BD DIESEL 1045173 IRON HORN 5.9L CUMMINS TURBO KIT S363SXE/80 0.91AR DODGE 2003–2007 RAM 2500/3500

Product Description

The BD DIESEL 1045173 Iron Horn Turbo Kit is a clean, drop-in turbo and manifold upgrade built for the 2003–2007 Dodge Ram 2500/3500 5.9L Cummins. This kit replaces your factory turbo and exhaust manifold with a performance-matched S363SXE/80 turbocharger featuring a 0.91 A/R turbine housing and a BD high-flow pulse T4 manifold to reduce drive pressure, lower EGTs, and deliver faster spool with strong towing performance.

BD Diesel 1045173 Iron Horn, 5.9 Cummins turbo kit, S363SXE/80 turbo upgrade, 0.91 AR turbo kit, T4 manifold turbo kit, BorgWarner SX-E Cummins turbo, drop-in turbo upgrade, lower EGT towing turbo

Designed for real-world street and tow applications, the Iron Horn system improves airflow and overall efficiency without requiring extra piping. The included two-piece pulse manifold improves exhaust energy delivery to the turbine for better response and consistent boost control. This kit is ideal if you want a reliable upgrade that supports more power while maintaining excellent drivability.

Fitment

• 2003–2007 Dodge Ram 2500 / 3500
• 5.9L Cummins Diesel Engine (Common Rail)
• Drop-in turbo kit with included T4 manifold

Turbo Specifications

• Turbocharger: S363SXE
• Compressor Wheel: 63mm
• Turbine Wheel: 80mm
• Turbine Housing A/R: 0.91
• Approximate Support: up to ~550HP (with supporting modifications)

What’s Included

• S363SXE/80 turbocharger with 0.91 A/R turbine housing
• BD 2-piece high-flow pulse T4 exhaust manifold
• Required manifold hardware and gaskets

Cross-Reference & Compatible BD Diesel Products (BD DIESEL ONLY)

• BD DIESEL 1045172 IRON HORN 5.9L CUMMINS TURBO KIT S363SXE/76 0.91AR DODGE 2003–2007 RAM 2500/3500
• BD DIESEL 1045174 IRON HORN 5.9L CUMMINS TURBO KIT S364SXE/80 0.91AR DODGE 2003–2007 RAM 2500/3500
• BD DIESEL 1045176 IRON HORN 5.9L CUMMINS TURBO KIT S366SXE/80 0.91AR DODGE 2003–2007 RAM 2500/3500
• BD DIESEL 1045178 IRON HORN 5.9L CUMMINS TURBO KIT S369SXE/80 0.91AR DODGE 2003–2007 RAM 2500/3500

Is this kit a drop-in turbo upgrade?

Yes. This Iron Horn kit is designed as a clean, drop-in upgrade and includes the BD high-flow T4 manifold so no extra piping is required.

What is the horsepower potential of this turbo kit?

This S363SXE/80 configuration is commonly used in builds up to approximately 550HP with proper supporting modifications and tuning.

Does this kit help reduce EGTs?

Yes. Increased airflow and improved exhaust flow through the manifold and turbo reduce drive pressure and help lower exhaust gas temperatures compared to restrictive factory setups.

Specifications for BD DIESEL PRODUCTS 1045173