---
product_id: 138788722
title: "12665644 Primary (Fresh Air) Positive Crank Ventilation (PCV) Valve"
brand: "gm genuine parts"
price: "$42"
currency: NZD
in_stock: true
reviews_count: 13
url: https://www.desertcart.nz/products/138788722-12665644-primary-fresh-air-positive-crank-ventilation-pcv-valve
store_origin: NZ
region: New Zealand
---

# Optimizes emission control GM OE precision fit Durable metal build 12665644 Primary (Fresh Air) Positive Crank Ventilation (PCV) Valve

**Brand:** gm genuine parts
**Price:** $42
**Availability:** ✅ In Stock

## Summary

> ⚡ Upgrade your ride with GM precision – don’t let your engine miss out!

## Quick Answers

- **What is this?** 12665644 Primary (Fresh Air) Positive Crank Ventilation (PCV) Valve by gm genuine parts
- **How much does it cost?** $42 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nz](https://www.desertcart.nz/products/138788722-12665644-primary-fresh-air-positive-crank-ventilation-pcv-valve)

## 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

- • **Durability That Lasts:** Crafted from premium metal to withstand harsh engine conditions and extend service life.
- • **Boosts Engine Efficiency:** Regulates crankcase vapors to prevent oil leaks and reduce oil consumption, enhancing performance.
- • **Trusted GM-Recommended Part:** Backed by General Motors for reliability and peace of mind on every drive.
- • **Compact & Lightweight Design:** At just 1.44 ounces and 2x3x2 inches, it fits perfectly without adding bulk.
- • **Seamless GM OE Compatibility:** Engineered to match your GM vehicle’s original specs for flawless fit and function.

## Overview

The 12665644 Primary (Fresh Air) Positive Crank Ventilation (PCV) Valve is a GM-recommended, OE-spec replacement part designed to optimize your vehicle’s emission control system. Manufactured by ACDelco with durable metal construction, it ensures a perfect fit, reliable performance, and longevity, helping prevent oil leaks and improve engine efficiency.

## Description

An ACDelco GM Original Equipment Positive Crankcase Ventilation (PCV) Valve is an emission control component and is a GM-recommended replacement for your vehicle’s original component. The PCV valve controls the volume of crankcase vapors that are drawn into the intake manifold; a restricted PCV valve can cause oil leaks or increase oil consumption. This original equipment PCV valve has been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Review: Fit and worked great - Helped performance. Was hesitating but now doesn’t
Review: Very good - Very good, excellent value for money

## Features

- GM-recommended replacement part for your GM vehicle’s original factory component
- Offering the quality, reliability, and durability of GM OE
- Manufactured to GM OE specification for fit, form, and function

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B010GOZ0O0 |
| Best Sellers Rank | #115,722 in Automotive ( See Top 100 in Automotive ) #173 in Automotive Replacement PCV Valves |
| Brand | GM GENUINE PARTS |
| Customer Reviews | 4.6 4.6 out of 5 stars (181) |
| Date First Available | June 26, 2015 |
| Exterior Finish | Machined |
| Global Trade Identification Number | 00808709354185 |
| Inlet Connection Size | 1 Inches |
| Inlet Connection Type | positive crankcase ventilation |
| Is Discontinued By Manufacturer | No |
| Item Weight | 1.44 ounces |
| Item dimensions L x W x H | 2 x 3 x 2 inches |
| Item model number | 12665644 |
| Manufacturer | ACDelco |
| Manufacturer Part Number | 12665644 |
| Material | Metal |
| Model | Pcv Valve |
| Number of Ports | 1 |
| OEM Part Number | 12665644 |
| Outlet Connection Size | 3 Inches |
| Outlet Connection Type | positive crankcase ventilation |
| Product Dimensions | 2 x 3 x 2 inches |
| UPC | 808709354185 |

## Product Details

- **Brand:** GM GENUINE PARTS
- **Exterior Finish:** Machined
- **Global Trade Identification Number:** 00808709354185
- **Inlet Connection Size:** 1 Inches
- **Inlet Connection Type:** positive crankcase ventilation
- **Item dimensions L x W x H:** 2 x 3 x 2 inches
- **Material:** Metal
- **Number of Ports:** 1
- **Outlet Connection Size:** 3 Inches
- **Outlet Connection Type:** positive crankcase ventilation

## Images

![12665644 Primary (Fresh Air) Positive Crank Ventilation (PCV) Valve - Image 1](https://m.media-amazon.com/images/I/515B6OEEANL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Fit and worked great
*by S***N on September 15, 2025*

Helped performance. Was hesitating but now doesn’t

### ⭐⭐⭐⭐⭐ Very good
*by O***A on September 26, 2025*

Very good, excellent value for money

### ⭐⭐⭐⭐⭐ PVC
*by P***O on October 25, 2025*

Perfect fit

## Frequently Bought Together

- ACDelco GM Original Equipment 12665644 Primary (Fresh Air) Positive Crank Ventilation (PCV) Valve
- ACDelco GM Original Equipment 12685407 Positive Crankcase Ventilation (PCV) Valve
- GM Parts 12673862 Positive Crankcase Ventilation (PCV) Tube, Black

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**Shop now:** [https://www.desertcart.nz/products/138788722-12665644-primary-fresh-air-positive-crank-ventilation-pcv-valve](https://www.desertcart.nz/products/138788722-12665644-primary-fresh-air-positive-crank-ventilation-pcv-valve)

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*Product available on Desertcart New Zealand*
*Store origin: NZ*
*Last updated: 2026-03-06*