Exhaust & Emission Systems for 2004 GMC Sierra 2500 HD
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6,092 Results
Shorty Headers for GMC Chevy 03-06 Sierra Silverado 1500HD 2500HD Truck 6.0L (Fits: 2004 GMC Sierra 2500 HD)
Brand New$189.00Was: $285.70or Best OfferFree shipping1.75"For 03-06 Chevy GMC Shorty Header Sierra Silverado 1500HD 2500HD Truck 6.0L (Fits: 2004 GMC Sierra 2500 HD)
Brand New$189.00Was: $285.70or Best OfferFree shippingEVAP Vapor Canister Vent Solenoid Valve For Chevrolet Silverado GMC Sierra 1500 (Fits: 2004 GMC Sierra 2500 HD)
Brand New$21.99or Best OfferFree shipping504 soldVapor Canister For Chevrolet Express Silverado GMC Savana 2500 3500 Sierra (Fits: 2004 GMC Sierra 2500 HD)
Brand New$79.99Top Rated Plus- Sellers with highest buyer ratings
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or Best OfferFree shippingVapor Canister Purge Solenoid Valve For 04-06 GMC Yukon Sierra 1500 4.8/5.3/6.0L (Fits: 2004 GMC Sierra 2500 HD)
Brand New: Unbranded$13.49Top Rated Plus- Sellers with highest buyer ratings
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Free shippingEVAP Vapor Canister Vent Solenoid Valve For Chevrolet Silverado GMC Sierra 1500 (Fits: 2004 GMC Sierra 2500 HD)
Brand New: Unbranded$23.99Top Rated Plus- Sellers with highest buyer ratings
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or Best OfferFree shipping6.6L Duramax Heavy Duty Ugraded 304SS head Pipes W/ Gaskets For 01-16 GMC Chevy (Fits: 2004 GMC Sierra 2500 HD)
Brand New: Unbranded$125.75Free shippingShorty Headers for Chevy GMC 03-06 Silverado Sierra 1500HD 2500HD Truck 6.0L V8 (Fits: 2004 GMC Sierra 2500 HD)
Brand New$279.99Was: $349.99Free shipping266 soldMBRP 4" Exhaust Tail Pipe FOR 2001 2007 Chevy GMC Silverado Sierra 2500 3500 HD (Fits: 2004 GMC Sierra 2500 HD)
Brand New: MBRP Exhaust$126.00Top Rated Plus- Sellers with highest buyer ratings
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Free shippingMBRP Aluminized Steel Silver Exhaust Tailpipe For 2001-2007 GMC Sierra 2500HD (Fits: 2004 GMC Sierra 2500 HD)
Authorized Dealer - 60 Day Free Returns 100% +FeedbackBrand New: MBRP Exhaust(6)6 product ratings - MBRP Aluminized Steel Silver Exhaust Tailpipe For 2001-2007 GMC Sierra 2500HD$94.13Top Rated Plus- Sellers with highest buyer ratings
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or Best OfferFree shippingOnly 2 leftDiamond Eye for Exhaust System Kit 2001-2005 Chevy/Gmc 6.6L Duramax 2500/3500 (Fits: 2004 GMC Sierra 2500 HD)
FREE AND FAST SHIPPING. FREE RETURNS. 100% AUTHENTIC!Brand New: Diamond Eye Performance(1)1 product ratings - Diamond Eye for Exhaust System Kit 2001-2005 Chevy/Gmc 6.6L Duramax 2500/3500$347.72Top Rated Plus- Sellers with highest buyer ratings
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Free shipping117 soldNEW Vent Purge Solenoid With wiring harness For GMC Sierra 2500 Chevy Silverado (Fits: 2004 GMC Sierra 2500 HD)
Brand New$24.99Free shippingFits 2001-2016 GMC Sierra 2500 HD 6.0L Exhaust Manifold Left Dorman 227BL15 2002 (Fits: 2004 GMC Sierra 2500 HD)
Brand New: Dorman$123.12Top Rated Plus- Sellers with highest buyer ratings
