---
title: "GSTP Promo Codes"
description: "Promo Codes at GSTP. Check for offers and shopping options on Refermate."
canonical_url: "https://staging.refermate.com/store/gtsp-auto-parts/promo-codes"
md_url: "https://staging.refermate.com/store/gtsp-auto-parts/promo-codes"
last_updated: "2026-10-09T16:27:46.411Z"
---
# GSTP Promo Codes - 20% Off + Up to 8.4% Cash Back

- URL: https://staging.refermate.com/store/gtsp-auto-parts/promo-codes
- Page: Promo Codes
- Store: GSTP
- Featured current offer: 20% Off
- Current offers: 13 offers
- Store website: https://www.gstpautoparts.com
- Last refreshed: Friday, October 9, 2026

## Current Offers

### 1. 20% Off Coupon
Type: Coupon code
Code: `FT20`

### 2. 5% Off Coupon
Type: Coupon code
Code: `GSTP`

### 3. 10% off
Type: Coupon code
Code: `PAINTERS`
Description: 10% Off (Storewide) at Gstp Autoparts

### 4. 10% off
Type: Coupon code
Code: `OUTSKIRTS`
Description: 10% Off Storewide at Gstp Autoparts

### 5. 10% off
Type: Coupon code
Code: `SHOWCASE`
Description: 10% Off Storewide at Gstp Autoparts

### 6. 20% off
Type: Coupon code
Code: `GSTP20`
Description: 20% Off Storewide at Gstp Autoparts

### 7. 10% off
Type: Coupon code
Code: `SIMPLYCODES10`
Description: 10% Off Select Items at Gstp Autoparts

### 8. 10% off
Type: Coupon code
Code: `PLDEALS`
Description: 10% Off Storewide at Gstp Autoparts

### 9. 10% Off
Type: Coupon code
Code: `GSTPMID`
Description: 10% Off Storewide at Gstp Autoparts

## About GSTP

GSTP is a United States online retailer offering automotive replacement parts and accessories for vehicle maintenance and repair.

## Frequently Asked Questions

### 1. How many GSTP promo codes are available right now?
GSTP currently has 13 current offers listed. Availability and terms can change, so check the offer details before checkout.

### 2. What is a current featured offer at GSTP?
One current featured GSTP offer is "20% Off". Availability and terms can change, so review the offer details before checkout.

### 3. Does GSTP offer cash back?
Yes, you can earn up to 8.4% cash back on eligible GSTP purchases through Refermate. The offer and cash back terms determine whether a promo code can be combined with it.

### 4. How do I use a promo code at GSTP?
When a code is listed, copy it from this page, add your items to your GSTP cart, and paste the code in the promo code field at checkout. Check the offer terms to confirm the discount applies.

### 5. When was this GSTP promo codes page updated?
Refermate updates this page when its GSTP offer or store data changes. Check the current offer details before shopping.

## Explore More

- Site map: https://staging.refermate.com/sitemap.md
- Store sitemap: https://staging.refermate.com/stores/sitemap.md
- Store directory: https://staging.refermate.com/stores