---
product_id: 27102850
title: "SEM 38343 Vinyl Prep - 13.3 oz."
brand: "sem"
price: "$U2274"
currency: UYU
in_stock: true
reviews_count: 8
category: "Sem"
url: https://www.desertcart.uy/products/27102850-sem-38343-vinyl-prep-13-3-oz
store_origin: UY
region: Uruguay
---

# Deep cleans wax & grease Powerful solvent blend Preps vinyl for perfect adhesion SEM 38343 Vinyl Prep - 13.3 oz.

**Brand:** sem
**Price:** $U2274
**Availability:** ✅ In Stock

## Summary

> ⚡ Elevate your vinyl refinishing game with SEM 38343 – clean, prep, and perfect every time!

## Quick Answers

- **What is this?** SEM 38343 Vinyl Prep - 13.3 oz. by sem
- **How much does it cost?** $U2274 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.uy](https://www.desertcart.uy/products/27102850-sem-38343-vinyl-prep-13-3-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

- • **Trusted by Pros:** Highly rated with 4.6 stars and a top choice in automotive refinishing.
- • **Compact & Efficient:** 13.3 oz size delivers long-lasting use without bulk or waste.
- • **Precision Cleaning Power:** Removes soil, wax, and grease effortlessly for a flawless base.
- • **Optimized for SEM Coatings:** Engineered to work seamlessly with SEM flexible coatings for professional results.
- • **Surface Softening Technology:** Prepares vinyl substrates to maximize topcoat adhesion and durability.

## Overview

SEM 38343 Vinyl Prep is a potent solvent blend designed specifically for vinyl refinishing. It effectively cleans away soil, wax, and grease while softening the surface to ensure superior adhesion of topcoats, especially SEM flexible coatings. Ideal for professional-grade vinyl repair and refinishing, this 13.3 oz liquid is a must-have first step for flawless results.

## Description

Vinyl Prep is a unique and strong solvent blend critical to refinishing vinyl. Vinyl Prep cleans soil, wax and grease from vinyl substrates while it softens and prepares the surface for adhesion of topcoat. Great for use with SEM flexible coatings. is a first step cleaner for all repair and refinish procedures.

Review: Great product - Applied the vinyl prep after scrubbing the vinyl with a mildew cleaner. Worked really well. Then I sprayed it with SEM Vinyl coat in Carver White and they look...and feel..new. The pictures dont give it justice because its in my garage, but they truly turned out fantastic. Highly recommend.
Review: Worked well! - You need this before using their paint. It really cleans it up and preps for painting.

## Features

- Vinyl Prep is a unique and strong solvent blend critical to refinishing vinyl
- Vinyl Prep cleans soil, wax and grease from vinyl substrates while it softens and prepares the surface for adhesion of topcoat
- Great for use with SEM flexible coatings

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00PH0OLNA |
| Best Sellers Rank | #77,552 in Automotive ( See Top 100 in Automotive ) #101 in Automotive Spray Paint |
| Brand | SEM |
| Brand Name | SEM |
| Customer Reviews | 4.6 out of 5 stars 598 Reviews |
| Item Form | Liquid |
| Item Weight | 0.3 kg |
| Manufacturer | SEM |
| Model Number | 38343 |
| Number of Items | 1 |
| Part Number | 38343 |
| Scent | Vinyl |
| Size | 14.1 Fl Oz (Pack of 1) |
| Specific Uses For Product | vinyl substrates |
| Surface Recommendation | Vinyl |
| UPC | 646786952753 |
| Unit Count | 14.1 Fluid Ounces |

## Product Details

- **Brand:** SEM
- **Item Form:** Liquid
- **Scent:** Vinyl
- **Specific Uses For Product:** vinyl substrates
- **Unit Count:** 14.1 Fluid Ounces

## Images

![SEM 38343 Vinyl Prep - 13.3 oz. - Image 1](https://m.media-amazon.com/images/I/61o+OivN4sL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great product
*by W***N on March 18, 2026*

Applied the vinyl prep after scrubbing the vinyl with a mildew cleaner. Worked really well. Then I sprayed it with SEM Vinyl coat in Carver White and they look...and feel..new. The pictures dont give it justice because its in my garage, but they truly turned out fantastic. Highly recommend.

### ⭐⭐⭐⭐⭐ Worked well!
*by D***R on July 11, 2025*

You need this before using their paint. It really cleans it up and preps for painting.

### ⭐⭐⭐⭐⭐ Works as Described
*by N***E on June 25, 2026*

We used this product as part of interior automotive restoration from a 1980’s vehicle. It was definitely helpful in matching the original colors in our ride.

## Frequently Bought Together

- SEM 38343 Vinyl Prep - 13.3 oz.
- SEM 39362 Prep Soap for Automotive Refinishing Vinyl, Plastic and Leather Materials, 15 oz
- SEM M25083 Carver White Marine Vinyl Coat - 12 oz.

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.uy/products/27102850-sem-38343-vinyl-prep-13-3-oz](https://www.desertcart.uy/products/27102850-sem-38343-vinyl-prep-13-3-oz)

---

*Product available on Desertcart Uruguay*
*Store origin: UY*
*Last updated: 2026-10-20*