BD Diesel 1045177 Iron Horn Turbo Kit Cummins - S366SXE 5.9L 2003-2007 Dodge RAM

The BD Diesel Iron Horn turbo kit delivers a complete drop-in turbocharger upgrade for 3rd generation 5.9L Cummins-powered Dodge RAM 2500/3500 trucks. This engineered solution replaces both your factory turbo and exhaust manifold with high-performance components designed for increased power, improved throttle response, and reduced exhaust gas temperatures.

BorgWarner SX-E Turbocharger Technology:

At the heart of this kit is a BorgWarner S366SXE turbocharger with an 80mm turbine wheel and 1.00 A/R ratio. The T4-flanged turbo features advanced SX-E cartridge technology that maximizes airflow while minimizing drive pressure, delivering reliable performance in the 500-700 horsepower range depending on your truck's configuration.

Complete Kit Includes:

• BorgWarner S366SXE turbocharger with T4 flange (80mm turbine, 1.00 A/R)
• BD 2-piece high-flow pulse T4 exhaust manifold specifically designed for 5.9L Cummins
• All necessary gaskets and hardware for installation
• Compressor wheel: 66mm inducer, 61.44-69.00mm range
• Flow capacity: 77-98 lb/min

Key Performance Benefits:

• Significant increase in airflow for enhanced power output and engine response
• Lower exhaust gas temperatures compared to stock turbo
• Reduced drive pressure for improved efficiency
• Drop-in installation using factory mounting locations and piping
• Enhanced reliability through better thermal management
• Maintains excellent drivability across all RPM ranges

Installation Notes:

• Estimated installation time: 6 hours
• 2003-2004 model year trucks (305HP with HY35 turbo) require 2004.5-2007 style aftermarket downpipe and OEM V-band clamp (part #52121285AA)
• Some aftermarket air intake systems may require modification
• Turbo-mount exhaust brakes are not compatible; use remote-mount exhaust brake if desired
• No additional intercooler piping required for stock configurations

Warranty Coverage:

This kit is backed by BD Diesel's 12-month or 12,000-mile limited parts warranty, whichever comes first.

Emissions Compliance:

This product has met EPA's reasonable basis requirements and is legal for sale and use within federal EPA jurisdiction. Not legal for sale or use on licensed vehicles in California.