Engines & Engine Parts for 2003 GMC Sierra 3500
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2003
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Sierra 3500
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14,642 Results
2*Valve Cover Set for 99-08 Chevy Silverado Suburban Camaro GMC Sierra 1500 NEW (Fits: 2003 GMC Sierra 3500)
Brand New$74.00or Best OfferFree shipping14 watchingHead Gasket Set 0.047 Thick Fit 01-04 Chevrolet GMC 6.6 LB7 Diesel Turbo (Fits: 2003 GMC Sierra 3500)
Brand New: Aftermarket Products$109.95Free shippingUsed Engine Assembly fits: 2003 Gmc Sierra 3500 pickup 6.6L turbo diese (Fits: 2003 GMC Sierra 3500)
6 MONTH MONEY BACK GUARANTEE, SHIPS TO BUSINESS ADDRESSPre-Owned: GMC$2,399.99Free shippingTiming Chain Kit Cover Gasket Water Oil Pump Fit 03-06 Cadillac GMC 4.8 5.3 6.0 (Fits: 2003 GMC Sierra 3500)
Brand New$169.95Free shipping192 soldLH & RH Valve Cover Set w/ Gasket & Bolts for 99-08 Chevy Silverado GMC Cadillac (Fits: 2003 GMC Sierra 3500)
Brand New$78.99Estimated delivery dateEst. delivery Sat, May 25or Best OfferGenuine Chevrolet GMC 6.6L Duramax Upper Oil Pan 2001-2010 LB7 LLY LBZ LMM (Fits: 2003 GMC Sierra 3500)
Pre-Owned: General Motors$200.95Estimated delivery dateEst. delivery Sat, May 25Only 2 leftFits 01-03 Chevrolet Silverado GMC Sierra Yukon 6.0L OHV Head Gasket Set (Fits: 2003 GMC Sierra 3500)
Brand New$61.28Free shipping465 soldFit Chevy Silverado 2500HD 3500 GMC Sierra 2500HD 6.6L Engine Oil Level Dipstick (Fits: 2003 GMC Sierra 3500)
Brand New$12.99Top Rated Plus- Sellers with highest buyer ratings
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Was: $16.24or Best OfferGasket Set Fit 01-04 Chevrolet Silverado 2500HD 3500 GMC 6.6 LB7 Diesel Turbo (Fits: 2003 GMC Sierra 3500)
Brand New$59.95Free shippingHarmonic Balancer for Chevy Silverado 2500 HD/3500 GMC Sierra 2500 HD/3500 01-05 (Fits: 2003 GMC Sierra 3500)
Brand New: Unbranded$109.99Top Rated Plus- Sellers with highest buyer ratings
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or Best OfferEngine Oil Level Dipstick 35.8" for 01-07 GMC Sierra 2500 HD 3500 6.6L Duramax (Fits: 2003 GMC Sierra 3500)
Brand New$14.50or Best OfferLower Gasket Set Fit Chevrolet GMC 6.6 OHV Diesel Turbo 32-Valves (Fits: 2003 GMC Sierra 3500)
Brand New: Aftermarket Products$49.95Free shippingOil Pan For 99-06 Sierra / Silverado 1500/2500/3500 4.8L/5.3L/6.0L #12579273 (Fits: 2003 GMC Sierra 3500)
Brand New: Star$73.66or Best OfferFree shippingFits 01-04 Chevrolet Silverado GMC Sierra 6.6 Diesel Head Gasket Set .037" Bolts (Fits: 2003 GMC Sierra 3500)
Brand New$169.28Free shippingChevrolet Silverado GMC Sierra 6.6L Duramax Rear Crankshaft OIL SEAL new OEM (Fits: 2003 GMC Sierra 3500)
Brand New: Factory/OEM$66.94Top Rated Plus- Sellers with highest buyer ratings
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Only 2 leftEngine Timing Cover for Chevrolet Silverado Camaro GMC Sierra Hummer Cadillac (Fits: 2003 GMC Sierra 3500)
Brand New: Unbranded$39.99Top Rated Plus- Sellers with highest buyer ratings
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or Best OfferUpper Oil Pan 6.6L Duramax 01-10 LB7 LLY LBZ LMM Silverado Sierra Express Savana (Fits: 2003 GMC Sierra 3500)
Pre-Owned: General Motors$200.95Only 2 leftComplete Engine Engine 6.0L W/Wiring/ECM/Accesso LQ4 Fits 2003 DENALI XL 1103619 (Fits: 2003 GMC Sierra 3500)
COMPLETE LIFT OUT, 90 DAY WARRANTY *NEEDS OIL PAN**Pre-Owned: GMC$950.00$455.00 shippingPPE 114052020 Black Cast Aluminum Deep Engine Oil Pan for Silverado Sierra 3500 (Fits: 2003 GMC Sierra 3500)
30 Day Returns. Fast Shipping. Trusted Dealer.Brand New: PPE$302.63Free shipping👍Valve Cover Set Passenger + Driver Side for 99-08 Chevy Silverado GMC Sierra👍 (Fits: 2003 GMC Sierra 3500)
Brand New$78.99Estimated delivery dateEst. delivery Sat, May 25or Best OfferCamshaft & Crankshaft Position Sensor For 99-06 Chevy Silverado GMC Sierra 1500 (Fits: 2003 GMC Sierra 3500)
