See all parts that fit your 2003 TrailBlazer
7000W Peak (3500W RMS) 18" Level 5 Series M4 Version Dual 1-ohm Car Subwoofer
• Peak Power: 7000 watts
• RMS Power: 3500 watts
• Impedance: Dual 1 ohm
• Kraft Pulp cone
• Wide Foam surround
• Mount depth: 12.75"
Install New Speakers in select 1990-2021 vehicles from Chevrolet, GMC, Buick
$9.99
List price $14.99
Install a new Single-DIN car stereo in select 1992-2012 vehicles from Chevrolet, GMC, Buick (Black)
$13.95
List price $15.95
5 1/4" - 6 1/2" Speaker Adaptors for select 2002-2009 vehicles from GMC, Chevrolet, Isuzu
$19.99
List price $21.41
6-6.75 inch speakers - Front door for select 2002-2009 vehicles from Chevrolet, GMC, Buick
$15.99
List price $27.99
Single DIN or Double DIN Stereo Dash Kit for select 1992-2012 vehicles from Chevrolet, GMC, Buick
$12.99
List price $39.00
CRUX SWRGM-48 Wiring Interface
Install new car stereo and retains steering wheel audio controls and other factory features in select 2000-2013 vehicles from Chevrolet, GMC, Pontiac
$116.10
List price $180.60
600W Peak (200W RMS) 6.5” CS Series 2 Way Coaxial 4-ohm Speakers
$79.96
List price $119.99
7" Double DIN Touchscreen Digital Multimedia Receiver with Bluetooth, Apple CarPlay and Android Auto (SiriusXM Ready)
$329.95
List price $349.95
480W Peak (120W RMS) 6.5” DS Series 2-way 4-ohm Coaxial Car Speakers (DSC6504)
$84.99
List price $94.99
Get a Free roll of Belva 16 Gauge Speaker Wire. Simply click the "Add Both to Cart" button and you will see your savings at checkout. This offer cannot be combined with any other coupons or offers.
DC Audio Level 5 18M4D1 (M4LV518D1)
100% off
$1144 99
$12 99
Priced separately $1,157 98
Promo Savings of $12 99
Total price:
$1,144 99
Get a Free roll of NVX 25 ft. of True Spec 12Gauge EnvyFlex Speaker Wire (100% Oxygen-Free Copper). Simply click the "Add Both to Cart" button and you will see your savings at checkout. This offer cannot be combined with any other coupons or offers.
DC Audio Level 5 18M4D1 (M4LV518D1)
100% off
$1144 99
$29 99
Priced separately $1,174 98
Promo Savings of $29 99
Total price:
$1,144 99
• Peak Power: 7000 watts
• RMS Power: 3500 watts
• Impedance: Dual 1 ohm
• Kraft Pulp cone
• Wide Foam surround
• Mount depth: 12.75"
Priced Individually
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(newest, current model)
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(previous model, replaced by DC Audio Level 6 18M6D1)
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(previous model, replaced by DC Audio Level 5 18M5D1 (M5LV518D1))
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6.75" Double DIN Touchscreen Digital Multimedia Receiver with Bluetooth, Apple CarPlay, Android Auto with Backup Camera
$329.99
600W Peak (200W RMS) 6.5” CS Series 2 Way Coaxial 4-ohm Speakers
$79.96
List price $119.99
6.8" Double DIN Touchscreen Digital Multimedia Receiver with Bluetooth, Apple CarPlay, Android Auto, and SiriusXM Ready
$349.99
List price $420.00
7" Double DIN Touchscreen Digital Multimedia Receiver with Bluetooth, Apple CarPlay and Android Auto (SiriusXM Ready)
$329.95
List price $349.95
6.8" Double DIN Digital Multimedia Receiver with Bluetooth, Wireless Apple CarPlay, and Android Auto (SiriusXM Ready)
$599.99
List price $750.00
480W Peak (120W RMS) 6.5” DS Series 2-way 4-ohm Coaxial Car Speakers (DSC6504)
$84.99
List price $94.99
600W Peak (200W RMS) 6.5" DB+ Series 2 Way Coaxial 4-ohm Car, Marine and Powersports Speakers
$109.00
List price $119.99