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Vapor Emissions Charcoal Canister For 2004-19 Chevrolet GMC Workhorse 15137021 (Fits: 2004 GMC Sierra 2500 HD)
Brand New: Unbranded$69.35Top Rated Plus- Sellers with highest buyer ratings
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or Best OfferFree shippingExhaust Pipe for 2001-2004 GMC Sierra 2500 HD (Fits: 2004 GMC Sierra 2500 HD)
MBRP Exhaust GMAL413-BG 4in. Regular Cab AdapterBrand New: MBRP Exhaust$94.99Estimated delivery dateEst. delivery Fri, May 24MagnaFlow 51009-RI for 2001-2004 GMC Sierra 2500 HD 8.1L V8 GAS OHV
MESSAGE US FOR BETTER THAN ADVERTISED PRICING!!Brand New: MagnaFlow$231.00Free shipping01-06 Chevrolet GMC Truck 6.0L 8.1L Mandrel Dual Exhaust w/ Flowmaster Super 40 (Fits: 2004 GMC Sierra 2500 HD)
Brand New: Custom$299.95Estimated delivery dateEst. delivery Fri, May 24204 soldFor 2001-16 Chevy GMC Sierra 3500 2500 HD V8 Diesel Right Exhaust Manifold TT (Fits: 2004 GMC Sierra 2500 HD)
Brand New$54.95Top Rated Plus- Sellers with highest buyer ratings
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or Best OfferFree shippingEVAP Vapor Canister Vent Solenoid For Silverado GMC Sierra 1500 2500HD 3500 (Fits: 2004 GMC Sierra 2500 HD)
Brand New$25.88Top Rated Plus- Sellers with highest buyer ratings
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or Best OfferFree shipping01-06 Chevrolet GMC Truck 6.0L / 8.1L Mandrel Dual Exhaust w/ 3 Chamber Muffler (Fits: 2004 GMC Sierra 2500 HD)
Brand New: Custom$204.95Estimated delivery dateEst. delivery Fri, May 24214 soldMBRP 4" EXHAUST FOR 2003-2007 CHEVY SILVERADO GMC SIERRA 2500 3500 6.6L S6000P (Fits: 2004 GMC Sierra 2500 HD)
Brand New: MBRP Exhaust$419.99Top Rated Plus- Sellers with highest buyer ratings
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33 watchingDual Stainless CatBack Exhaust 01-06 Chevy/GMC 2500/3500 6.0L Extended Cab Short (Fits: 2004 GMC Sierra 2500 HD)
Brand New: Custom$399.95Estimated delivery dateEst. delivery Fri, May 24or Best OfferOnly 1 left!A Pair Fit GMC 99-17 Sierra 1500 2500 3500 Exhaust Hanger Insulator Mount Holder (Fits: 2004 GMC Sierra 2500 HD)
Brand New$18.49or Best OfferFree shippingEVAP Vapor Canister Vent Solenoid Valve For Chevrolet Silverado GMC Sierra 1500 (Fits: 2004 GMC Sierra 2500 HD)
Brand New$25.82Top Rated Plus- Sellers with highest buyer ratings
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or Best OfferFree shippingL&TEC Shorty Headers for Chevy GMC 03-06 Silverado Sierra 1500HD 2500HD 6.0L V8 (Fits: 2004 GMC Sierra 2500 HD)
Brand New: TEC$239.99Free shippingOnly 3 leftFel-Pro Exhaust Manifold Gasket Set for 2001-2016 GMC Sierra 2500 HD 6.0L V8 up (Fits: 2004 GMC Sierra 2500 HD)
The #1 Seller of Genuine Fel-Pro Parts on eBayBrand New: Fel-Pro$25.58Was: $51.24Free shippingShorty Headers for GMC Chevrolet 99-06 6.0L Silverado Sierra Truck SUV Pickup (Fits: 2004 GMC Sierra 2500 HD)
Brand New: 1st-racing$187.99Was: $199.99or Best OfferFree shipping30 soldEGR Valve For Chevy Avalanche Suburban Yukon Chevrolet Silverado 2500 HD GMC XL (Fits: 2004 GMC Sierra 2500 HD)
Hassle Free Returns. Free Fast Shipping.Brand New: Perfect Fit$34.94Was: $41.59Free shipping45 soldExhaust Pipe for 2004 GMC Sierra 2500 HD (Fits: 2004 GMC Sierra 2500 HD)
