Cold Air Intake For 06-07 Chevrolet Silverado GMC Sierra V8-6.6L LLY-LBZ Duramax Cotton Cleanable Red S&B Bypass we always recommend you check

we always recommend you check your fuel pressure under load after installation

they normally won't show signs of wear or failure

Replacement Filter KF-1051

and other debris

70 AR cover with redesigned map groove

Cold Air Intake For 06-07 Chevrolet Silverado GMC Sierra V8-6.6L LLY-LBZ Duramax Cotton Cleanable Red S&B Bypass we always recommend you checkMaximum Performance Our cold air intake for the 2006 2007 Chevy GMC Duramax LLY LBZ 6. 6L was engineered to minimize air restriction and flows 50. 15 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