---
product_id: 18319850
title: "GM Genuine Parts 12638038 Intake Manifold Assembly"
brand: "gm genuine parts"
price: "€ 619.28"
currency: EUR
in_stock: true
url: https://www.desertcart.fi/products/18319850-gm-genuine-parts-12638038-intake-manifold-assembly
store_origin: FI
region: Finland
---

# Exact OEM fit dimensions Precision-machined exterior Robust 16.1 lbs weight for durability GM Genuine Parts 12638038 Intake Manifold Assembly

**Brand:** gm genuine parts
**Price:** € 619.28
**Availability:** ✅ In Stock

## Summary

> ⚡ Upgrade your ride with GM precision power!

## Quick Answers

- **What is this?** GM Genuine Parts 12638038 Intake Manifold Assembly by gm genuine parts
- **How much does it cost?** € 619.28 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.fi](https://www.desertcart.fi/products/18319850-gm-genuine-parts-12638038-intake-manifold-assembly)

## Best For

- gm genuine parts enthusiasts

## Why This Product

- Trusted gm genuine parts brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **OEM Certified Quality:** Built to original equipment manufacturer specs for guaranteed reliability
- • **Heavy-Duty Construction:** Solid 16.1-pound assembly designed to withstand demanding engine conditions
- • **Plug-and-Play Installation:** Perfect dimensions (28.1 x 18.1 x 12.5 inches) for hassle-free replacement
- • **Precision Machined Exterior:** Crafted with exacting standards for superior durability and fit
- • **Engineered for Peak Performance:** Genuine GM part ensures flawless compatibility and optimal airflow

## Overview

The GM GENUINE PARTS 12638038 Intake Manifold Assembly is a precision-machined, OEM-certified component weighing 16.1 pounds and sized for exact fitment. Designed by ACDelco for reliable engine performance, it guarantees durability and seamless installation for your vehicle’s intake system.

## Description

GM Genuine Parts 12638038 Intake Manifold Assembly

## Features

- Item Package Dimension: 27.9L x 18.9W x 12.9H inches
- Item Package Weight - 16.1 Pounds
- Item Package Quantity - 1
- Product Type - AUTO PART

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | ACDelco |
| Brand | GM GENUINE PARTS |
| Model | Manifold |
| Item Weight | 16.17 pounds |
| Product Dimensions | 28.1 x 18.1 x 12.5 inches |
| Item model number | 12638038 |
| Exterior | Machined |
| Manufacturer Part Number | 12638038 |
| OEM Part Number | 12638038 |

## Images

![GM Genuine Parts 12638038 Intake Manifold Assembly - Image 1](https://m.media-amazon.com/images/I/51SUCV3SEwL.jpg)

## Questions & Answers

**Q: Which gaskets fit this?  Does it come with gaskets?**
A: Factory style gaskets fit just fine.

**Q: will this fit a 2003 5.3 silverado does it come with gaskets? will i need to make any modifcations**
A: Mine did NOT come with gaskets, yes you need to modify a few things, fuel rails, oil pressure sending unit etc.

**Q: Will this fix 2009 Silverado**
A: It is a direct replacement

**Q: Do this fit a 2005-6 chevy avalanche? I notice it has four holes instead of three.**
A: Yes with adapter to upper PCV hose. Or later style PCV hose 2008+

## Frequently Bought Together

- ACDelco GM Genuine Parts 12638038 Intake Manifold Assembly
- GM Genuine Parts 12660709 Fuel Injector Rail
- FEL-PRO MS 96587 Engine Intake Manifold Gasket Set for Chevrolet Silverado 1500

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**Shop now:** [https://www.desertcart.fi/products/18319850-gm-genuine-parts-12638038-intake-manifold-assembly](https://www.desertcart.fi/products/18319850-gm-genuine-parts-12638038-intake-manifold-assembly)

---

*Product available on Desertcart Finland*
*Store origin: FI*
*Last updated: 2026-02-06*