Brand New: Unbranded$24.99Top Rated Plus- Sellers with highest buyer ratings
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or Best Offer✅03-06 SILVERADO SIERRA TAHOE VORTEC ENGINE COVER MOUNTING BRACKET W/ SCREWS OEM
Pre-Owned$22.95Estimated delivery dateEst. delivery Sat, May 25For Chevy Silverado GMC Sierra 1500 2500 3500 Oil Pressure Sending Unit Sensor (Fits: 2003 GMC Sierra 3500)
Brand New$26.98or Best OfferOnly 1 left!Oil Dipstick Tube for 1999-2008 Cadillac Chevy Silverado Tahoe GMC Yukon Hummer (Fits: 2003 GMC Sierra 3500)
Brand New$19.90Free shippingFits 01-07 Chevrolet Silverado GMC Sierra Yukon 8.1L OHV Head Gasket Set Bolts (Fits: 2003 GMC Sierra 3500)
Brand New$99.28Free shipping90 soldPPE Double Deep Ordnance-Style Oil Filter For 01-19 GMC/Chevrolet 6.6L Duramax (Fits: 2003 GMC Sierra 3500)
FAST & FREE SHIPPING! - AUTHORIZED PPE DEALER!Brand New: PPE$35.99Estimated delivery dateEst. delivery Sat, May 2516 watchingTop Rated Plus- Sellers with highest buyer ratings
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Fits 01-07 Chevrolet Silverado Suburban GMC Sierra Yukon 8.1L Head Gasket Set (Fits: 2003 GMC Sierra 3500)
Brand New$75.28Free shipping62 soldLeft Driver Side 12570427 Valve Cover For 1999-2008 Cadillac Chevy GMC Pontiac (Fits: 2003 GMC Sierra 3500)
Brand New$40.00Was: $45.30or Best OfferFree shippingDiesel Engine Cylinder Head Gasket Set Duramax V8 6.6L 2003-11 Silverado Sierra (Fits: 2003 GMC Sierra 3500)
New (Other): GM$82.06Free shipping79 soldEngine Gasket Set For 2001-03 Chevy Silverado 2500 HD Overhaul 8 Cyl 6.0L Engine (Fits: 2003 GMC Sierra 3500)
Hassle Free Returns. Free Fast Shipping.Brand New: Perfect Fit$107.77Free shipping272 soldFits 01-04 Chevrolet Silverado GMC Sierra 6.6 Diesel Head Gasket Set .047" Bolts (Fits: 2003 GMC Sierra 3500)
Brand New$169.28Free shipping56 soldHead Gasket Set 0.037 Thick Fit 01-04 Chevrolet GMC 6.6 LB7 Diesel Turbo (Fits: 2003 GMC Sierra 3500)
Brand New$109.95Free shippingLifters Set All From 2007 GMC SIERRA 2500 HD 6.0 (Fits: 2003 GMC Sierra 3500)
Pre-Owned: GMC$62.95or Best OfferTiming Chain Kit for 99-07 Chevy Silverado 2500 GMC Sierra 1500 Cadillac Hummer (Fits: 2003 GMC Sierra 3500)
Brand New$35.80Free shippingCAM SENSOR 2002-2003 GMC SIERRA 2500 HD 8.1L and 2002-2003 GMC SIERRA 3500 8.1L (Fits: 2003 GMC Sierra 3500)
Brand New$18.95or Best OfferPPE High Capacity Raw Cast Aluminum Oil Pan For 2001-2010 6.6L LB7/LLY/LBZ/LMM (Fits: 2003 GMC Sierra 3500)
**FAST AND FREE SHIPPING!** **AUTHORIZED PPE DEALER!**Brand New: PPE$270.99Top Rated Plus- Sellers with highest buyer ratings
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128 soldaFe For GMC Sierra 3500 Classic 2007 Power Cover Trans Pan Machined Trans Pan (Fits: 2003 GMC Sierra 3500)
✔Fast Shipping ✔Perfect Fitment ✔Hassle Free ReturnsBrand New: aFe POWER$602.71Top Rated Plus- Sellers with highest buyer ratings
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Was: $889.72Free shipping4Pcs Engine Oil Filter for Chevrolet Silverado 2500 HD GMC Sierra 3500 Hummer (Fits: 2003 GMC Sierra 3500)
Brand New: Unbranded$31.99Top Rated Plus- Sellers with highest buyer ratings
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or Best OfferFree shipping2pcs For ACDelco 213-3521 Knock Sensors for Chevy Silverado Express GMC 12589867 (Fits: 2003 GMC Sierra 3500)
Brand New$61.59Top Rated Plus- Sellers with highest buyer ratings
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Was: $69.99or Best OfferFree shippingTransmission Mount for Chevy GMC Silverado Sierra Avalanche Tahoe 2WD (Fits: 2003 GMC Sierra 3500)
Order by Noon EST and this part ships today!Brand New: AM Autoparts$23.40Estimated delivery dateEst. delivery Sat, May 25Was: $38.95Top Rated Plus- Sellers with highest buyer ratings
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455 soldStock Crank Main & Rod Bearings Set for Chevrolet Gen III IV LS 4.8 5.3 6.0 6.2 (Fits: 2003 GMC Sierra 3500)
