Garage
Shop

Infinity Primus 503CF (PR503CF) (2-Pairs, 4-Total)

600W Peak (200W RMS) 5.25” Primus Series 2-Way Component Speaker System (2-Pairs)

Infinity
Shop all Infinity
highlight-star-icon

• 150 watts Peak Each, 50 watts RMS Each
• 3/4" Silk Dome Tweeters
• Polypropylene cone material
• Impedance: 3 ohm
• Sensitivity: 91 dB

Learn more about the pr503cf_2
Checkmark Icon

Select a vehicle. Make sure it fits.

Was $299.90 Details
Thanks , You Pay:

$239.90

 with warranty

Heads up

We confirm fitment and offer accessories for speakers. Please set your vehicle first if you would like to purchase more than one pr503cf_2.

Set your vehicle or Return to product page
shipping truck icon Free shipping in USA. Provide zip for delivery date.
Quantity
In Stock
Brand new

Acima Logo

No Credit Option

Flexible Lease Payments

Early Purchase Options

Quick Approval Decision

Extend logo

Keep your product protected longer! Extend the warranty after the manufacturer warranty expires. 

  • Hassle-free immediate replacement within minutes!
  • Easy online claims 24/7
  • Covers product breakdowns and failures
Swoosh Icon Icon of Swoosh

For over 24 years, we've been your X-Factor – the team dedicated to having the biggest impact on your shopping experience!

Award winning icon
Award-Winning Service
Shipping icon
FREE Shipping Orders $49+
60 days return policy icon
60-Day Easy Returns
lowest price guarantee icon
Guaranteed Lowest Price
inHouseExpert
In-House Experts

Description


Infinity brand icon

Authorized dealer

Infinity Primus 503CF (PR503CF)

300W Peak (100W RMS) 5.25” Primus Series 2 Way 3-ohm Component Speaker System
Quantity: 2

Product Details:

  • 5-1/4" 2-way Component System Car Speakers
  • Power Handling:
    • Peak: 300 watts per set / 150 watts each side
    • RMS: 100 watts per set / 50 watts each side
  • Polypropylene cone material
  • Rubber speaker surround
  • 3/4" Silk Edge Driven Dome tweeters
  • Top-mount Depth: 1.81"
  • Cutout Dimensions: 4.5"
  • Impedance: 3 ohm
  • Frequency Response: 75 - 20000 Hz
  • Sensitivity: 91 dB
  • Authorized Internet Dealer
  • 1-year Manufacturer's Warranty

  • Priced Per Complete Component System: 2 midwoofers, 2 tweeters and 2 crossover networks.


Best selling similar products

Alpine PSS-24WRA

• Includes two front speakers, two rear soundbar speakers, one amplified subwoofer, one 4-channel amplifier, mounting brackets and wiring harnesses
• Direct fit for a hassle-free installation, fitting perfectly into the select 2018-2023 vehicles from Jeep for seamless integration
• System is designed to withstand harsh outdoor environments
• Plug and Play design for easy installation
• Comes with all necessary mounting and installation hardware

$1999.95

List price $2220.00

(2) KICKER 43CSS654 6.5" 6-1/2" 1200 Watt 4-Ohm Car Audio Component Speaker Sets

• Peak Power: 600W
• RMS Power: 200W
• (tweeter size 3/4", titanium dome tweeter
• Mounting Depth: 1-11/16"
• Polypropylene midwoofer cone

(8)

$359.98

List price $399.98

Kicker CXA360.4 (46CXA3604) + MB Quart 6.5" Speakers + Amp Kit

• 65 Watts RMS x 4 @ 4 ohm
• 90 Watts RMS x 4 @ 2 ohm
• 180 Watts RMS x 2 @ 4 ohm (bridged)
• Class A/B 4-Channel Amplifier
• KickEQ™ 6dB variable bass boost for those additional low frequencies
• FIT+™ (Fail-safe Integration Technology-PLUS) means it works with nearly every radio

(42)

$286.99

List price $389.97

Two Pairs of Rockford Fosgate R165X3

• Peak Power: 90w each
• RMS Power: 45w each
• 1/2" Silk Dome Piezo Tweeter
• Mounting Depth: 2-3/16"
• CEA-2031 Compliant Speakers
• 4 Ohm Impedance
• Sensitivity: 91dB

(148)

