Chevy 1500 1998-08 4.10-5.13 Ratio GM8.6-GM8.25IFS Package Revolution Gear and Axle Variant:4.88 Ratio GM8.6-GM8.25IFS Gear Package Revolution Gear Our multi-layer premium fabric maintains

Our multi-layer premium fabric maintains its shape in all temperatures

OE Xtreme brackets are included

The new AirMouse Ambient Air Density sensor module measures the power potential of air entering all naturally aspirated

This is the configuration with a center filler and upper inlet offset on driver side

dramatically increasing the cooling capacity for massive continuous power

Chevy 1500 1998-08 4.10-5.13 Ratio GM8.6-GM8.25IFS Package Revolution Gear and Axle Variant:4.88 Ratio GM8.6-GM8.25IFS Gear Package Revolution Gear Our multi-layer premium fabric maintainsGear Packages from Revolution Gear and Axle include Front and Rear Ring and Pinion Gear Sets and Master Install Bearing Kits. All Revolution Gear sets are made from the highest quality steel and are precision heat treated to OEM specifications. Master Install Kits offer a comprehensive bill of material with all the components needed to overhaul your differential ring and pinion gear set including top quality Timken or Koyo Bearings (Part numbers