We track 19 Chevy Silverado 2500HD/3500HD cat-back exhausts from 6 brands, $24.99 to $739.99 as recorded 2026-10-15, each at its lowest price across the retailers we compare. None of them publishes a horsepower figure yet.
The exhaust section from the catalytic converters back to the tips, the most common first mod, mostly for sound and looks on a turbo truck.
Chevy Silverado 2500HD/3500HD or GMC Sierra 2500HD/3500HD?
The Chevy Silverado 2500HD/3500HD and the GMC Sierra 2500HD/3500HD are closely related trucks, and many parts are sold for both, so each one gets its own page here. Of the 19 cat-back exhausts on this page, 18 are also listed for the GMC Sierra 2500HD/3500HD and 1 is listed for the Chevy Silverado 2500HD/3500HD only. Check the fitment notes on each part before you order, because engine and trim still matter.
Gains shown are manufacturer claims, labeled community estimates, or independent tests, as tagged on each part. See the full catalog to filter by engine, drivetrain, and more, or the price index for what this category typically costs.
Independent site. Not affiliated with, endorsed by, or sponsored by any vehicle manufacturer, parts manufacturer, or retailer named on this site. Vehicle and brand names are used only to describe compatibility. Gains shown are manufacturer claims, community estimates, or independent tests, labeled by source on every part, and are not guarantees.
