---
product_id: 268467462
title: "SEM 42003 Black High Build Primer - 16 oz."
brand: "sem"
price: "479 Lei"
currency: RON
in_stock: true
url: https://www.desertcart.ro/products/268467462-sem-42003-black-high-build-primer-16-oz
store_origin: RO
region: Romania
---

# Fast-drying formula Semi-gloss finish for sleek look Superior adhesion on metal & plastic SEM 42003 Black High Build Primer - 16 oz.

**Brand:** sem
**Price:** 479 Lei
**Availability:** ✅ In Stock

## Summary

> ⚡ Prime like a pro, finish like a boss.

## Quick Answers

- **What is this?** SEM 42003 Black High Build Primer - 16 oz. by sem
- **How much does it cost?** 479 Lei with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ro](https://www.desertcart.ro/products/268467462-sem-42003-black-high-build-primer-16-oz)

## Best For

- sem enthusiasts

## Why This Product

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

## Key Features

- • **Premium Coverage:** Covers 10-15 sq ft per 16 oz, maximizing efficiency and minimizing waste.
- • **Rapid Ready Time:** Fast-drying formula lets you move quickly to the next step, saving precious project hours.
- • **Versatile Application:** Perfect for automotive projects, compatible with multiple substrates for ultimate flexibility.
- • **Unmatched Surface Grip:** Ensures flawless adhesion on automotive metal, aluminum, urethane, and plastic for a durable base coat.
- • **Sleek Semi-Gloss Finish:** Delivers a smooth, professional sheen that elevates your paint job’s aesthetic.

## Overview

The SEM 42003 Black High Build Primer is a fast-drying, semi-gloss automotive primer designed for superior adhesion and flexibility on metal, aluminum, urethane, and plastic surfaces. Offering coverage of 10-15 square feet per 16 oz, it provides a durable, sleek base coat that accelerates your project timeline while ensuring professional-grade results.

## Description

SEM 42003 Black High Build Primer - 16 oz.

## Features

- Item Category: Paint
- Item Trademark: SEM
- manufacturer: Generic

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Part number | 42003 |
| Item Weight | 454 g |
| Product Dimensions | 27.94 x 15.24 x 15.24 cm; 453.59 g |
| Item model number | 42003 |
| Size | 1 Pound (Pack of 1) |
| Color | Black |
| Finish | Semi-Gloss |
| Item Package Quantity | 1 |
| Coverage | Approximately 10-15 square feet per 16 oz. |
| Special Features | Fast-Drying |
| Specific uses | Automotive (Metal, Plastic) |
| Batteries Included? | No |
| Batteries Required? | No |

## Product Details

- **Brand:** SEM
- **Colour:** Black
- **Finish type:** Semi-Gloss
- **Size:** 1 Pound (Pack of 1)
- **Item volume:** 16 Fluid Ounces

## Images

![SEM 42003 Black High Build Primer - 16 oz. - Image 1](https://m.media-amazon.com/images/I/61boqv7DaAL.jpg)

## Frequently Bought Together

- SEM 42003 Black High Build Primer - 16 oz.
- SEM 39673 Black Self Etching Primer - 15.5 oz.
- SEM 39143 Trim Black Spray Aerosol (2)

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**Shop now:** [https://www.desertcart.ro/products/268467462-sem-42003-black-high-build-primer-16-oz](https://www.desertcart.ro/products/268467462-sem-42003-black-high-build-primer-16-oz)

---

*Product available on Desertcart Romania*
*Store origin: RO*
*Last updated: 2026-02-13*