Gen-Y Mega Duty 6in Drop Hitch 32K Dual-Ball Mount w/ Pintle Lock For 3in Receiver Intake Bridge 30% larger wheel than stock 1999 2003 CAT C FLWB-90122 coil springs Anodizing:Black

30% larger wheel than stock for increased airflow and lower EGTs

The Ultra 6AL expands on the 6-series line with wireless control via the “MSD Ultra 6AL” app

The 3" inlet and outlet configuration makes it a versatile fit for custom or universal exhaust builds

Clean appearance with clear lens option

This kit is sports SAE-compliant fog lights on the outside

Gen Y Mega Duty 6in Drop Hitch 32K Dual Ball Mount w Pintle Lock For 3in Receiver Intake Bridge 30% larger wheel than stock 1999 2003 CAT C FLWB 90122 coil springs Anodizing:Black 30% larger wheel than stock for increased airflow and lower EGTs The Ultra 6AL expands on the 6 series line with wireless control via the “MSD Ultra 6AL” app