---
product_id: 499585334
title: "Infinity Primus 603CF 6.5 Inch 2-Way Car Speaker System"
brand: "infinity"
price: "€ 298.41"
currency: EUR
in_stock: true
category: "Infinity"
url: https://www.desertcart.nl/products/499585334-infinity-primus-603cf-6-5-inch-2-way-car-speaker
store_origin: NL
region: Netherlands
---

# Edge-driven silk dome tweeter for crisp highs 35% larger Plus One™ woofer cone area Vented basket design for active cooling Infinity Primus 603CF 6.5 Inch 2-Way Car Speaker System

**Brand:** infinity
**Price:** € 298.41
**Availability:** ✅ In Stock

## Summary

> 🎵 Upgrade your ride with sound that commands attention!

## Quick Answers

- **What is this?** Infinity Primus 603CF 6.5 Inch 2-Way Car Speaker System by infinity
- **How much does it cost?** € 298.41 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nl](https://www.desertcart.nl/products/499585334-infinity-primus-603cf-6-5-inch-2-way-car-speaker)

## 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

- • **Hear Every Detail:** Edge-driven silk dome tweeters extend high-frequency range, ensuring crystal-clear vocals and cymbals that pop.
- • **Cool Under Pressure:** Super-rigid vented baskets actively cool voice coils, reducing distortion and boosting reliability during long drives.
- • **Expand Your Soundstage:** Plus One™ woofer cone delivers up to 35% more cone area for richer, deeper bass and enhanced sensitivity (+2dB).
- • **Signature Infinity Sound:** Expertly tuned for consistent, immersive audio that transforms your daily commute into a concert experience.
- • **Seamless Fit, Zero Hassle:** Compact, flush-mount design fits tight spaces in most vehicles—no cutting or modifications needed.

## Overview

The Infinity Primus 603CF is a 6.5-inch 2-way car speaker system featuring Harman’s patented Plus One™ woofer cone for 35% more cone area, edge-driven silk dome tweeters for expanded high frequencies, and vented basket frames that cool voice coils for enhanced durability. Its compact flush-mount design allows easy installation in most vehicles without modifications, delivering a powerful 120W output and the signature Infinity sound quality.

## 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 Tweeter Engineered to Fitment and Easy Installation Vented Basket Frame Design for Cooling Competitively 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

## 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 | B0B8F3TWS6 |
| Antenna Location | car |
| Audio Driver Size | 6.5 inches |
| Audio Driver Type | Dynamic Driver |
| Audio Output Mode | Stereo |
| Best Sellers Rank | #88,326 in Electronics ( See Top 100 in Electronics ) #932 in Car Coaxial Speakers |
| Brand | Infinity |
| Built-In Media | 2x Speakers, 2x Tweeters, 2x In-line crossovers, 8x Screws for speakers, 6x Screws for tweeter kits, 8x Speed clips, 2x Threaded flush-mount adapters, 2x Plastics locking nuts, 2x Surface-mount cups, 2x Starfish tweeter mounts, 2x Foam gaskets, 2x Brand stickers, 1x Owner’s manual |
| Compatible Devices | Car Audio System, Laptop, MP3 Player, Smartphone, Tablet |
| Compatible with Vehicle Type | & SUVs, Select Cars, Truck |
| Connectivity Protocol | Coaxial |
| Connectivity Technology | Coaxial |
| Control Method | Touch |
| Controller Type | Voice Control |
| Customer Package Type | FFP |
| Customer Reviews | 3.7 3.7 out of 5 stars (106) |
| Enclosure Material | Polypropylene, Silk |
| Frequency Response | 20 KHz |
| Impedance | 3 ohm |
| Is Waterproof | FALSE |
| Item Dimensions D x W x H | 15"D x 5"W x 8"H |
| Manufacturer | Infinity |
| Model Name | PR603CF |
| Model Number | PR603CF |
| Mounting Type | Flush Mount |
| Number of Audio Channels | 2 |
| Number of Items | 1 |
| Power Source | Corded Electric |
| Series Number | 603 |
| Speaker Maximum Output Power | 120 watts |
| Speaker Size | 6.5 inches |
| Speaker Type | Component |
| Specific Uses For Product | car |
| Subwoofer Connectivity Technology | Wired |
| Subwoofer Diameter | 6.5 inches |
| Tweeter Diameter | 0.75 inches |
| UPC | 050667379766 |
| Unit Count | 1 Count |
| Warranty Description | 1-Year Manufacturer Warranty |
| Warranty Type | Limited |
| Woofer Diameter | 6.5 inches |

## Product Details

- **Audio Output Mode:** Stereo
- **Brand:** Infinity
- **Connectivity Technology:** Coaxial
- **Frequency Response:** 20 KHz
- **Speaker Maximum Output Power:** 120 watts

## Images

![Infinity Primus 603CF 6.5 Inch 2-Way Car Speaker System - Image 1](https://m.media-amazon.com/images/I/61nnQEeLp5L.jpg)

## Frequently Bought Together

- Infinity Primus 603CF Primus Series 6-1/2" 2-Way Component Speaker System, Pair
- Infinity Primus 603F Primus Series 6-1/2" 2-Way Multi-Element Speakers, Pair
- RED WOLF Door Speaker Wiring Harness Replacement for Chevy GMC Silverado Sierra 1995-2009, Buick 1995-2006, Cadillac 1988-1999 Install Aftermarket Audio Speaker Wire Cable 4 PCS

---

## 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.nl/products/499585334-infinity-primus-603cf-6-5-inch-2-way-car-speaker](https://www.desertcart.nl/products/499585334-infinity-primus-603cf-6-5-inch-2-way-car-speaker)

---

*Product available on Desertcart Netherlands*
*Store origin: NL*
*Last updated: 2026-08-06*