Click to zoom in
SKU: 204-943-2218 | UPC: 2049432218
ATS Diesel 1998.5-2002 Dodge 5.9L 24V 3pc Big Foot T4 Pulse Flow Exhaust Manifold
Upgrade your Dodge Cummins with the ATS Diesel 3-piece Big Foot T4 Pulse Flow Exhaust Manifold designed for 1998.5-2002 Ram 2500 and 3500 trucks equipped with the 5.9L 24V engine.
This manifold captures exhaust pulse energy for faster turbo spool-up lower EGTs by up to 200 degrees and smoother power delivery across the RPM range. Its bolt-together construction simplifies replacement over cracked factory manifolds.
Key Features
- 3-Piece Design: Bolts together without gaskets for straightforward installation retains factory turbo mounting location and angle on 5.9L 24V Cummins engines
- High-Silicon Ductile Iron Casting: Provides superior strength and heat resistance over standard cast iron resists warping and cracking under high boost and EGT conditions
- Pulse Flow T4 Divided Flange: Maintains exhaust pulse separation from cylinder firing order improves scavenging and turbo response for quicker spool and more torque
- Extra-Thick Stud Mounting Walls: Reinforces critical areas to handle repeated thermal cycling and vibration prevents common manifold failures
- Direct Bolt-On Fit: Matches OEM turbo flange and head port dimensions ensures seamless integration with stock or upgraded turbo setups
Product Notes
- Inspect cylinder head studs during installation replace if damaged for secure mounting
- Avoid abrasive cleaners use mild soap and water for surface maintenance
- Heavy item requires secure packaging for transit weighs 58 lbs
Installation Notes
- Professional installation recommended.
- 3-piece assembly bolts together prior to head mounting no turbo removal needed
- Includes all necessary hardware for head and turbo flange connections
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1998.5-2002 | Dodge | Ram 2500 | Base |
| 1998.5-2002 | Dodge | Ram 3500 | Base |
Why Choose ATS Diesel?
- Engineered for Cummins diesel applications with real-world testing in high-horsepower builds
- Cast in USA facilities using premium materials for consistent quality
- Backed by ATS technical support and performance-proven designs
Frequently Asked Questions
- Q: Will this manifold fit 1998 Dodge Rams?
- A: Fits 1998.5-2002 models with 5.9L 24V Cummins engine verify your VIN for mid-year changeover
- Q: What material is used in construction?
- A: High-silicon ductile iron casting with reinforced walls for extreme durability and heat tolerance
- Q: What warranty coverage applies?
- A: Covered under ATS Diesel standard manufacturer defect warranty contact support for details
Shipping & Handling
- Method: UPS or FedEx Ground
- Availability: In stock - ships same or next business day
- Packaging: Oversized box 31in x 19in x 13in
- Weight: 58 lbs
ATS Diesel
ATS Diesel parts and accessories parts for Cummins, Duramax and Powerstroke diesel trucks are stocked at Black Ops Auto Works. Shop built transmission components, valve bodies, flexplates, input shafts, differential covers, fuel control parts, thermal bypass upgrades and driveline hardware. Every product is filterable by year, make, model, trim, engine and drivetrain so the correct part ships the first time. Black Ops Auto Works carries 47 products across this focused category. What This ATS Diesel Collection Covers ATS Diesel develops heavy duty drivetrain and engine support components for pickup owners who tow, haul or build more power than original equipment parts were designed to manage. The catalog serves Ram Cummins, GM Duramax and Ford Powerstroke platforms. Built for Real Vehicle Applications Confirm the exact model year, engine, transmission code and wheel drive configuration. A Cummins 68RFE, Aisin, Allison, Ford 5R110 or Ford 6R140 uses different parts and requires ap...
View ATS Diesel Products
Exhaust Systems
Performance exhaust systems for cars, trucks, SUVs, and Jeeps are stocked at Black Ops Auto Works. Shop cat-back systems, axle-back systems, turbo-back systems, headers, downpipes, mid-pipes, mufflers, resonators, catalytic converters, exhaust tips, exhaust valve controllers, oxygen sensors, exhaust brakes, and motorcycle and powersports exhausts for Mustang, Camaro, Challenger, Corvette, Silverado, and Super Duty platforms. Every product is filterable by exhaust position, material, pipe diameter, and vehicle year, make, model, and trim so the correct fitment ships the first time. Black Ops Auto Works carries 7,441 exhaust SKUs across every position of the exhaust system. What This Category Covers Exhaust upgrades change sound, appearance, and in some cases power. Exhaust fitment depends on engine, drivetrain, and factory exit position, so confirm the exact platform before ordering any exhaust component. Exhaust Position Cat-back, axle-back, turbo-back, and header-back systems e...
View Exhaust Systems Products
Headers & Manifolds
Performance headers and exhaust manifolds for gas and diesel platforms are stocked at Black Ops Auto Works. Shop long-tube headers, shorty headers, turbo manifolds, and diesel exhaust manifolds for Mustang, Camaro, Ram HEMI trucks, Ford Powerstroke, Dodge Cummins, and GM Duramax platforms. Every product is filterable by tube diameter, header length, and vehicle year, make, model, and engine so the correct fitment ships the first time. Black Ops Auto Works carries 459 header and manifold SKUs across gas and diesel applications. What This Category Covers Performance headers and exhaust manifolds are among the most effective bolt-on upgrades for improving exhaust scavenging, increasing horsepower, and giving your engine a more aggressive exhaust note. Whether you are building a street machine, a track car, or a diesel work truck, the right header or manifold set unlocks real performance gains across the RPM range. Long-Tube Versus Shorty Headers Long-tube headers route exhaust prim...
View Headers & Manifolds Products