Air Lift Air Lift 1000 Air Rear Spring Kit - 1000 lb Capacity - GM A-Body / G-Body 1967-88 60733 6020BK This produces lower air intake

This produces lower air intake temperatures which results in added horsepower and the ability to add more timing advance with less detonation

1990-1991 Pontiac 6000

Fullsize SUV / Truck 1988-2000

Coil Spring Rubber Insert

4L DOHC engines

Air Lift Air Lift 1000 Air Rear Spring Kit - 1000 lb Capacity - GM A-Body / G-Body 1967-88 60733 6020BK This produces lower air intakeSuspension Leveling Kit Fully adjustable air springs level your vehicle when towing or hauling a heavy load for a safe comfortable ride; Installs inside coil spring to eliminate sag and bottoming out; Rugged durable components including air springs and all hardware; Easy to install with included instructions; Up to 1000 pounds of leveling capacity; Limited Lifetime Warranty (parts); Tough Molded Polyurethane; Limited Lifetime Warranty Rear No Drill Up