Product Overview
Cummins inline-6 engines are notorious for cracking their long, one-piece cast-iron manifolds, a problem that still affects many RAM trucks. BD Diesel's exhaust manifold solves this with a thick-wall casting and slip-joint center section, allowing natural expansion and contraction to greatly reduce the risk of cracks. Its divided Pulse Manifold design optimizes exhaust flow by harnessing the engine's natural exhaust pulses for smoother operation and drivability. Fully emissions-compliant, the manifold also comes pre-drilled with an EGT probe port for easy monitoring. Whether your truck is stock or modified, this is the perfect upgrade for reliability and durability. Available as a standalone manifold (PN:1045970) or as a complete installation kit including new bolts, spacers, and gaskets.
Features:
• Thick-wall casting resists high-heat cracking for long-term durability
• Two-piece slip joint reduces stress from heat cycles to prevent failure
• Divided pulse design improves exhaust flow to better spool and power the turbo
• Pre-drilled EGT port makes aftermarket gauge installs simple
• Direct stock replacement with full EGR compatibility for easy fitment
• Includes all hardware for a hassle-free installation
Install Time:
• 7 Hours 30 Minutes
Warranty:
Parts:
36-Months:
• 75,000 Miles
Note:
• Not for sale on licensed California vehicles
Replaces OEM Part #68444859AA:
• Sema Certification No. SC-BDD01-0155
Emissions:
• This product has met EPA's reasonable basis requirements and is legal for sale and use within the jurisdiction of the federal EPA. (EMS:2)
Details:
• Engine Manufacture: Cummins
• Liter: 6.7 Liter
• Fuel Type: Diesel
• Material L: Thick Wall Casting
• Color L: Black
• Ems Code: 2
• Engine Years: 2019-2024
• Installation Time: 7.5 Hours
• Sold As: Kit
• Warranty: 36 Months/75,000 Miles
Product Details
- Brand: BD Diesel
- Manufacturer SKU: 1046070
- Part Type: Exhaust Manifold
- UPC: 990011412278
- Color: Black
- Material: Thick Wall Casting
- Fuel Type: Diesel
- Engine Years: 2019-2024
- Engine Size: 6.7 Liter
- Warranty: 36 Months/75,000 Miles
Vehicle Fitment
Product engine application: 6.7L Cummins. Confirm the exact vehicle application before ordering.
| Year | Make | Model | Trim |
|---|---|---|---|
| 2019–2021 | Dodge/Ram | Ram 2500 | Laramie Longhorn |
| 2019–2024 | Dodge/Ram | Ram 2500 | Big Horn, Laramie, Limited, Lone Star, Power Wagon, Tradesman |
| 2021–2024 | Dodge/Ram | Ram 2500 | Limited Longhorn |
| 2023–2024 | Dodge/Ram | Ram 2500 | Rebel |
| 2024 | Dodge/Ram | Ram 2500 | Special Service |
| 2019–2020 | Dodge/Ram | Ram 3500 | Laramie Longhorn |
| 2019–2022 | Dodge/Ram | Ram 3500 | Lone Star |
| 2019–2024 | Dodge/Ram | Ram 3500 | Big Horn, Laramie, Limited, SLT, Tradesman |
| 2021–2024 | Dodge/Ram | Ram 3500 | Limited Longhorn |
| 2024 | Dodge/Ram | Ram 3500 | Special Service |
| 2019–2024 | Dodge/Ram | Ram 4500 | Not specified |
| 2019–2024 | Dodge/Ram | Ram 5500 | Not specified |










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