Modern Connectivity
Seamless Apple CarPlay® and Android Auto™ for navigation, music, and calls.
"Fit perfectly and worked exactly as expected — support was excellent."
Rockford Fosgate P2D4-8
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Real installer support before and after purchase
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Punch 8" P2 4-Ohm DVC Subwoofer
P2D4-8
The Rockford Fosgate P2 8” subwoofer continues “The PUNCH” tradition. The P2D4-8 features a Dual 4-Ohm voice coil, 250 Watts RMS power handling, and can accommodate a grille insert using the included cast aluminum trim ring.
What's in the Box?
| ⬥ (1) Punch P2 Series Subwoofer |
| ⬥ (1) Painted Aluminum decorative trim ring |
| ⬥ (8) Socket head wood screws |
| ⬥ (1) Socket hard driver bit |
Features
⬥ Diamond cut cast aluminum trim ring with optional grille
⬥ Kevlar fiber reinforced paper cone
⬥ High-temp voice coil with spun-laced Nomex® re-inforcement collar
⬥ Protective PVC textured magnet cover
⬥ StampCast basket with integrated spider venting
⬥ Extended pole piece and bumped vented backplate
⬥ Dual linear spider with embedded 16 AWG tinsel leads
⬥ Custom 10-AWG nickel plated push terminals
General Specifications
| Size | 15" |
| Subwoofer Type | Standard |
| Nominal Impedance (Ohms) | Dual 4-Ohm |
| Power Handling (Watts RMS) | 250 Watts RMS 500 Watts PEAK |
| Voice Coil Diameter | 2.25" (57.15 mm) |
| Voice Coil Type | Dual Voice Coil |
| Magnet Weight (oz) | 49 oz. (1.38 kg.) |
| Fs (Hz) | 43 |
| Re (Ohms) | 6.90 |
| Le (mH) | 4.3 |
| Sd (cm2) | 221 |
| Qms | 5.40 |
| Qes | 0.58 |
| Qts | 0.52 |
| Vas | 9.9 |
| SPL (dB @ 1w/1m) | 83 |
| Xmax (mm) | 7.7 |
| Woofer Displacement | 0.042 cu. ft. (1.2 Liters) |
| Speaker Connector | Dual 10 AWG compression |
| Sealed Box Volume (Vb) | 0.23 cu. ft. (6.5 Liters) |
| Vented Box Volume (Vb) | 0.65 cu. ft. (18.4 Liters) |
| Cutout Diameter | 7.13 in. (181 mm) |
| Mounting Depth | 4.76 in. (120.8 mm) |
| Shipping Weight | 10.763 Lbs. (4.88 kg.) |
- Ships within 1–3 business days from our warehouse
- Tracking included with every order
- Free 30-day returns if it doesn’t work for your setup
- 2-year manufacturer warranty
- Authorized dealer guarantee
- Real installer-backed support before and after purchase
Rockford Fosgate P2D4-8
Sale price$149.99
Why This Upgrade Makes Daily Driving Better
Ease of Use & Safety
Hands-free control reduces distraction and frustrationwhile driving.
Expandable by Design
Add backup cameras, better speakers, amps, or subsanytime.
FITMENT & INSTALLATION MADE SIMPLE
WHAT VEHICLES IT WORKS WITH
FIND THE RIGHT PRODUCT FOR YOUR EXACT VEHICLE
We verify compatibility before you buy, no guesswork.
DIY FRIENDLY IF:
- You're comfortable with basic tools
- You follow provided instructions
PROFESSIONAL INSTALL RECOMMENDED IF:
- Your vehicle requires dash kits or wiring adapters
- You want a turnkey experience
INSTALLATION CREDIT & SUPPORT:
- $75 Installation Credit when purchased online
- Speak to real installers before you buy
- Bring it into one of our locations for install
40 Years of Installation Experience
Tens of Thousands of Installs Completed
Authorized Dealer Full Warranties
Why Buying This Here Is Safer Than Anywhere Else
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Verified Vehicle Fit
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Installer Support
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Authorized Products
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Easy Returns
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Physical stores & real installers
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FREQUENTLY ASKED QUESTIONS
FREQUENTLY ASKED QUESTIONS
How do I know this stereo or speaker will fit my car?
Select your year, make, and model using the Vehicle Fit Guide at the top of the page. You’ll only see products that are compatible with your exact vehicle setup.
What happens if I order something that doesn’t fit?
You can return or exchange it within 30 days. We’ll help you identify the correct part for your vehicle so you don’t have to guess again.
Are these products brand new and covered by warranty?
Yes — all products are brand new, authentic, and sold as an authorized dealer, which means they include a full manufacturer warranty.
Can you install this for me, or do I need to do it myself?
You can do either. Install it yourself, or use your $75 installation credit at our shop and have it professionally installed by our team.
What if I don’t know what to choose for my car?
Tell us your vehicle and what you want to improve (sound, bass, CarPlay, etc.). We’ll recommend the exact products that fit your car and your budget.
Free shipping
Free Shipping to the Lower 48 States
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