DNJ
DNJ Intake Manifold Gasket Set 1987-1996 AM General, Avanti, Buick, Cadillac, Chevrolet, GMC, Oldsmobile, Pontiac 5.0L-5.7L
DNJ Intake Manifold Gasket Set 1987-1996 AM General, Avanti, Buick, Cadillac, Chevrolet, GMC, Oldsmobile, Pontiac 5.0L-5.7L
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Listed for: Chevrolet GMC OldsmobileFitment notes & questions
Intake Manifold Gasket Set by DNJ for 1987–1996 Buick, Cadillac, Chevrolet, GMC, Oldsmobile and Pontiac with the 5.0L engine. Replacing a gasket is usually more labor than parts, so it pays to replace any others you disturb on the way in.
Quick facts
- Brand: DNJ
- Part type: Gasket
- Listed for: 1987–1996 Buick, Cadillac, Chevrolet, GMC, Oldsmobile and Pontiac
- Engine: 5.0L
- Engine code: Chevrolet 16V OHV
- Part number: IG3103
Listed fitment
- [1987-1996] AVANTI, GM / V8 / 5.0L, 5.7L / 305, 350 OHV 16V [(CHEVROLET)]
Good to know
- Notes: Intake
- Warranty terms: 12 month or 12,000 mile warranty whichever comes first. Warranty must be requested by the original purchaser and is limited to the replacement of the alleged defective part(s) only.
Tip: Clean both mating surfaces completely and follow the bolt torque and sequence for your engine.

DNJ gasket for the Chevrolet GMC Oldsmobile: what to know
An old gasket gets hard and shrinks with heat cycles, which is when leaks start. A new gasket restores the seal.
Fitment notes
- Listed for: Chevrolet GMC Oldsmobile.
- Engine: match the engine size and code to your vehicle; the same model often came with several engines.
- Specs, lead time and warranty come from DNJ and can change. The details above this guide are the latest we have.
Not sure it fits? Message us your vehicle details and we'll double-check fitment before you buy.
Ask about fitmentWhat else to plan for
- Sealant where called for. Some joints need a dab of sealant at corners or seams; others must go on dry.
- Bolts and grommets. Rubber grommets and old bolts are worth replacing if they are damaged.
More for your car: GMC Intake Manifold Gaskets · Chevrolet Parts · Engine