Brand New: Enginetech$56.99Top Rated Plus- Sellers with highest buyer ratings
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1,541 sold98027456 6.6L For Duramax 03-09 Chevy GMC Diesel Oil Pressure Sensor LB7 LLY LBZ (Fits: 2003 GMC Sierra 3500)
Brand New$26.49Was: $52.98or Best OfferFree shippingPPE Billet Aluminum Engine Oil Filler Cap For 2001-2016 GM 6.6L Duramax Diesel
**FAST AND FREE SHIPPING!** **AUTHORIZED PPE DEALER!**Brand New: PPE$41.49Estimated delivery dateEst. delivery Sat, May 25or Best OfferTop Rated Plus- Sellers with highest buyer ratings
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32 watchingLower Oil Pan Gasket Fit 01-10 Chevrolet GMC Hummer 6.6L 403CID (Fits: 2003 GMC Sierra 3500)
Brand New: Aftermarket Products$26.95Rear Main Seal Kit Fits For Chevy GMC 4.8 5.3 6.0 6.2 12633579 12639250 12633579 (Fits: 2003 GMC Sierra 3500)
Brand New$45.99Top Rated Plus- Sellers with highest buyer ratings
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or Best OfferFree shippingPPE Upgraded Cast Iron Cylinder Heads For 01-04 Chevrolet/GMC 6.6L LB7 Duramax (Fits: 2003 GMC Sierra 3500)
*FREE & FAST SHIPPING! AUTHORIZED PPE DEALER!Brand New: PPE$2,699.98Estimated delivery dateEst. delivery Sat, May 25or Best OfferTop Rated Plus- Sellers with highest buyer ratings
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8 watchingHigh Volume Performance Oil Pump for GMC Sierra 1500 LS-Series 4.8L 5.3L 6.0L (Fits: 2003 GMC Sierra 3500)
Brand New: Unbranded$51.95Top Rated Plus- Sellers with highest buyer ratings
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or Best Offer57 soldOEM GM 10456500 Knock Sensor 01-07 Silverado Sierra Avalanche Suburban 8.1L (Fits: 2003 GMC Sierra 3500)
Brand New: ACDelco$29.9596 soldTransmission Mount for GMC Sierra 1500/ Sierra 2500/ Yukon/ Yukon XL 1500 (Fits: 2003 GMC Sierra 3500)
Brand New: RC$23.95Free shippingOnly 2 leftAluminum Engine Valve Cover for Chevy Silverado GMC Sierra 4.8L 5.3L 5.7L 99-08 (Fits: 2003 GMC Sierra 3500)
Brand New: partscollect$85.93or Best OfferFree shippingAnchor Rear Auto Trans Mount for GMC Sierra 1500 1999-2009 2010 2011 2012 2013 (Fits: 2003 GMC Sierra 3500)
Brand New: Anchor$30.76Free shippingCamshaft Position Sensor for 99-07 Chevy GMC Sierra Silverado Camaro Corvette (Fits: 2003 GMC Sierra 3500)
Order by Noon EST and this part ships today!Brand New: AM Autoparts$19.94Top Rated Plus- Sellers with highest buyer ratings
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Was: $42.95Free shipping237 soldPPE Black High Capacity Cast Aluminum Oil Pan For 2001-2010 GM 6.6 LMM Duramax
Brand New: PPE$288.99Estimated delivery dateEst. delivery Sat, May 25Only 1 left!Top Rated Plus- Sellers with highest buyer ratings
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Fit For 2001-2003 Chevrolet Silverado GMC Sierra Yukon 6.0L OHV Head Gasket Set (Fits: 2003 GMC Sierra 3500)
Brand New$54.78Top Rated Plus- Sellers with highest buyer ratings
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Was: $57.66or Best OfferFree shippingHead Gasket Set For 2001-2003 Chevy Silverado 2500 HD Multi-Layered 8 Cyl 6.0L (Fits: 2003 GMC Sierra 3500)
Hassle Free Returns. Free Fast Shipping.Brand New: Perfect Fit$64.76Was: $73.74Free shipping420 soldTiming Chain Kit Lower Gasket Set Water Pump For 00-06 Chevrolet GMC 6.0L OHV (Fits: 2003 GMC Sierra 3500)
Brand New$111.99Top Rated Plus- Sellers with highest buyer ratings
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or Best OfferFree shipping2003 GMC SIERRA DENALI Engine 6.0L VIN U 8th digit 82k miles 03 04 (Fits: 2003 GMC Sierra 3500)
Pre-Owned: GMC$3,550.00Free shipping12 watching16X OEM Lifters Hydraulic Roller 12499225 For G/M LS7 LS3 LS2 LQ4 4.8L 5.3L 6.0L (Fits: 2003 GMC Sierra 3500)
Brand New: Factory/OEM$110.88or Best OfferFree shipping23 watching