Upgrade your 2014-2021 Silverado Sierra 1500 with the ACDelco GM 12630859 Intake Manifold, designed specifically for your 4.3L engine. This bolt-on style manifold ensures a secure fit and is crafted from durable plastic, boasting a sleek black color that complements your vehicle?s aesthetics. ACDelco, a brand synonymous with quality OEM parts, ensures that this intake manifold meets the exact specifications for your vehicle. The manifold, a vital component in your engine?s air and fuel delivery system, comes without additional items, focusing on the core replacement part necessary for optimal performance. Exact item is shown. Genuine GM part, new open box with original packaging. Plastic manifold, item weight 16 lbs. No returns if installed. Please review our business policies in our store for information regarding returns, shipping and warranties.