---
product_id: 511643318
title: "Infinity PR503F 5.25 2 Way Car Speakers - Pair"
brand: "infinity"
price: "₨60968"
currency: LKR
in_stock: true
reviews_count: 3
category: "Infinity"
url: https://www.desertcart.lk/products/511643318-infinity-pr503f-5-25-2-way-car-speakers-pair
store_origin: LK
region: Sri Lanka
---

# Edge-driven silk dome tweeter for crisp highs 35% larger Plus One woofer cone area Compact design for easy, no-mod install Infinity PR503F 5.25 2 Way Car Speakers - Pair

**Brand:** infinity
**Price:** ₨60968
**Availability:** ✅ In Stock

## Summary

> 🎵 Upgrade your drive with sound that commands attention!

## Quick Answers

- **What is this?** Infinity PR503F 5.25 2 Way Car Speakers - Pair by infinity
- **How much does it cost?** ₨60968 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.lk](https://www.desertcart.lk/products/511643318-infinity-pr503f-5-25-2-way-car-speakers-pair)

## Best For

- infinity enthusiasts

## Why This Product

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

## Key Features

- • **Cool Under Pressure:** Super-rigid vented baskets actively cool voice coils, ensuring consistent performance and durability on every drive.
- • **Immersive Soundstage:** Experience lifelike vocals and crystal-clear cymbals with Infinity’s patented Plus One woofer cone and edge-driven silk dome tweeter technology.
- • **Sleek, Stealthy Design:** All-black finish with a radial starburst pattern and copper Mobius strip logo adds a subtle yet sophisticated touch to your vehicle’s interior.
- • **Effortless Installation:** Designed with a compact frame and included hardware, these speakers fit seamlessly into tight car spaces—no cutting or modifications needed.
- • **Signature Infinity Sound:** Expertly tuned to deliver a balanced, rich audio profile that elevates your in-car listening experience.

## Overview

The Infinity PR503F 5.25" 2-way car speakers pair advanced Plus One woofer cone technology with edge-driven silk dome tweeters to deliver a wide frequency range (75Hz–20kHz) and 91dB sensitivity. Their compact, flush-mount design fits most vehicles without modification, while vented baskets cool voice coils for reliable performance. With 40W RMS power handling and a sleek black finish, these speakers offer a premium audio upgrade backed by a 1-year warranty.

## Description

Refresh Your Car with Infinity Science-Inspired Design SpeakersIf you are looking to upgrade your driving experience with amazing audio Infinity Primus has you covered with their patented Plus One™ woofer cone and edge-driven dome technology. Infinity's sound signature brings you lifelike vocals crisp cymbals and well-defined bass. Plus their rich all-black color scheme seamlessly integrates into the car interior. Their radial starburst pattern is inspired by the icon of a supernova punctuated with the mirror-like copper mobius strip logo. There are 8 models for the family and all features a compact design for easy installation in any vehicle. Primus delivers great Infinity sound at a price that's hard to beat.FeaturesPlus One™ Woofer Cone ArchitectureEdge-driven Silk Dome TweeterEngineered to Fitment and Easy InstallationVented Basket Frame Design for CoolingCompetitively TunedPlus One™ Woofer Cone ArchitectureHarman’s patented (US patent #7548631) Plus One™ cones provide more overall speaker cone area (up to 35%) than other cones in its class - the result is higher sensitivity (increase up to 2dB) increased low frequency output and greater musical character.Edge-driven Silk Dome TweeterInfinity Primus speakers are engineered with edge-driven silk dome tweeters which expand the high frequency range and ensure you'll hear all the natural detail of your favorite tunes.Engineered to Fitment and Easy InstallationInfinity Primus speakers feature a compact design for easy installation in tight spaces allowing them to fit into more vehicles without the need for modifications and cutting. Vented Basket Frame Design for CoolingThe super-rigid vented baskets help to cool the voice coils making for a reliable speaker. Not only do these look cool but they provide a real world benefit by wicking heat way from the motor structure almost like a fan as the cone moves through its stroke. The benefits are lower distortion at high output

Review: Good speakers - Upgraded the speaker system in my BMW E39, these speakers sound really good out of the box and when tuned. I think it was a good value for the money bringing great quality. Installation was super easy to do with provided hardware.
Review: Good stuff - Sound great, easy install.

