BD Diesel Killer Frost Plug Plate (1040023) for 2003-2018 Cummins 5.9L / 6.7L

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The BD Diesel Killer Frost Plug Plate (1040023) is a durable aftermarket upgrade for 2003–2018 Cummins 5.9L and 6.7L diesel engines. It replaces factory frost plugs, which can fail under high pressure or extreme conditions, with a secure, leak-free bolted design. Ideal for performance or towing applications, it enhances cooling system reliability, making it a valuable upgrade for diesel enthusiasts and professionals.

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Description

The BD Diesel Killer Frost Plug Plate (1040023) is a high-quality aftermarket upgrade designed specifically for 2003–2018 Cummins 5.9L and 6.7L diesel engines. This frost plug plate provides a reliable solution to a common issue in high-performance and heavy-duty Cummins engines, where the factory frost plugs can be prone to failure under increased pressure or extreme operating conditions. The BD Diesel Killer Frost Plug Plate features a robust, leak-free design that securely bolts in place, eliminating the risk of coolant leaks or plug blowouts. Ideal for performance builds or towing applications, this plate helps maintain cooling system integrity and engine reliability, making it a must-have upgrade for serious diesel enthusiasts and professional operators alike.

Additional information
Weight 1 lbs
Dimensions 9.6 × 6 × 1.15 in
Fitment

Fitment

2003-2018 Cummins 5.9L / 6.7L

Features

Features

  • Works with the frost plug in place, blown out, or leaking
  • No need to punch the old frost plug out
  • Utilizes one large #333 O-ring
  • Works with and without a TCC crossover tube
  • Five flanged head bolts to keep the coolant contained
  • 6.7L require the bellhousing support bracket to be removed
  • Perfect time to install one is when the transmission is removed!
Installation

Installation

INSTALL TIME

  • 6 Hours

WARRANTY

Parts

  • 12-Months
About brand
BD Diesel Performance is a diesel performance manufacturer focused on reliability and towing performance. The company designs parts that improve durability, power delivery, and vehicle control. BD Diesel products support daily driving, heavy towing, and work-ready diesel trucks. BD Diesel engineers turbochargers, exhaust brakes, transmission upgrades, and fuel system components. Their products help manage heat, control exhaust flow, and protect drivetrain parts. These upgrades improve drivability under load and during long pulls. Diesel owners trust BD Diesel for proven solutions. Whether upgrading a tow rig or improving reliability, BD Diesel delivers parts built for real-world use.
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