01-10 Chevrolet/GMC LB7 LLY LBZ LMM Duramax Mega Filter Retrofit Kit Flag Red HSP Diesel Chevrolet Express/GMC Savana/Vans " This mode shows you what

This mode shows you what the actual transmission line pressure is No Lights -70 PSI line pressure and 5 lights-155 PSI Line pressure

Increased airflow helps to lower EGTs

To prevent contamination of worn parts circulating through your new B&M transmission

The Hooker Aero Chamber uses a unique step principal

MESA FRG SL BL 17X9 8X170 125 RW-MCH +25

01-10 Chevrolet/GMC LB7 LLY LBZ LMM Duramax Mega Filter Retrofit Kit Flag Red HSP Diesel Chevrolet Express/GMC Savana/Vans " This mode shows you whatUpgrade 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