BD Diesel 1045173 Iron Horn Turbo Kit Cummins - S363SXE/80 0.91AR 5.9L

The BD Diesel Iron Horn turbocharger kit provides a complete drop-in turbo upgrade solution for 2003-2007 Dodge RAM 2500/3500 trucks equipped with the 5.9L Cummins engine. This kit replaces both your factory turbocharger and aging exhaust manifold with high-performance components engineered for increased power output and improved thermal management.

Complete Kit Includes:

• BorgWarner S363SXE/80 turbocharger with 0.91 A/R ratio and SX-E cartridge
• BD 2-piece pulse exhaust manifold with T4 flange (high-flow design)
• All necessary gaskets and hardware

Performance Specifications:

• Compressor wheel: 63mm inducer, 69mm exducer
• Turbine wheel: 80mm (3.15 inches)
• A/R ratio: 0.91
• Airflow capacity: 98 lb/min
• Power rating: Supports 500-700 horsepower depending on configuration
• Reduces exhaust gas temperatures and drive pressures compared to stock

Key Benefits:

• Drop-in installation uses factory mounting points and piping
• No custom fabrication or additional piping required
• Improved throttle response and boost delivery
• Enhanced reliability through reduced thermal stress
• Engineered for optimal performance without sacrificing drivability

Installation Notes:

• Estimated installation time: 6 hours
• 2003-2004 models with HY35 turbo require 2004.5-2007 style aftermarket downpipe (such as Flo Pro 20811) and OEM V-band clamp (Part# 52121285AA)
• Aftermarket air intake systems may require modification
• Turbo-mounted exhaust brakes are not compatible; use remote-mount exhaust brake systems

Warranty Coverage: 12 months or 12,000 miles on parts.

Emissions Compliance: This product meets EPA reasonable basis requirements and is legal for sale and use under federal EPA jurisdiction. Not legal for sale or use on licensed vehicles in California.