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Choose your trim in My Garage to confirm exact fit.
Exact-fit parts for the 2003 Chevrolet Silverado 2500 HD Base.
Magnaflow
Part # 23781
$1176.00
Magnaflow
Part # 49006
$1281.00
Magnaflow
Part # 447281
$1204.00
Victor Reinz
Part # G31276
$14.84
Fel-Pro
Part # ES75120
$35.39
Victor Reinz
Part # G31626
$15.00
Banks Power
Part # 53799
$65.00
Victor Reinz
Part # B32478
$2.87
JBA
Part # 1860SY-1
$346.98
Fel-Pro
Part # 61323
$9.59
Walker Exhaust
Part # 21172
$90.76
Wehrli
Part # WCF100652
$353.28
Walker Exhaust
Part # 22307
$215.67
CORSA Performance
Part # 14031
$349.18
Magnaflow
Part # 51009
$252.00
Victor Reinz
Part # F31901
$15.44
Victor Reinz
Part # GS33678
$74.80
Magnaflow
Part # 447209
$425.00
Victor Reinz
Part # F31618
$20.21
Magnaflow
Part # 99759HM
$248.00
This page groups parts listed for the 2003 Chevrolet Silverado 2500 HD Base. Some products fit every trim, while others depend on submodel, engine, drivetrain, or brake package. Use your trim in My Garage or the product page fitment check to confirm exact fit.
We offer a wide selection of mufflers & resonators parts for the 2003 Chevrolet Silverado 2500 HD Base. This page narrows the catalog to the year, make, and model; use your trim on product pages to confirm exact fit when a part only fits certain submodels.
We carry parts from trusted brands including Magnaflow, Victor Reinz, Cometic Gasket, Wehrli, and Fel-Pro, plus many more. Filter by brand to find your preferred manufacturer.
Most in-stock items ship within 1-2 business days. Shipping rates are calculated at checkout based on your location.
Warranty coverage varies by manufacturer but typically ranges from 1 year to lifetime. Each product page includes specific warranty information from the manufacturer.