MBRP Exhaust GMCA424-BF Exhaust PipeBrand New: MBRP Exhaust$189.99Magnaflow MagnaFlow 15399-BK for 2004 GMC Sierra 2500 HD (Fits: 2004 GMC Sierra 2500 HD)
MagnaFlow 15399-BK Direct-Fit Exhaust PipeBrand New: MagnaFlow$226.62Estimated delivery dateEst. delivery Fri, May 24Magnaflow Exhaust Pipe for 2004 GMC Sierra 2500 HD (Fits: 2004 GMC Sierra 2500 HD)
MagnaFlow 15398-BH Exhaust and Tail PipesBrand New: MagnaFlow$229.72Estimated delivery dateEst. delivery Fri, May 24Magnaflow Catalytic Converter for 2001-2004 GMC Sierra 2500 HD
MagnaFlow 51659-LY Catalytic ConverterBrand New: MagnaFlow$281.00Estimated delivery dateEst. delivery Fri, May 24Vapor Canister For 2004-2013 Chevrolet Silverado 1500 12569373 15137021 (Fits: 2004 GMC Sierra 2500 HD)
Brand New: Unbranded$65.00or Best OfferFree shipping12 watchingVapor Emissions Charcoal Canister 15137021 For 2004-2013 Chevrolet Silverado (Fits: 2004 GMC Sierra 2500 HD)
Brand New: Unbranded$64.00Top Rated Plus- Sellers with highest buyer ratings
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or Best OfferFree shippingEGR Valve for Silverado 2500 HD, Silverado 3500, Sierra 2500 HD+More EGV802 (Fits: 2004 GMC Sierra 2500 HD)
Message us your OE part number and we will verify matchBrand New: Standard$185.60Free shippingLeft Exhaust Manifold w/ Gasket Kit for Chevy Silverado 2500 HD GMC Sierra 3500 (Fits: 2004 GMC Sierra 2500 HD)
Brand New: Unbranded$88.99Top Rated Plus- Sellers with highest buyer ratings
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or Best OfferFree shippingFlowMaster Exhaust Muffler for 2001-2004 GMC Sierra 2500 HD (Fits: 2004 GMC Sierra 2500 HD)
Brand New: Flowmaster$314.38Estimated delivery dateEst. delivery Fri, May 24or Best OfferTop Rated Plus- Sellers with highest buyer ratings
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01-06 Chevy GMC 2500 2.5" Dual Exhaust Flowmaster Big Block Corner Ex Slash Tips (Fits: 2004 GMC Sierra 2500 HD)
Brand New: Unbranded$402.40Estimated delivery dateEst. delivery Fri, May 2462 watchingExhaust System Kit for 2001-2004 GMC Sierra 2500 HD (Fits: 2004 GMC Sierra 2500 HD)
MBRP Exhaust S6000P-DQ 4in. Cat-BackBrand New: MBRP Exhaust$419.99Free shippingVapor Emissions Charcoal Canister for 2004-2019 Chevrolet GMC Workhorse 15137021 (Fits: 2004 GMC Sierra 2500 HD)
Brand New: Unbranded$78.69Top Rated Plus- Sellers with highest buyer ratings
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or Best OfferFree shippingMBRP S6026P Aluminized Steel 4" Exhaust for 07-10 Silverado Sierra 2500HD 3500HD
30 Day Returns. Fast Shipping. Trusted Dealer.Brand New: MBRP Exhaust$299.99Top Rated Plus- Sellers with highest buyer ratings
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or Best Offer7 watchingFAPO Shorty Headers for Chevy GMC 03-06 Sierra Silverado 1500HD 2500HD Truck 6.0 (Fits: 2004 GMC Sierra 2500 HD)
Brand New$189.99Free shipping220 soldEVAP Vapor Canister Purge Solenoid Valve Fits Chevy Express Silverado GMC Sierra (Fits: 2004 GMC Sierra 2500 HD)
Brand New$13.39Free shipping2x Left & Right Side Exhaust Manifold w/ Gasket Kit for Chevrolet GMC V8 8.1L (Fits: 2004 GMC Sierra 2500 HD)
