What material is this exhaust system made from?

This JBA cat-back exhaust system is constructed from 409 stainless steel tubing and features a polished stainless steel tip. This material is chosen for its durability and resistance to corrosion.

Will this exhaust system be too loud inside my vehicle?

JBA tunes their exhaust systems to provide an improved exhaust tone without being overwhelming inside the vehicle. The high-flow muffler is designed to balance performance with a comfortable cabin sound level.

Does this cat-back exhaust system come with everything needed for installation?

Yes, this system includes the cat-back exhaust, a high-flow muffler, a polished tip, factory-style hangers, and all the necessary hardware for installation on compatible vehicles.

JBA 02-06 Chevrolet Trail Blazer 4.2L 409SS Single Rear Exit Cat-Back Exhaust

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Specifications

Brand: JBA
Part #: 40-3027
UPC: 694342530037

JBA 02-06 Chevrolet Trail Blazer 4.2L 409SS Single Rear Exit Cat-Back Exhaust

Name: JBA 02-06 Chevrolet Trail Blazer 4.2L 409SS Single Rear Exit Cat-Back Exhaust
Brand: JBA
Price: 612.72 USD
Availability: InStock

$612.72

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

Fits 2002-2009 Chevrolet Trailblazer. JBA 409SS cat-back exhaust system for improved sound and performance.

Key Features

Fits 2002-2009 Chevrolet Trailblazer, 2002-2009 GMC Envoy, and 2003-2008 Isuzu Ascender.
Constructed from durable 409 stainless steel for corrosion resistance.
Mandrel-bent tubing maintains consistent diameter for improved exhaust flow.
Includes a high-flow stainless steel muffler for enhanced sound and performance.
Features a polished stainless steel tip for a clean, finished look.
Comes with factory-style hangers for a direct fit installation.

⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more

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Fits these vehicles

Chevrolet Trailblazer 2002-2009
GMC Envoy 2002-2009
Isuzu Ascender 2003-2008

Product Details

If you're looking to give your 2002-2009 Chevrolet Trailblazer, GMC Envoy, or Isuzu Ascender a bit more growl and a noticeable boost in performance, this JBA cat-back exhaust system is a solid choice. It replaces your factory system from the catalytic converter back, opening up the exhaust flow to help your 4.2L engine breathe easier. This means you can expect a deeper, more satisfying exhaust note without it being too loud inside the cabin, along with a bit more power.

JBA builds this system using 409 stainless steel tubing, which is known for its durability and resistance to corrosion, especially important for exhaust components. The tubing is mandrel-bent, meaning it maintains its diameter through the bends, allowing exhaust gases to flow smoothly and efficiently. This system features a high-flow muffler designed to improve exhaust tone and reduce backpressure, paired with a polished stainless steel tip for a clean look. It also includes factory-style hangers for an easier installation and all the necessary hardware to get the job done.

This cat-back system is designed for a direct fit on the specified Trailblazer, Envoy, and Ascender models. It's a great way to upgrade the sound and performance of your SUV, giving it a more authoritative presence on the road.