$159.98

List price $159.98

4 Speakers Total: 2 Pairs of NVX N-Series NSP68 Coaxial Speakers

• Package Includes 4 NSP68 Speakers
• Peak Power: 320W Total (80W Each)
• RMS Power: 160W Total (40W Each)
• 2-Way Coaxial Design
• 4 ohm Impedance
• Polypropylene Cone Material
• Nitrile Butadiene Rubber Surround
• 20mm Silk Dome Tweeter

(67)

$173.98

List price $191.98

Memphis SRXPE10D4T

• Loaded Dual 10" Component Speaker Enclosure
• Equipped with tweeters and RGB LED light
• 500 watts RMS (1000 watts Peak)
• Final Impedance: 4 ohm (per voice coil)
• Carpet with embroidery finish

$399.95

List price $519.95

NVX VADM4 Amplifier + 5.25" NVX Speakers

• 400 Watt True RMS Output!
• Marine Certified 4-Channel Micro Class D Amplifier
• 75W x 4-Chan. @ 4 ohm
• 100W x 4-Chan. @ 2 ohm
• 3-Way System Protection
• 4/2 Channel Operation
• 8 Gauge Power and Ground Inputs
• Extremely Small Footprint!

(64)

$323.97

List price $431.97

MB QUART PK1-169 (2-Pairs, 4-Total)

• 110 watts Peak Each, 55 watts RMS Each
• 1" Magnesium Dome Tweeters
• Paper cone material
• Impedance: 4 ohm
• Sensitivity: 85.5 dB

$375.98

List price $439.98

NVX V-Series Car Speaker System

• Includes NVX V-Series Coaxial Speakers and Component System
• NVX VSP65KIT 6.5" Component System
• Peak Power: 140W
• RMS Power: 70W
• NVX VSP69 6" x 9" Coaxial Speakers
• Peak Power: 400W
• RMS Power: 200W

(138)

$214.03

List price $263.98

JBL Stage3 607C (Stage 3 607C) (2-Pairs, 4-Total)

• 150 watts Max Each, 50 watts RMS Each
• 1" PEI (Polyetherimide) Dome Tweeters
• Plus One™ polypropylene woofer cones
• Impedance: 3 ohm
• Sensitivity: 92 dB @2.83V
• Mounting Depth: 1.90"

(1)

$259.90

List price $359.90

Specifications & Details


General Speaker Specifications
Series
Primus Series
Priced Per
2 Pairs (4 Speakers)
Number of Speakers
4 Speakers + 4 Tweeters
Design
2-way Component System
Tweeter Design
Dome
Tweeter Size
3/4"
Tweeter Composition
Silk
Woofer Composition
Polypropylene
Woofer Surround
Rubber
Total PEAK Per Pair/Set
300 watts
Total RMS Per Pair/Set
100 watts
Impedance (Per Voice Coil)
3 ohm
Shallow Mount Installation
No
First Speaker Pair Specifications
Speaker Size
5-1/4"
Peak Power Handling
150 watts
RMS Power Handling
50 watts
Sensitivity
91 dB
Frequency Response
75 - 20,000 Hz
Warranty and Return Policy
Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
Warranty Provider
Manufacturer

Item Details


Manufacturer:

Model Number:

PR503CF_2

Weight:

6.56lbs

Internal SKU:

pr503cf_2

Internal Product ID:

203620

Customer Ratings & Reviews



5 star
100%
4 star
0%
3 star
0%
2 star
0%
1 star
0%



Durability
5
Value
5
Features
5
Design
5
Usability
5

Customer Reviews

Sort by:

Loading...

Great Product and Fantastic Price

The following review is for PR503CF, which is a part of the bundle you are viewing.

These are a prime example of why Sonic Electronics is Growing Price, Free Shipping and customer Service can’t wait to use hear the Infinity speakers

By KELLY on February 27, 2025 Checkmark Icon Verified purchase

Related Searches


Save up to 10 different vehicles in your garage

Add vehicle
Loading...
Identify your vehicle and submodel details
  • Owner’s manual
  • Vehicle’s insurance card
  • Vehicle registration
  • Vehicle produced after 2005: Inside driver’s side door
  • Vehicle produced before 2005: Rear passenger doorjamb, glove box, center console, or engine compartment
Car Info Side Door Icon
Vehicle Registration Icon
Vehicle Insurance Icon