BD Diesel 20-degree Exhaust Manifold T4 Mount (1045995-T4) for 1998.5-2007 Cummins 5.9L
$678.25
The BD Diesel 20-Degree Exhaust Manifold T4 Mount (1045995-T4) is a high-performance upgrade for 1998.5–2007 Dodge Ram trucks with 5.9L Cummins engines. Designed with a 20-degree angle to fit larger T4 turbochargers, it improves exhaust flow, reduces backpressure, and enhances turbo response and engine efficiency. Made from high-silicon ductile iron, it offers durability and heat resistance. Its design ensures even exhaust temperatures across cylinders, making it ideal for performance and heavy-duty use.
The BD Diesel 20-Degree Exhaust Manifold T4 Mount (1045995-T4) is a high-performance upgrade designed for 1998.5–2007 Dodge Ram trucks equipped with the 5.9L Cummins diesel engine. Engineered with a 20-degree angle to accommodate larger T4 turbochargers, this manifold enhances exhaust flow and reduces backpressure, resulting in improved turbo spool-up and overall engine efficiency. Constructed from heavy-duty, high-silicon ductile iron, it offers superior durability and resistance to cracking under extreme heat and pressure. The precision-engineered design also helps maintain consistent exhaust temperatures across all cylinders, promoting better performance and reliability. Ideal for performance enthusiasts and heavy-duty applications, the BD Diesel T4 exhaust manifold is a robust solution for optimizing your Cummins-powered truck.
| Weight | 24 lbs |
|---|
Fitment
1998.5-2007 Cummins 5.9L
Features
- Gasket, Bolt and Spacers kits are available separately
- Larger runner size helps enhance flow through the manifolds
- No restriction throughout rpm
- Cast ports and runners match inlet gasket within 0.03″
- Center Mount can face down or up
- Optimum 20 degree flange helps mounting S400, S500 other larger turbochargers
- Heavy cast HiSi Ductile Iron retains heat energy
- High temperature black coated
- Drilled and tapped 1/8-NPT ports
- Thick walls allows for drilling/tapping of individual cylinder pyro ports
- Heat expansion joints prevents cracking
- Intended for installation with competition turbos
- Some modifications to vehicle/engine components will be necessary
Installation
Warning
This product CANNOT be shipped to California!
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