2003 Chevrolet Silverado 1500 HD Exhaust Upgrade Parts
51 parts verified to fit your 2003 Chevrolet Silverado 1500 HD for a complete exhaust upgrade. A moderate DIY project — estimated 2-5 hours.
Cat-Back Exhaust
(2)primary
Headers
(14)primary
JBA
JBA 03-06 GM Truck 6.0L LS w/o EGR 1-5/8in Primary Raw 409SS Cat4Ward Header
$719.27
Gibson
Gibson 02-06 Cadillac Escalade Base 6.0L 1-5/8in 16 Gauge Performance Header - Stainless
$720.32
Fel-Pro
Fel-Pro 09-13 Chevrolet Silverado 1500/09-13 Corvette/12-15 Camaro Exhaust Manifold Gasket Set
$15.31
Fel-Pro
Fel-Pro Chevrolet Silverado 1500 MSB 92467 Exhaust Manifold Gasket Set Bolts Included
$67.34
BBK
BBK 99-04 GM Truck SUV 6.0 Shorty Tuned Length Exhaust Headers - 1-3/4 Silver Ceramic
$598.26
BBK
BBK 99-04 GM Truck SUV 6.0 Shorty Tuned Length Exhaust Headers - 1-3/4 Titanium Ceramic
$524.79
JBA
JBA 03-06 GM Truck 6.0L LS w/o EGR 1-5/8in Primary Silver Ctd Cat4Ward Header
$896.62
BBK
BBK Ford 4.6 3V Exhaust Header Gasket Set
$52.47
Mufflers
(35)primary
Magnaflow
MagnaFlow Conv DF GM 01-02 2500 Passenger Side 6L
$623.00
Magnaflow
MagnaFlow Conv Universal 3in Inlet/Outlet Center/Center Oval 12in Body L x 6.5in W x 16in Overall L
$231.00
Magnaflow
MagnaFlow Conv DF GM 01-02 2500 DS 6L OEM
$546.00
Magnaflow
MagnaFlow Conv Universal 3 inch OBDII Rear
$390.00
Victor Reinz
MAHLE Original Buick Rainier 07-04 Exhaust Pipe Packing Ring
$5.61
Fel-Pro
Fel-Pro Chevrolet Silverado 1500 ES 75106 Exhaust Flange Stud and Nut
$29.12
Cometic Gasket
Cometic GM LS1 5.3L/5.7L/6.0L .030 inch MLS Exhaust Gaskets (Pair)
$40.41
Magnaflow
MagnaFlow Conv DF 03-08 Chevy/GMC PS rr OEM
$543.00
Exhaust Upgrade for Other Chevrolet Silverado 1500 HD Years
Other Jobs for Your 2003 Chevrolet Silverado 1500 HD
Frequently Asked Questions
What parts do I need for a exhaust upgrade on my 2003 Chevrolet Silverado 1500 HD?
A complete exhaust upgrade on the 2003 Chevrolet Silverado 1500 HD typically requires cat-back exhaust, headers, mufflers. All parts shown on this page are verified to fit your specific vehicle.
How long does a exhaust upgrade take on a 2003 Chevrolet Silverado 1500 HD?
A exhaust upgrade typically takes 2-5 hours and is rated as moderate difficulty. Actual time may vary depending on your experience and the specific parts being replaced.
Can I do a exhaust upgrade myself?
A exhaust upgrade is a moderate DIY project. If you have some mechanical experience and the right tools, you can handle it. Otherwise, consider having a professional do the work.
Are these parts guaranteed to fit my 2003 Chevrolet Silverado 1500 HD?
Yes, all parts on this page are verified to fit the 2003 Chevrolet Silverado 1500 HD using VCDB fitment data from manufacturers. Our fitment information is cross-referenced with industry-standard vehicle databases to ensure accuracy.
What brands make exhaust upgrade parts for the 2003 Chevrolet Silverado 1500 HD?
We carry exhaust upgrade parts from trusted brands including Gibson, JBA, Fel-Pro, BBK, and BD Diesel. Filter by brand to find your preferred manufacturer.
How much does a exhaust upgrade cost for a 2003 Chevrolet Silverado 1500 HD?
The cost of a exhaust upgrade for the 2003 Chevrolet Silverado 1500 HD depends on the parts and brands you choose. Browse the parts on this page to see current pricing. Doing the work yourself saves significantly on labor costs.