Exhaust & Emission Systems for 2003 Chevrolet Silverado 1500 HD
Find parts that fit
We need more information about your vehicle to confirm fit.
2003
Chevrolet
Silverado 1500 HD
Shop by Popular Categories
SPONSOREDSPONSOREDSPONSOREDSPONSOREDSPONSORED
3,079 Results
1.75"For 03-06 Chevy GMC Shorty Header Sierra Silverado 1500HD 2500HD Truck 6.0L (Fits: 2003 Chevrolet Silverado 1500 HD)
Brand New$199.99Was: $285.70or Best OfferFree shippingFits 2001-2003 Chevrolet Silverado 1500 HD Cat-back Exhaust System America (Fits: 2003 Chevrolet Silverado 1500 HD)
Brand New: Flowmaster$630.95Free shippingShorty Headers for GMC Chevy 03-06 Sierra Silverado 1500HD 2500HD Truck 6.0L (Fits: 2003 Chevrolet Silverado 1500 HD)
Brand New$199.99Was: $285.70or Best OfferFree shipping2-1/2 Shorty Header for 03-06 Chevy GMC Sierra Silverado 1500HD 2500HD Truck 6.0 (Fits: 2003 Chevrolet Silverado 1500 HD)
Brand New$196.00or Best OfferFree shippingNew ListingShorty Headers for GMC Chevy 03-06 Sierra Silverado 1500HD 2500HD Truck 6.0L (Fits: 2003 Chevrolet Silverado 1500 HD)
Brand New$178.00or Best OfferFree shippingFOR 03-06 CHEVY GMC SIERRA SILVERADO 1500HD 2500HD TRUCK 6.0 SHORTY HEADERS (Fits: 2003 Chevrolet Silverado 1500 HD)
Brand New$199.80or Best OfferFree shippingOnly 1 left!99-06 GM 1500 Stainless Exhaust Ypipe FOR Chevy GMC 2wd 4wd Sierra Silverado (Fits: 2003 Chevrolet Silverado 1500 HD)
Brand New: MS$374.00Estimated delivery dateEst. delivery Fri, May 31Only 2 leftTop Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
Exhaust Headers For 1999-2006 Chevrolet Silverado/GMC Sierra 1500 2500 3500 6.0L (Fits: 2003 Chevrolet Silverado 1500 HD)
Brand New: 1st-racing$187.99Was: $199.99or Best OfferFree shipping92 soldShorty Headers for Chevy GMC 03-06 Silverado Sierra 1500HD 2500HD Truck 6.0L V8 (Fits: 2003 Chevrolet Silverado 1500 HD)
Brand New$279.99Was: $349.99Free shipping266 soldFIT 02-13 Chevy Silverado 1500 2500HD 3500HD 4.8 5.3 6.0 6.2L Header Exhaust 304 (Fits: 2003 Chevrolet Silverado 1500 HD)
Brand New$159.79Was: $169.99or Best OfferFree shipping47 watchingLH & RH Exhaust Manifold Kit for Chevy Silverado Suburban GMC Sierra 1500 2500 (Fits: 2003 Chevrolet Silverado 1500 HD)
Brand New$130.79or Best OfferFree shipping232 sold01-06 Chevrolet GMC Truck 6.0L / 8.1L Mandrel Dual Exhaust Flowmaster Super 40 (Fits: 2003 Chevrolet Silverado 1500 HD)
Brand New: Custom$299.95Estimated delivery dateEst. delivery Fri, May 31622 soldL&TEC Shorty Headers for Chevy GMC 03-06 Silverado Sierra 1500HD 2500HD 6.0L V8 (Fits: 2003 Chevrolet Silverado 1500 HD)
Brand New: TEC$239.99Free shippingOnly 3 left2002 2003 2005 2006 Chevrolet Silverado 1500 Hd 6.0L V8 Left Catalytic Converter (Fits: 2003 Chevrolet Silverado 1500 HD)
Brand New$431.00Free shippingOnly 1 left!Rear Left Catalytic Converter for 2003 Chevrolet Silverado 1500 HD
Universal 3" Catalytic CARB ComplianceBrand New: MagnaFlow$370.50Was: $390.00or Best OfferFree shippingRear Right Catalytic Converter for 2003 Chevrolet Silverado 1500 HD
Universal 3" Catalytic CARB ComplianceBrand New: MagnaFlow$370.50Was: $390.00or Best OfferFree shipping01-06 Chevrolet GMC Truck 6.0L 8.1L Mandrel Dual Exhaust w/ Flowmaster Super 40 (Fits: 2003 Chevrolet Silverado 1500 HD)
Brand New: Custom$299.95Estimated delivery dateEst. delivery Fri, May 31204 sold01-06 Chevrolet GMC Truck 6.0L / 8.1L Mandrel Dual Exhaust w/ 3 Chamber Muffler (Fits: 2003 Chevrolet Silverado 1500 HD)
