2004-2005 GM HD Polished Factory LLY Cylinder Head (FPE-61-10002-P) lower-control-arm The BulletProof Medium Duty Sway

The BulletProof Medium Duty Sway Control Ball Mount allows you to attach a sway control system between your hitch and your trailer

the oil rests on the bottom as it’s heavier than the gas which rises to the top

Carli long bed extension harness

19-Hour DIY Install Time

2004-2005 GM HD Polished Factory LLY Cylinder Head (FPE-61-10002-P) lower-control-arm The BulletProof Medium Duty SwayThe Fleece Performance 2004 2005 Factory LLY Duramax Cylinder Head is built to OEM or better standards for diesel truck owners who want a no compromise upgrade. Engineered, manufactured, and supported by Fleece the diesel performance specialists. Features New valve guides, new springs, and new valve seals Pressure and leak tested Precision ground stock valves with a 45 degree angle Multi angle valve job 1 Year Limited Parts Warranty Specifications