Optimizes the boosted air density for higher continuous power and lower exhaust gas temps. Lowers restrictions for superior flow with 25% larger core area and 34% more volume. Big boost tubes & durable cast end tanks pack cool, dense air into cylinders. Cooler EGTs, more MPG & constant-duty power. It doesn’t get any cooler than Techni-Cooler. Improves Power, Durability & Fuel Economy.Includes Boost Tubes (red powder-coated).Fits 2002-2004 Chevy/GMC 2500/3500 6.6L Duramax

• Optimizes air pressure and distribution going into the intake manifold
• High-efficiency custom-machined durable cast end tanks
• Raises boost without increasing turbine drive pressure
• Cooler EGTs, more MPG & constant-duty power
• Improves flow of oxygen-rich air into cylinders
• High-efficiency custom-machined end tanks
• 25% thicker corewith34% more volumte
• Improves Power, Durability & Fuel Economy
• Packs cool, dense air into the cylinders
• Accommodates stock mounting points
• Lower restriction for superior flow
• 3 inch mandrel-bent boost tubes
• 2-year Warranty