Apex AMS3252 Fuel Injection Plenum Gasket Set - Upper

Brand Apex AMS3252
Position Upper
Fits Chevrolet, GMC, and Oldsmobile · 25 vehicles

Plenum gasket set. Seals the fuel injection plenum for dependable air and fuel delivery.

$21.63Free shipping
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Fuel Injection Plenum Gasket Set for GM V6 Applications

The Apex AMS3252 fuel injection plenum gasket set is made for upper intake sealing on select Chevrolet, GMC, and Oldsmobile vehicles. It is a direct-fit sealing solution for service work on the intake plenum area where vacuum leaks and air intrusion can affect drivability.

  • Fuel injection plenum gasket set for upper intake sealing
  • Compatible with 1992-1995 Chevrolet Astro, upper
  • Compatible with 1995 Chevrolet Blazer, upper
  • Compatible with 1994-1995 Chevrolet S10, upper
  • Compatible with 1992-1995 GMC Jimmy, upper
  • Compatible with 1992-1995 GMC Safari, upper
  • Compatible with 1992-1995 GMC Sonoma, upper
  • Compatible with 1992-1994 Chevrolet S10 Blazer, upper
  • Compatible with 1992-1994 Oldsmobile Bravada, upper
  • Part number AMS3252 for upper intake plenum service

Detailed Fitment and Application

Use this gasket set when servicing the upper intake plenum on 1992-1995 Chevrolet Astro, 1995 Chevrolet Blazer, 1994-1995 Chevrolet S10, 1992-1995 GMC Jimmy, 1992-1995 GMC Safari, 1992-1995 GMC Sonoma, 1992-1994 Chevrolet S10 Blazer, and 1992-1994 Oldsmobile Bravada. The Apex AMS3252 is built for the upper position and supports proper sealing between intake components during repair.

Common Issues Addressed

  • Upper intake vacuum leaks
  • Unstable idle caused by intake sealing loss
  • Air leakage at the plenum interface
  • Fuel injection service requiring renewed gasket sealing
  • Intake manifold seepage at the upper section

Installation Notes

Clean all mating surfaces thoroughly before installation and inspect the intake components for warpage, corrosion, or residue that could affect sealing. Follow the vehicle service procedure and torque sequence specified for the application. Verify the upper intake area is properly aligned before final tightening.

Quality Assurance

Apex part AMS3252 is cataloged as a fuel injection plenum gasket set for the listed GM applications and is intended for upper intake sealing service.

This part fits 25 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
1995ChevroletAstro4.3LV6Upper
1995ChevroletBlazer4.3LV6Upper
1995ChevroletS104.3LV6Upper
1995GMCJimmy4.3LV6Upper
1995GMCSafari4.3LV6Upper
1995GMCSonoma4.3LV6Upper
1994ChevroletAstro4.3LV6Upper
1994ChevroletS104.3LV6Upper
1994ChevroletS10 Blazer4.3LV6Upper
1994GMCJimmy4.3LV6Upper
1994GMCSafari4.3LV6Upper
1994GMCSonoma4.3LV6Upper
1994OldsmobileBravada4.3LV6Upper
1993ChevroletAstro4.3LV6Upper
1993ChevroletS10 Blazer4.3LV6Upper
1993GMCJimmy4.3LV6Upper
1993GMCSafari4.3LV6Upper
1993GMCSonoma4.3LV6Upper
1993OldsmobileBravada4.3LV6Upper
1992ChevroletAstro4.3LV6Upper
1992ChevroletS10 Blazer4.3LV6Upper
1992GMCJimmy4.3LV6Upper
1992GMCSafari4.3LV6Upper
1992GMCSonoma4.3LV6Upper
1992OldsmobileBravada4.3LV6Upper