01-10 Chevrolet/GMC LB7 LLY LBZ LMM Duramax Mega Filter Retrofit Kit Kingsport Grey HSP Diesel S&M and prevents shock oil aeration

and prevents shock oil aeration

Polyurethane bushings limit deflection and prevent differential movement under load

These nozzles are sold individually you need to order six to make a complete set

New zinc-plated Allen head mounting hardware is supplied

01-10 Chevrolet/GMC LB7 LLY LBZ LMM Duramax Mega Filter Retrofit Kit Kingsport Grey HSP Diesel S&M and prevents shock oil aerationUpgrade your existing HSP 4. 5 inch intake with the HSP Mega Filter Retrofit Kit. This kit converts earlier PRIOR TO 3 12 2026 HSP intake systems to the latest square Mega Filter and aluminum heatshield box design, delivering improved airflow, increased filtration area, and easier serviceability. Why You Need the HSP Mega Filter Retrofit Kit The new square HSP Mega Filter flows approximately 10 percent more air than the previous round filter design