01-07 Duramax LB7, LLY, LBZ Merchant Automotive 263XHD Transfer Case RPI 6-port gaskets are included for

6-port gaskets are included for a hassle-free installation

4% more air via mandrel bent tubing that follows a 10% shorter and more efficient flow path and eliminates the problematic curved factory coupler at the intercooler inlet

7L Cummins features a larger runner sizes for enhanced flow and a T4 flange to mount your aftermarket turbocharger

All applicable critical components voltage and temperature ranges have been increased which maximizes current output without setting an overvoltage code

it is manufactured to meet or exceed stringent industry standards

01-07 Duramax LB7, LLY, LBZ Merchant Automotive 263XHD Transfer Case RPI 6-port gaskets are included forReplace a 263XHD electronic shift four wheel drive transfer case found in 2001 to 2007 GM Duramax 6. 6L V8 diesel trucks with this brand new one from Merchant Automotive No core charge! This transfer case is backed by a Merchant Automotive 2 year Unlimited Mileage Warranty for peace of mind. NOTE: Does not include encoder motor, reuse the encoder motor from your previous transfer case. Why Choose Our Transfer Case? Includes Our Transfer Case Pump