Single 18" 1,200 Watt SDR Series Complete Subwoofer Package with Vented Enclosure and Amplifier

25 Reviews

Current Price:$539.99
Sale Price:


Skar Audio designed the SDR-1X18D2 loaded subwoofer enclosure package for those who seek ultimate performance in subwoofer-bass fidelity. This package offers a simplified option to add a competition-grade subwoofer system, without the guesswork involved in designing it from scratch. This loaded enclosure features one of our massive SDR-18 D2 1,200 watt max power 18-inch subwoofers, which arrives pre-loaded and wired up inside of the custom single 18" vented enclosure. We also include the perfect amplifier in this package to power your new subwoofer with the Skar Audio RP-800.1D, which comes with a premium 4 gauge amplifier wiring kit to make installing the system hassle free.
This custom enclosure used in this package was engineered by Skar Audio specifically for the subwoofer that is loaded in it, ensuring perfect sound and compatibility. The enclosure features a unique kerf port design, allowing for extreme levels of bass output. Furthermore, the enclosure is finished in premium grade black carpet for a sleek appearance and features the Skar Audio logo in white on the top surface of the box.
Quick Facts
Included Loaded Enclosure
Included Wiring Kit
Included Amplifier
Peak Power Handling
1200 Watts
Final Impedance Load
1 Ω
The subwoofer comes pre-wired and loaded inside of the enclosure allowing for an easy and hassle free installation. The dual 2-ohm subwoofer is wired up inside of the enclosure so that the final impedance load is configured for 1-ohm at the terminals.
Product Info
General Specifications
Loaded Enclosure Model
Single 18" Ported 1‚200W Peak Power Complete Loaded Subwoofer Enclosure Bundle
RMS Power
600 Watts
Peak Power
1,200 Watts
Subwoofer Size
Loaded Enclosure Specifications
Subwoofer Model Included
SDR-18 D2
Port Width
Enclosure Type
Single - 18" Vented Wedge Style Enclosure
Enclosure Length
Included Loaded Enclosure
Enclosure Depth 1 (Bottom)
Enclosure Depth 2 (Bottom)
Wood Thickeness & Material
5/8" MDF
Tuning Frequency of Enclosure
30 Hz
Final Impedance Load at Terminal Cup
1 Ω
Amplifier Specifications
Amplifier Model
Fuse Rating
80 Amp
Power Supply
High Speed MOSFET Power Supply
Amplifier Type
Class D Monoblock
Amplifier Width
Working Voltage
8.5V - 14.4V
Amplifier Height
Amplifier Length
Included Amplifier
RMS Power at 1 Ohm
800 Watts x 1 Channel (14.4v)
Peak Power at 1 Ohm
1200 Watts x 1 Channel (14.4v)
Power & Ground Input Size
4 Gauge
Remote Bass Knob & Cable Included
Amplifier Wiring Kit Specifications
Amplifier Wiring Kit Model
Wire Type
Copper-Clad Aluminum (CCA)
ANL Fuse Size
100 Amp - Fuse Holder Included
Included Wiring Kit
Included Accessories
Ring/Ground Terminals & Vinyle Cable Ties
Power Wire Length & Type
17 Ft - Matte Blue 4 AWG CCA Wire
Ground Wire Length & Type
3 Ft - Matte Brown 4 AWG CCA Wire
Speaker Wire Length & Type
20 Ft - Matte Blue 16 AWG CCA
RCA Interconnects Length & Type
17 Ft - 2-Channel
Remote Turn-on Wire Length & Type
17 Ft - Blue CCA Wire
Shipping Image
Returns Image
Money Back Logo
Warranty Image

Customer Reviews


Based on 25 reviews

  • 18” Sub , Amp And Wiring Package
    Reviewed on 4/29/2019 by Shawn
    This set up is the best bang for your buck period. As you see I am running both 18” subs off of the RP 800.1d amp that came with the package during break in.
  • Bury Me With My Skar Audio
    Reviewed on 2/23/2021 by Steve
    Verified Buyer
    Ordered the 18” sub enclosure package came pretty quick about 5 days . Had it professionally installed , gotta say it slaps hard ! Added a 3.0 farad Cap for the dimming Also in
  • It Shakes My Mirrors.
    Reviewed on 2/7/2021 by Joshua
    Verified Buyer
    Its loud it sounds good and it shakes my mirrors.
  • Slams
    Reviewed on 9/24/2020 by Timothy
    Verified Buyer
    This is all you need. It beats hard. Sounds great. I'm very happy with the purchase. With 2 year warranty it should be good to go.
  • Great Speaker Enclosure
    Reviewed on 4/7/2022 by Julius
    Verified Buyer
    Hits hard, great product box is huge but fits perfect
  • Awesome Product
    Reviewed on 4/4/2022 by John
    Verified Buyer
    Awesome product
  • Now A Regular Skar Customer
    Reviewed on 2/21/2022 by Shane
    Verified Buyer
    The quality, service and great pricing from Skar far exceeds my expectation. I will continue to purchase exclusively from this company.
  • Great Setup
    Reviewed on 2/2/2022 by AMBER
    Verified Buyer
    Great sound quality. Really happy with the performance
  • Null
    Reviewed on 1/18/2022 by Harold
    Verified Buyer
    Single 18" 1,200 Watt SDR Series Complete Subwoofer Package with Vented Enclosure and Amplifier
  • Amazing Product
    Reviewed on 1/8/2022 by Landon
    Verified Buyer
    Been beating the hell out of my system I bought from you guys and I don’t think there’s any way to be louder for less than $500
  • Null
    Reviewed on 12/26/2021 by rachel
    Verified Buyer
    Very pleased with the purchase
  • 4,500 Watt Amp
    Reviewed on 9/13/2021 by Raphael
    Verified Buyer
    When am I going to get my amp
  • Very Happy
    Reviewed on 4/12/2021 by William
    Verified Buyer
    With the sound quality that the sub box and amp combination give for the money it is a great value would buy again
  • Null
    Reviewed on 3/25/2021 by Ashley
    Verified Buyer
    Single 18" 1,200 Watt SDR Series Complete Subwoofer Package with Vented Enclosure and Amplifier
  • Null
    Reviewed on 3/23/2021 by Dylan
    Verified Buyer
    Got the sub installed and the dust cover immediately started knocking
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