## Features

- Harman’s patented Plus One cones provide more overall speaker cone area (up to 35%) than other cones in its class
- Infinity Primus speakers are engineered with edge-driven silk dome tweeters which expand the high-frequency range and ensure you'll hear all the natural detail of your favorite tunes.
- Infinity Primus speakers feature a compact design for easy installation in tight spaces, allowing them to fit into more vehicles without the need for modifications and cutting.
- The super-rigid vented baskets help to cool the voice coils making for a reliable speaker. They provide a real world benefit by wicking heat way from the motor structure almost like a fan as the cone moves through its stroke.
- Infinity Primus speakers are carefully tuned to ensure each line has the consistent Infinity sound signature.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0B8F84P5H |
| Additional Features | Tweeters |
| Antenna Location | car |
| Audio Driver Size | 5.25 Inches |
| Audio Driver Type | Dynamic Driver |
| Audio Output Mode | Stereo |
| Best Sellers Rank | #106,382 in Electronics ( See Top 100 in Electronics ) #1,375 in Car Coaxial Speakers |
| Brand | Infinity |
| Built-In Media | PR503F |
| Color | Black |
| Compatible Devices | Smartphone, Tablet, Laptop, Desktop |
| Compatible with Vehicle Type | & SUVs, Select Cars, Truck |
| Connectivity Protocol | Coaxial |
| Connectivity Technology | Coaxial |
| Control Method | Touch |
| Controller Type | Voice Control |
| Customer Reviews | 4.4 out of 5 stars 17 Reviews |
| Enclosure Material | Polypropylene, Silk |
| Frequency Response | 75 Hz |
| Impedance | 3 Ohms |
| Is Waterproof | FALSE |
| Item Dimensions D x W x H | 12"D x 4.5"W x 7"H |
| MP3 player | No |
| Manufacturer | Infinity |
| Model Name | PR503F |
| Model Number | JBLSENSELITEBLKAM |
| Mounting Type | Flush Mount |
| Number Of Circuits | 2 |
| Number of Audio Channels | 2.0 |
| Number of Items | 1 |
| Power Source | Corded Electric |
| Series Number | 503 |
| Speaker Maximum Output Power | 80 Watts |
| Speaker Size | 5.25 Inches |
| Speaker Type | Coaxial |
| Specific Uses For Product | In-car audio systems |
| Subwoofer Connectivity Technology | Wired |
| Subwoofer Diameter | 5.25 Inches |
| Tweeter Diameter | 1 Inches |
| UPC | 050667379810 |
| Unit Count | 1.0 Count |
| Warranty Description | 1-Year Manufacturer Warranty |
| Warranty Type | Limited |
| Water Resistance Level | Not Water Resistant |
| Woofer Diameter | 5.25 Inches |

## Product Details

- **Audio Output Mode:** Stereo
- **Brand:** Infinity
- **Connectivity Technology:** Coaxial
- **Frequency Response:** 75 Hz
- **Speaker Maximum Output Power:** 80 Watts

## Images

![Infinity PR503F 5.25 2 Way Car Speakers - Pair - Image 1](https://m.media-amazon.com/images/I/61ZNtNm6mVL.jpg)
![Infinity PR503F 5.25 2 Way Car Speakers - Pair - Image 2](https://m.media-amazon.com/images/I/61+403KYYJL.jpg)
![Infinity PR503F 5.25 2 Way Car Speakers - Pair - Image 3](https://m.media-amazon.com/images/I/61dfXQxKTNL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Good speakers
*by K***Y on October 8, 2025*

Upgraded the speaker system in my BMW E39, these speakers sound really good out of the box and when tuned. I think it was a good value for the money bringing great quality. Installation was super easy to do with provided hardware.

### ⭐⭐⭐⭐⭐ Good stuff
*by A***. on July 6, 2025*

Sound great, easy install.

### ⭐ Fail
*by O***G on April 24, 2025*

This product failed to meet my expectations

## Frequently Bought Together

- Infinity Primus 503F Primus Series 5-1/4 2-Way Multi-Element Speakers, Pair
- Infinity Primus 603CF Primus Series 6-1/2" 2-Way Component Speaker System, Pair
- Metra 72-4568 Speaker Harness for Select 1988-UP GM Vehicles,Black

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*Product available on Desertcart Sri Lanka*
*Store origin: LK*
*Last updated: 2026-06-01*