BD Diesel Exhaust Manifold (1045965) for 2007.5-2018 Cummins 6.7L

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The BD Diesel Exhaust Manifold (1045965) is a high-performance upgrade for 2007.5–2018 Dodge Ram trucks with 6.7L Cummins engines. Made from high-silicon ductile iron, it improves exhaust flow, reduces backpressure, and enhances turbo efficiency. Its pulse-tuned design and divided T4 or T6 turbo flange support upgraded turbochargers, making it ideal for daily use or towing. With precision-cast ports for better airflow and lower exhaust temperatures, it’s a durable and efficient replacement for stock manifolds.

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Description

The BD Diesel Exhaust Manifold (1045965) is a high-performance upgrade designed specifically for 2007.5 to 2018 Dodge Ram trucks equipped with the 6.7L Cummins turbo diesel engine. Engineered to improve exhaust flow and reduce backpressure, this manifold is built from high-silicon ductile iron for superior durability and thermal stability under high-heat conditions. Its pulse-tuned design enhances turbo spool-up and overall engine efficiency, making it ideal for both daily driving and heavy-duty towing applications. The BD manifold also features a fully divided T4 or T6 turbo flange for compatibility with upgraded turbochargers, along with precision-cast ports to ensure optimal airflow and reduced exhaust gas temperatures. Whether you’re looking to replace a cracked stock manifold or increase performance, the BD Diesel 1045965 offers a reliable and efficient solution for Cummins 6.7L engines.

Additional information
Weight 29 lbs
Dimensions 27 × 6.5 × 5 in
Fitment

Fitment

2007.5-2018 Cummins 6.7L

Features

Features

  • Pre-drilled for pyrometer probes
  • Gasket, Bolt and Spacers kits are available separately
  • Cast of high silicon ductile iron to withstand extreme temperature cycling caused during DPF regeneration
  • Thick walled casting and integral slip joint prevents cracking and exhaust leaks
  • Fully EGR compatible
  • T4 outlet available with fully divided pulse manifold design
Installation

Installation

INSTALL TIME

  • 8 Hours 41 Minutes

WARRANTY

Parts

  • 36-Months
  • 75,000 Miles
Warning

Warning

  • Not for sale on licensed California vehicles
  • Replaces Chrysler # 68027070AA, 68027070AB, 68210184AB
  • Replaces Cummins # 5301441
  • Replaces OEM Part #68482545AA/68205983AA
  • SEMA Certification No. SC-BDD01-0077
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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