2004.5-2005 GMC Sierra 3500 6.6L Duramax Diesel EGR Block Off Plates & Cooler Delete Kit
2004.5*-2005 Sierra 3500 6.6L LLY Duramax
*May of 2004.
*Off-road use only, not for road vehicles. NOT LEGAL for use in pollution controlled vehicles that are operated on public streets, roads or highways.
*Requires use of a tuner to compensate for EGR delete.
- Engineered to completely remove the O.E. EGR system and bypasses the cooler.
- Provides LOWER running temperatures, BETTER throttle response, IMPROVED fuel economy, and INCREASED reliability!
- Ensures a clean, neat look to your engine bay.
- Precision CNC machined for a perfect fit, and constructed from aircraft-grade 7075 aluminum.
- Prevents warping caused by the intense heat generated by diesel engines.
- Guaranteed to last under high temperatures and pressure.
- Comes with full installation instructions and installs easily.