMA certification: SC-BDD01-0135
Product Description
The factory grid heater connection carries high current through a small fastener inside the intake. Over time, the fastener can deteriorate, arc, and break. If it enters the engine, it can damage the piston, cylinder head, or valves.
BD Diesel’s upgrade changes that electrical connection. The replacement hardware fastens directly to the lower busbar, eliminating the two problematic nuts inside the factory grid heater. The stock heater remains in place and keeps its full heat output for cold starts. The kit includes the replacement hardware, gaskets, and tools for installation.
Product Video
Pairs Well With
- BD Diesel Intercooler Hose & Clamp Kit for 2007.5-2009 Ram 2500 / 3500 6.7L Cummins
- BD Diesel Intercooler Hose & Clamp Kit for 2010-2012 Ram 2500 / 3500 6.7L Cummins
About BD Diesel
Established in 1972 and headquartered in Abbotsford, British Columbia, BD Diesel develops and manufactures performance and reliability parts for diesel trucks. Its in-house engineering and manufacturing work includes products for turbochargers, transmissions, fuel systems, and engine components. The Killer Grid Heater kit follows that focus by addressing a known factory hardware failure while retaining the original heater’s function.
Redline360 sells only genuine and authentic BD Diesel parts.

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BD Diesel Grid Heater
Dodge Ram Parts
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