360W Peak (120W RMS) 6.5" Club Series 2-way Coaxial 3-ohm Speakers
$99.95
List price $139.95
600W Peak (300W RMS) 6.5" Mille PRO Series 3-way 4-ohm Component Speaker System
$999.99
List price $1175.00
Best selling similar products
• RMS Power: 1000 - 2000 watts
• Impedance: Dual 1 ohm
• Double-pressed pulp Cone
• UV-resistant Santoprene Surround
• Mount depth: 13-3/16"
$949.99
List price $1049.99
• RMS Power: 1000 - 2000 watts
• Impedance: Dual 2 ohm
• Double-pressed pulp Cone
• UV-resistant Santoprene Surround
• Mount depth: 13-3/16"
(1)
$949.99
List price $1049.99
Sundown Audio X-18 v.3 D1 18" (X12V3D1)
• Peak Power: 5000 watts
• RMS Power: 2500 watts
• Impedance: Dual 1 ohm
• Pressed Paper Cone
• Mega Roll V2 Surround
• Mount depth: 13.6"
• Sensitivity: 88.6 dB
$949.99
List price $1019.99
Manufacturer:
Model Number:
M4LV518D1
Weight:
82.00lbs
Internal SKU:
m4lv518d1
Internal Product ID:
109791
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NVX 25 ft. of True Spec 12 Gauge Speaker Wire
100% OFC wire with EnvyFlex metallic jacket insulates and protects against damage from extreme conditions.
(56)
$29.99
List price $49.99
Belva 23 ft. of 12 Gauge Speaker Wire
Ultra-flexible PVC blended jacket for easy installation.
(43)
$6.99
List price $14.99
Stinger's Roadkill sound dampening series is sure to kill unwanted road noise and rattles! Enough sound dampening for your whole trunk!
(9)
$155.99
List price $339.00
Stinger's Roadkill sound dampening series is sure to kill unwanted road noise and rattles! Enough sound dampening for the whole car!
(54)
$210.99
List price $519.00
Did you know sound dampening will reduce those annoying rattles and even increase your SPL?
(47)
$156.95
List price $187.44
NVX SDRLR1 Sound Damping Rubber Roller
Universal Professional Heavy Duty Roller for Sound Damping
(125)
$10.99
List price $13.99
NVX SDRLR2 Sound Damping Rubber Roller
Universal Professional Heavy Duty Roller for Sound Damping
(19)
$11.99
List price $14.99
12-Volt Deep Cycle AGM Battery Power Cell with 750-Max Amps
(8)
$119.99
List price $199.99
12-Volt Deep Cycle Sealed Non-Spillable Lead Acid AGM Battery Power Cell with 3300 Max Amps (BCI Group 34)
(87)
$419.99
List price $429.99
In-Dash 8.3" TFT-LCD Touchscreen Monitor with DVD/CD/MP3 Player, USB and Aux Inputs
$229.99
List price $629.99
Wet Sounds REVO 10 SW-B GRILLE
Grille for Wet Sounds 10" REVO 10 Marine Subwoofers (Black)
$54.99
List price $54.99
300W RMS Punch Series Compact 2-Channel Amplifier
(13)
$149.99
List price $299.99
Single DIN or Double DIN Stereo Dash Kit for select 2006-2009 350Z
$13.99
List price $44.00
In-Dash 7" Touchscreen TFT-LCD Monitor w/ DVD, CD, MP3/MP4 Receiver, Built-in Bluetooth and Remote
(14)
$189.99
List price $479.99
JL Audio XMD-WHTAIC4-6 4-Channel RCA Cable
6 ft (1.83 m) Four-Channel Marine RCA Audio Interconnect Signal Cable
(6)
$54.99
List price $54.99
Planet Audio 4 Channel Full Range Class A/B MOSFET Amplifier PL2400.4 (2 Pack)
Planet Audio 4 Channel Full Range Class A/B MOSFET Amplifier PL2400.4 (2 Pack)
(4)
$290.90
List price $368.00
Carshow CS9000-DM Factory Matched Single DVD Headrest Monitors
Vehicle Specific 7" Headrest Monitors & Rear Seat Entertainment Kit with Single DVD Player
$899.98
List price $1099.98
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Modern vehicles often require specific brackets, wiring harnesses, and mounting solutions. A fit guide ensures:
Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.