Brand New: Custom$204.95Estimated delivery dateEst. delivery Fri, May 31214 soldEvap Canister Purge Solenoid Valve for Chevy GMC Cadillac Hummer Oldsmobile (Fits: 2003 Chevrolet Silverado 1500 HD)
Order by Noon EST and this part ships today!Brand New: AM Autoparts$22.79Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
Was: $38.95Free shipping30 soldFor 1999-2006 2008 Chevrolet Silverado 1500 5.3L Manifold Gasket Set (Fits: 2003 Chevrolet Silverado 1500 HD)
Brand New$12.87Was: $13.99or Best OfferFree shipping17 sold2Pcs Fit For Chevy Silverado 1500 GMC Ford 2.5" Universal Cat Converter New (Fits: 2003 Chevrolet Silverado 1500 HD)
Brand New$39.70or Best OfferFree shippingExhaust Headers For Chevy Silverado 1500 4.8 5.3 6.0 6.2L 2500HD 3500HD Classic (Fits: 2003 Chevrolet Silverado 1500 HD)
Brand New$159.79Was: $169.99or Best OfferFree shipping56 watchingLH+RH Set Exhaust Manifold For Chevy Express Silverado Tahoe GMC Sierra Yukon (Fits: 2003 Chevrolet Silverado 1500 HD)
Brand New: MOSTPLUS(4)4 product ratings - LH+RH Set Exhaust Manifold For Chevy Express Silverado Tahoe GMC Sierra Yukon$130.99or Best OfferFree shipping259 soldHeader Manifold Exhaust Fit Chevy Silverado 1500HD 2001-2003 Fit GMC Sierra 1500
Brand New: Shark$139.65or Best OfferFree shippingVapor Evap Emissions Canister Vent Valve Solenoid For 1999-2004 Chevrolet (Fits: 2003 Chevrolet Silverado 1500 HD)
Brand New$21.81or Best OfferFree shippingNew Right Exhaust Manifold For 2003-2014 Silverado 1500 Sierra Yukon Hummer H2 (Fits: 2003 Chevrolet Silverado 1500 HD)
Brand New: JDMSPEED$62.99or Best OfferFree shipping211 sold2.5" Inlet & Outlet Catalytic Converter EPA OBDII Fits Chevy Silverado 1500 2500 (Fits: 2003 Chevrolet Silverado 1500 HD)
Brand New: SU$56.04Was: $58.99or Best OfferFree shippingFAPO Shorty Headers for Chevy GMC 03-06 Sierra Silverado 1500HD 2500HD Truck 6.0 (Fits: 2003 Chevrolet Silverado 1500 HD)
Brand New$189.99Free shipping220 soldShorty Headers for Chevy GMC 03-06 Silverado Sierra 1500HD 2500HD Truck 6.0L V8 (Fits: 2003 Chevrolet Silverado 1500 HD)
Brand New$279.99Was: $349.99Free shipping54 soldShorty Headers for Chevy GMC 03-06 Sierra Silverado 1500HD 2500HD Truck 6.0 (Fits: 2003 Chevrolet Silverado 1500 HD)
Brand New$196.00or Best OfferFree shipping2001 2002 Chevrolet Silverado 1500 Hd 6.0L V8 Right Catalytic Converter (Fits: 2003 Chevrolet Silverado 1500 HD)
Brand New$453.00Free shippingOnly 1 left!MagnaFlow 447209-BBM for 2003 Chevrolet Silverado 1500 HD
MESSAGE US FOR BETTER THAN ADVERTISED PRICING!!Brand New: MagnaFlow$390.00Free shippingCanister Vent Solenoid 911-239 For Chevrolet Silverado 1500 GMC Sierra 1500 (Fits: 2003 Chevrolet Silverado 1500 HD)
Brand New: JDMSPEED$47.99or Best OfferFree shippingSTAINLESS STEEL SHORTY HEADER FOR 99-05 CHEVY/GMC GMT800 8CYL EXHAUST/MANIFOLD (Fits: 2003 Chevrolet Silverado 1500 HD)
Brand New$91.99Free shipping10 watchingSet 2 Exhaust Manifold For Chevy Silverado Express GMC Sierra 1500 Left+Right (Fits: 2003 Chevrolet Silverado 1500 HD)
Brand New$130.96or Best OfferFree shipping22 watching01-06 Chevrolet GMC Truck 6.0L / 8.1L Mandrel Dual Exhaust Flowmaster Super 40 (Fits: 2003 Chevrolet Silverado 1500 HD)
Brand New: Custom$279.95Estimated delivery dateEst. delivery Fri, May 31110 soldFit 2002-16 Chevy Silverado 1500 2500HD 3500 Stainless Exhaust Header Manifold (Fits: 2003 Chevrolet Silverado 1500 HD)
