Modification guide & products

2009 Chevrolet TrailBlazer Audio Mods & Products

Full lineup of better sound upgrades for the 2009 Chevrolet TrailBlazer, with 22 compatible Amazon products across 2 upgrade types.

Speakers

$50–$300 parts

Install: $100–$400 DIY: "Difficult, needs a fair bit of time and patience." Popularity: 52%

In the world of automotive audio, some say a symphony on wheels is the ultimate driving experience. These speakers aren’t just equipment; they're a ticket to an auditory grand prix. You haven’t truly felt the road's rhythm until these beauties belt out the tunes. Transform every drive into a concert; because, let’s face it, the world outside is just background noise.

Skar Audio RPX Series Complete Speaker Upgrade Package - Fits 2002-2009 Chevrolet Trailblazer

$71.42

Rockford Fosgate P1675 Punch 6.75" 3-Way Coaxial Full-Range Speakers - Black (Pair)

$99.99

Harmony Audio Compatible with 2002-2009 Chevy Trailblazer HA-R65 6.5" New Front Door Replacement 300W Speakers and HA-724568 Factory Speaker Replacement Harness

$54.95

2Way Custom Component Speaker System 6.5” 400 Watt Component with Electroplated Plastic Basket, Butyl Rubber Surround & 40 Oz Magnet Structure Wire Installation Hardware Set Included Pyle PLG6C

$51.85

4) NEW PYLE PLMR61B 6.5" 240W Marine/Boat Dual Cone Waterproof Speakers TWO PAIR

$64.99

BOSS Audio Systems CH3220 Car Speakers - 140 Watts of Power Per Pair and 70 Watts Each, 3.5 Inch, Full Range, 2 Way, Sold in Pairs, Easy Mounting

$22.99

BOSS Audio Systems CH6530 Car Speakers - 300 Watts of Power Per Pair and 150 Watts Each, 6.5 Inch, Full Range, 3 Way, Sold in Pairs

$38.99

Sound Storm Laboratories SSL EX365 6.5"" 150W 3-Way Car Coaxial Audio Black Speaker Pair with Poly Injection Woofer Cone and 4 Ohm Impedance

$26.49

BOSS Audio Systems P65.4C Phantom Series 6.5 Inch Car Stereo Door Speakers - 400 Watts Max, 4 Way, Full Range, Tweeters, Coaxial, Sold in Pairs, Hook Up To Amplifier

$57.99

Compatible with Chevy Trailblazer 2002-2009 Rear Door Factory Replacement HA-R65 Speakers New

$54.95

6.5" Three-Way Sound Speaker System - 180 W RMS/360W Power Handling w/ 4 Ohm Impedance and 3/4'' Piezo Tweeter for Car Component Stereo, Round Shaped Pro Full Range Triaxial Loud Audio - Pyle PL63BL

$33.79

Harmony Audio Bundle Compatible with 2002-2009 Chevy Trailblazer (2) HA-R65 6.5" New Factory Speaker Replacement Upgrade Package 300W Speakers with HA-724568 Factory Speaker Replacement Harness

$99.95

Subwoofer

$150–$2,000 parts

Install: $100–$450 DIY: "Somewhat challenging, like a small hill to climb." Popularity: 18%

Do you have a powerful audio system, a great song is playing, but you still feel like something is out of place? Perhaps you are missing the right amount of volume? Install a powerful subwoofer and trust me, the sound will be powerful and deep - you'll hear every bass.