---
product_id: 499585334
title: "Primus 603CF 6.5 Inch 2-Way Car Speaker System"
brand: "infinity"
price: "€ 315.12"
currency: EUR
in_stock: true
category: "Infinity"
url: https://www.desertcart.nl/products/499585334-primus-603cf-6-5-inch-2-way-car-speaker-system
store_origin: NL
region: Netherlands
---

# Edge-driven silk dome tweeter for crisp highs 35% larger Plus One woofer cone area Compact design fits tight car spaces Primus 603CF 6.5 Inch 2-Way Car Speaker System

**Brand:** infinity
**Price:** € 315.12
**Availability:** ✅ In Stock

## Summary

> 🚗 Elevate your drive with sound that turns heads and drops jaws!

## Quick Answers

- **What is this?** Primus 603CF 6.5 Inch 2-Way Car Speaker System by infinity
- **How much does it cost?** € 315.12 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-primus-603cf-6-5-inch-2-way-car-speaker-system)

## 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:** Vented basket frame acts like a fan to wick heat away, keeping your speakers reliable and distortion-free on every drive.
- • **Crystal-Clear Highs:** Edge-driven silk dome tweeters expand your soundstage with pristine, natural detail—hear every cymbal and vocal nuance.
- • **Signature Infinity Sound:** Expertly tuned for consistent, immersive audio that transforms your car into a concert hall on wheels.
- • **Seamless Fit, Zero Hassle:** Engineered compact design ensures easy installation in even the tightest vehicle spaces—no cutting or mods required.
- • **Bigger Bass, Bigger Impact:** Plus One woofer cone delivers up to 35% more cone area for deeper, richer lows that command attention.

## Overview

The Infinity Primus 603CF is a 6.5-inch 2-way component car speaker system featuring Harman’s patented Plus One woofer cone for 35% more cone area, edge-driven silk dome tweeters for expanded high-frequency clarity, and a compact, easy-to-install design. Its vented basket frame cools voice coils for durability, delivering a powerful 60W RMS (120W peak) output with a frequency response from 55Hz to 20kHz, making it a perfect upgrade for audiophiles seeking rich, detailed sound in their vehicle.

## Description

Infinity PRIMUS 603CF Primus Series 6-1/2" 2-way Component Speaker System, Pair If 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. Features - Plus One Woofer Cone Architecture Edge-driven Silk Dome Tweeter Engineered to Fitment and Easy Installation Vented Basket Frame Design for Cooling Competitively Tuned In The Box - 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 General Specifications - Woofer: 6.5" Polypropylene Driver Tweeter: 3/4" Silk Dome Power Handling: 60Wrms, 180W peak Sensitivity (2.83V@1m): 92dB Frequency Response (-6dB): 55Hz – 20kHz Nominal Impedance: 3.0 ohms Crossover Point: 5kHz@12dB/octave

## 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 | #48,976 in Electronics ( See Top 100 in Electronics ) #407 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 |
| Color | black |
| 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 | 55 hertz |
| 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:** 55 hertz
- **Speaker Maximum Output Power:** 120 watts

## Images

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

## Frequently Bought Together

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*Product available on Desertcart Netherlands*
*Store origin: NL*
*Last updated: 2026-08-18*