Brand New: 1st-racing$169.99or Best OfferFree shipping10 watchingAC DELCO 214-1091 Upgrade Canister Vent Valve for Cadillac Chevy GMC New (Fits: 2003 Chevrolet Silverado 1500 HD)
Order by Noon EST and this part ships today!Brand New$43.14Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
Was: $57.95Free shippingOnly 1 left!3.0" 16" Length Exhaust Muffler Resonator For Chevrolet Silverado 1500HD 2500HD (Fits: 2003 Chevrolet Silverado 1500 HD)
Brand New$59.89Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
or Best OfferFree shippingFor Silverado Escalade Avalanche Tahoe H2 Exhaust Manifold Left Driver Side (Fits: 2003 Chevrolet Silverado 1500 HD)
Brand New: ECCPP$46.96Free shippingPair Exhaust Manifold Left Right Side for Silverado Escalade Savana Avalanche H2 (Fits: 2003 Chevrolet Silverado 1500 HD)
Brand New: JDMSPEED$148.99or Best OfferFree shipping284 sold2Pcs For Chevy Silverado 1500 GMC Ford 2.5" Universal Cat Converter 83166 (Fits: 2003 Chevrolet Silverado 1500 HD)
Brand New$80.99Was: $89.99or Best OfferFree shipping93 soldExhaust Manifold Shorty Header For Chevrolet Silverado 1500 2500 3500 Truck 6.0L (Fits: 2003 Chevrolet Silverado 1500 HD)
Brand New: 1st-racing$187.99Was: $199.99or Best OfferFree shippingExhaust Headers For 1999-06 Chevrolet Silverado/GMC Sierra 1500 2500 3500 6.0L (Fits: 2003 Chevrolet Silverado 1500 HD)
Brand New: 1st-racing$187.99Was: $199.99or Best OfferFree shipping01-06 Chevrolet GMC Truck 6.0L / 8.1L Mandrel Dual Exhaust Dual 4" Max Flow (Fits: 2003 Chevrolet Silverado 1500 HD)
Brand New: Custom$249.95Estimated delivery dateEst. delivery Fri, May 3180 sold01-06 Chevrolet GMC Truck 6.0L / 8.1L Mandrel Dual Exhaust Thudnerbolt Muffler (Fits: 2003 Chevrolet Silverado 1500 HD)
Brand New: Custom$199.95Estimated delivery dateEst. delivery Fri, May 3158 soldFor 2001-2003 Chevrolet Silverado 1500 HD 6.0L Exhaust Manifold Left Dorman 2002 (Fits: 2003 Chevrolet Silverado 1500 HD)
Brand New: Dorman$123.65Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
Free shipping3" Inlet/Outlet Muffler Exhaust Resonator For Chevy Silverado 5.3 1500 2500 HD (Fits: 2003 Chevrolet Silverado 1500 HD)
Brand New$55.26Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
or Best OfferFree shipping01-06 Chevrolet GMC Truck 6.0L / 8.1L Mandrel Dual Exhaust Cherry Bomb Extreme (Fits: 2003 Chevrolet Silverado 1500 HD)
Brand New: Custom$194.95Estimated delivery dateEst. delivery Fri, May 31105 sold911-239 Canister Vent Solenoid For GMC Sierra 1500 Chevrolet Silverado 1500 (Fits: 2003 Chevrolet Silverado 1500 HD)
Brand New$47.97or Best OfferFree shipping127 soldDorman Exhaust Manifold Hardware Kit for Chevy GMC Buick Cadillac Hummer Isuzu
Order by Noon EST and this part ships today!Brand New$17.79Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
Was: $32.95Free shipping296 soldLS Swap Exhaust Manifold Header For 02-2015 Chevy Silverado GMC Sierra 1500 2500 (Fits: 2003 Chevrolet Silverado 1500 HD)
Brand New$109.00Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
or Best OfferFree shipping2.5" Inlet & Outlet Catalytic Converter EPA OBDII For Chevy Silverado 1500 2500 (Fits: 2003 Chevrolet Silverado 1500 HD)
Brand New$74.99Was: $89.99or Best OfferFree shipping62 soldEVAPORATIVE CANISTER SIERRA & SILVERADO 1500 1999-04USED OEM 1711367615130738 (Fits: 2003 Chevrolet Silverado 1500 HD)
Pre-Owned$59.95or Best Offer$24.95 shippingCatalytic Converter for 2003 Chevrolet Silverado 1500 HD
MagnaFlow 447209-BBN Catalytic ConverterBrand New: MagnaFlow$390.00