S&B Cold Air Intake For 01-04 Chevrolet Silverado GMC Sierra V8-6.6L LB7 Duramax Dry Extendable White 75-5101D 2004-5-2005-6-6l-lly-duramax The fully sealed tubing design

The fully sealed tubing design prevents rust at weld points

under dash module

T304 stainless steel delivers strength and durability

T409 Stainless Steel 4 Inch Cat Back Single Side Dual Outlet 4 Inch Cat Back

Banks cold side tube has 65% greater flow area than stock tube

S&B Cold Air Intake For 01-04 Chevrolet Silverado GMC Sierra V8-6.6L LB7 Duramax Dry Extendable White 75-5101D 2004-5-2005-6-6l-lly-duramax The fully sealed tubing designMaximum Performance Our cold air intake for the 2001 2004 Chevy GMC Duramax LB7 6. 6L was engineered to minimize air restriction and flows 44. 63 percent better than stock. This kit comes with a fully enclosed airbox that protects the filter from dirt and keeps out engine heat. Protect Your Engine. This kit comes with a massive, highly efficient air filter which results in better performance and protects your engine. Available in either 8 layer Cotton