RE Suspension Travel Indicator - Rubber O-Ring - 2-1/2 in Springs 20537 LS1 intake manifold

LS1 intake manifold

Air or Brake Duct

but the use of new OEM-style intake port seals is required

1987-1990 GMC R2500 Suburban

RE Suspension Travel Indicator - Rubber O-Ring - 2-1/2 in Springs 20537 LS1 intake manifoldProduct Description: Travel Indicator Rubber O Ring Aluminum Mounting Rings 2 1 2 in Springs RE Suspension is the premier supplier of shock accessories in racing. In 2002, Jason and Butch Enders partnered to start RE Suspension, Inc. In just a few short years, the company has built a clientele that includes teams from NASCAR's premiere divisions, as well as teams from the Busch North series, the ARCA series, the PASS series and late model and dirt