---
product_id: 49711081
title: "uni UP-4245ST Air Filters"
brand: "4into1"
price: "HK$481"
currency: HKD
in_stock: true
url: https://www.desertcart.hk/products/49711081-uni-up-4245st-air-filters
store_origin: HK
region: Hong Kong
---

# Compact 4.2x3.7x3.5 inch design Precision vehicle-specific fit 30+ years proven durability uni UP-4245ST Air Filters

**Brand:** 4into1
**Price:** HK$481
**Availability:** ✅ In Stock

## Summary

> 🌀 Elevate your ride’s breathability with uni UP-4245ST – where precision meets legacy!

## Quick Answers

- **What is this?** uni UP-4245ST Air Filters by 4into1
- **How much does it cost?** HK$481 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hk](https://www.desertcart.hk/products/49711081-uni-up-4245st-air-filters)

## Best For

- 4into1 enthusiasts

## Why This Product

- Trusted 4into1 brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Tailored Fit:** Engineered for a perfect, vehicle-specific seal every time
- • **Sleek Exterior:** Painted finish adds a subtle touch of style under the hood
- • **Legacy of Excellence:** Over 30 years of trusted air filtration innovation
- • **Lightweight Efficiency:** Only 4 ounces for easy handling and minimal impact on performance
- • **Durable Urethane Flange:** Ensures long-lasting, secure installation without leaks

## Overview

The uni UP-4245ST air filter combines over three decades of filtration expertise with a precision-engineered, vehicle-specific fit. Featuring a durable urethane flange and a compact, lightweight design, this painted round filter ensures optimal airflow and reliable performance for your vehicle’s air purification needs.

## Description

Urethane flange.

## Features

- Uni universal air filters are where it all started over 30 years.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | 4into1 |
| OEM Part Number | UP-4245ST |
| Shape | Round |
| Manufacturer | uni |
| Automotive Fit Type | Vehicle Specific Fit |
| UPC | 804451742454 |
| Model | uni UP-4245ST |
| Item Weight | 4 ounces |
| Product Dimensions | 4.2 x 3.7 x 3.5 inches |
| Item model number | UP-4245ST |
| Is Discontinued By Manufacturer | No |
| Exterior | Painted |
| Manufacturer Part Number | UP-4245ST |

## Product Details

- **Brand:** 4into1
- **OEM Part Number:** UP-4245ST
- **Shape:** Round
- **Manufacturer:** uni
- **Automotive Fit Type:** Vehicle Specific Fit

## Images

![uni UP-4245ST Air Filters - Image 1](https://m.media-amazon.com/images/I/619G7cmIc+L.jpg)

## Frequently Bought Together

- uni UP-4245ST Air Filters
- Uni Filter UP-123 1/2" Push-in Breather , Black
- Honda 16590-ZE2-812 Stay Choke Control

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**Shop now:** [https://www.desertcart.hk/products/49711081-uni-up-4245st-air-filters](https://www.desertcart.hk/products/49711081-uni-up-4245st-air-filters)

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*Product available on Desertcart Hong Kong*
*Store origin: HK*
*Last updated: 2026-01-23*