02-09 Chevy Trailblazer Rockford Punch P1S212 Single 12 Custom Sub Box New 2 Ohm - Walmart.com
JL Audio Stealthbox® Custom-fit sub box for 2005-2009 Chevrolet Trailblazer / GMC Envoy / Saab 9-7X & 2005-2007 Buick Rainier with Cashmere, Lt. Tan/Ebony or Ebony interior (SB-GM-TRLBLZR/10W3v3/DG)
2021 2022 2023 CHEVROLET TRAILBLAZER REAR SUB WOOFER SUBWOOFER BOX OEM 42709605 | eBay
Q-Customs Factory-fit Subwoofer Enclosures (Brown) 2002-up Chevrolet Trailblazer/GMC Envoy at Crutchfield