Parts for your GMC Duramax 6.6L LLY (2004 - 2005) diesel truck. All major brands at competitive prices! Free Shipping for orders over $99 to both US & Canada.
Magnaflow 4 Inch Cat Back Single Exit Exhaust for your 2004-2005 GM Duramax LLY at RPM Outlet. Free shipping on Cat Back Exhaust for your 2004-2005 Duramax LLY.
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6.6L Duramax LLY Duramax LLY Specs Info. The LLY is indicative of the Duramax’s towards meeting strict emissions requirements in the U.S. while keeping the engine competitive in the market. The 2004 LLY was the first Duramax to utilize exhaust gas recirculation EGR and a .
0183 32 04.5 05 LLY Duramax Powertrain Discussion of components that are directly involved in the power production and all that is needed to get and keep the truck moving . .
The LLY was introduced in 2004 and replaced the LB7 completely mid year LLY. The LLY internally called the 8GF1 engine code “2” is a 6,599 cc 402.7 cu in turbocharged engine which debuted in mid 2004 and continued until the end of 2005..
The LLY Duramax Engines were replacing the old 6.5 L Detroit built engine which was a big jump forward in technology. GM was the first of the manufacturers to make this jump and gave GM an added advantage in thesel truck market. The LLY Duramax Engine utilized the .