Brand New: Unbranded$168.99Top Rated Plus- Sellers with highest buyer ratings
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or Best OfferRudy's Updated Driver Side Exhaust Manifold For 2001-16 Chevy/GMC Duramax Diesel
Brand New$89.95Estimated delivery dateEst. delivery Fri, May 24or Best OfferTop Rated Plus- Sellers with highest buyer ratings
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199 soldExhaust Manifold Right Side Fit Chevy/GMC 2001-2013 Pickup Truck Duramax 6.6L V8 (Fits: 2004 GMC Sierra 2500 HD)
Brand New$54.95Top Rated Plus- Sellers with highest buyer ratings
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Was: $109.90or Best OfferFree shippingFor 2003-2015 GMC Sierra 2500 HD Exhaust Manifold Right 47564MD 2004 2005 2006 (Fits: 2004 GMC Sierra 2500 HD)
2007 2008 2009 2010 2011 2012 2013 2014 6.0L V8Brand New$77.98Free shippingOnly 3 leftDorman Left Exhaust Manifold for 2001-2016 GMC Sierra 2500 HD 6.0L V8 ve (Fits: 2004 GMC Sierra 2500 HD)
The #1 Seller of Genuine Dorman Parts on eBayBrand New: Dorman$129.25Was: $258.49Free shippingEVAP VAPOR CANISTER VENT SOLENOID FOR CHEVROLET SILVERADO 1500 GMC SIERRA 1500 (Fits: 2004 GMC Sierra 2500 HD)
Brand New$24.99Free shippingExhaust Headers For 1999-2006 Chevrolet Silverado/GMC Sierra 1500 2500 3500 6.0L (Fits: 2004 GMC Sierra 2500 HD)
Brand New: 1st-racing$187.99Was: $199.99or Best OfferFree shipping91 sold5" CatBack Exhaust Muffler Kit 01-05 GMC Sierra 2500 Duramax 6.6L Turbo Diesel (Fits: 2004 GMC Sierra 2500 HD)
Brand New: Custom$344.95Only 1 left!Exhaust Manifold Chevrolet GMC 6.6L Duramax Passenger Side 01-16 (Fits: 2004 GMC Sierra 2500 HD)
Brand New: Dorman$100.95Free shipping163 soldVapor Emissions Charcoal Canister For 2004-19 Chevrolet GMC Workhorse 15137021 (Fits: 2004 GMC Sierra 2500 HD)
Brand New$79.99Top Rated Plus- Sellers with highest buyer ratings
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or Best OfferFree shippingOnly 2 leftEGR Valve For 01-11 Buick Lucerne | GMC Sierra 2500 HD 3500 | Cadillac DTS | (Fits: 2004 GMC Sierra 2500 HD)
Brand New$53.72Free shippingEVAP Vapor Canister Purge Solenoid Valve For Cadillac Chevy Silverado GMC Sierra (Fits: 2004 GMC Sierra 2500 HD)
Brand New$13.46Free shipping93 soldExhaust Manifold w/ Gasket Kit for Chevy Silverado 2500 HD GMC Sierra 3500 Right (Fits: 2004 GMC Sierra 2500 HD)
Brand New: Unbranded$74.99Top Rated Plus- Sellers with highest buyer ratings
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or Best OfferFree shippingBEVINSEE 3.1" Pipe Fender Exit Bezel for GMC Sierra 1500 Sierra 2500 Canyon (Fits: 2004 GMC Sierra 2500 HD)
Brand New$26.60Was: $28.00Free shipping28 soldExhaust Manifold Hardware Kit Dorman For 2001-2006 GMC Sierra 2500 HD 8.1L V8 (Fits: 2004 GMC Sierra 2500 HD)
Brand New: Dorman$31.53Top Rated Plus- Sellers with highest buyer ratings
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Free shippingVapor Canister For Chevrolet Express Silverado GMC Savana 2500 3500 Sierra (Fits: 2004 GMC Sierra 2500 HD)
Brand New: Unbranded$93.79or Best OfferFree shippingExhaust System Kit for 2001-2004 GMC Sierra 2500 HD (Fits: 2004 GMC Sierra 2500 HD)
MBRP Exhaust S6000AL-FM 4in. Cat-BackBrand New: MBRP Exhaust$524.99Free shipping