Allstar Performance GM 8.5" Ring and Pinion Gear Set - Ratio: 4.11 2040042 2-Port Body with dual AN-12

2-Port Body with dual AN-12 inlet/outlet ports and one AN-12 return port

24 x 24 in Sqaure

or on the garage floor

Pro Series Extreme Flow EFI Regulator (3)-8 inlets

Certified to SFI 3

Allstar Performance GM 8.5" Ring and Pinion Gear Set - Ratio: 4.11 2040042 2-Port Body with dual AN-12Quality differential components are suitable for race, street, and off road use. Lapped in matched sets for quiet operation. Specialty items for the Shop, Trailer and Track. The Allstar Performance brand offers thousands of hard to find, specialty items that cover many segments in the performance aftermarket. For over 30 years, customers worldwide have come to rely on the quality, affordable and practical items available from Allstar Performance.