SKU: 1045967 | UPC: 019025023543
BD Diesel Cast Exhaust Manifold – 07.5-12 Ram 2500/3500 6.7L Cummins
BD Diesel Cast Exhaust Manifold delivers heavy-duty pulse flow performance from high-silicon ductile iron for 2007.5-2012 Ram 2500 and 3500 trucks with 6.7L Cummins diesel engines. This manifold withstands extreme temperatures over 1600°F and heavy vibrations for reliable towing and daily driving in stock or modified setups. Precision engineering with slip joints prevents cracking while optimized exhaust runners drive faster turbo spool-up and power across the RPM range.
Key Features
- High-Silicon Ductile Iron: Cast design resists EGTs over 1600°F and diesel truck vibrations for long-term reliability in daily driving and towing.
- Pulse Flow Technology: Exhaust runner design enhances scavenging and turbo response for quicker boost buildup and horsepower gains throughout the RPM range.
- Precision Slip Joints: Flexible connections accommodate thermal expansion and contraction to minimize stress cracks and outlast factory manifolds.
- Advanced CFD Engineering: Computational fluid dynamics modeling ensures balanced exhaust flow and maximum performance in every condition.
- Bolt-On Compatibility: Direct replacement for OEM manifold on 6.7L Cummins engines with no cutting or modifications required.
Product Notes
- Replaces OEM manifolds prone to cracking from high heat cycles in Cummins trucks.
- Inspect turbo mounting and exhaust studs before installation for best results.
- Packaged to prevent damage during transit with protective inserts.
Installation Notes
- Professional installation recommended.
- Apply anti-seize to studs and torque to 18 ft-lbs in sequence using OEM pattern.
- Compatible with factory gaskets hardware and turbocharger setup.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2007.5-2010 | Dodge | Ram 2500 | Laramie 6.7L Cummins |
| 2007.5-2010 | Dodge | Ram 2500 | SLT 6.7L Cummins |
| 2007.5-2010 | Dodge | Ram 2500 | ST 6.7L Cummins |
| 2007.5-2010 | Dodge | Ram 3500 | Laramie 6.7L Cummins |
| 2007.5-2010 | Dodge | Ram 3500 | SLT 6.7L Cummins |
| 2007 | Dodge | Ram 3500 | Sport 6.7L Cummins |
| 2007.5-2010 | Dodge | Ram 3500 | ST 6.7L Cummins |
| 2008-2009 | Dodge | Ram 3500 | SXT 6.7L Cummins |
| 2011-2012 | Ram | 2500 | Laramie 6.7L Cummins |
| 2011-2012 | Ram | 2500 | SLT 6.7L Cummins |
| 2011-2012 | Ram | 2500 | ST 6.7L Cummins |
| 2011-2012 | Ram | 3500 | Laramie 6.7L Cummins |
| 2011-2012 | Ram | 3500 | Laramie Longhorn 6.7L Cummins |
| 2011-2012 | Ram | 3500 | SLT 6.7L Cummins |
| 2011-2012 | Ram | 3500 | ST 6.7L Cummins |
Why Choose BD Diesel?
- Over 50 years pioneering diesel performance parts for Cummins engines.
- Cast in USA with strict quality controls for consistent fit and function.
- Proven designs backed by dyno testing and real-world fleet use.
Frequently Asked Questions
- Q: Does this fit Ram 2500 models?
A: Yes fits all 2007.5-2012 Ram 2500 and 3500 pickup 6.7L Cummins including cab chassis configurations. - Q: What makes this manifold more durable than stock?
A: High-silicon ductile iron and slip joints resist cracking from thermal cycling unlike thin OEM castings. - Q: What warranty coverage applies?
A: Covered by BD Diesel 12-month/12,000-mile warranty when installed and maintained properly.
Shipping & Handling
- Method: UPS Ground or Freight
- Availability: In stock – ships same or next business day
- Packaging: Heavy-duty box 30in x 20in x 10in with foam protection
- Weight: 48 lbs product 55 lbs shipping





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