ACDelco (OE) Exhaust & Emission Systems for 2012 GMC Sierra 3500 HD
Find parts that fit
We need more information about your vehicle to confirm fit.
2012
GMC
Sierra 3500 HD
Shop by Popular Categories
SPONSOREDSPONSOREDSPONSOREDSPONSORED
All
Auction
Buy It Now
43 Results
Nitrogen Oxide (NOx) Sensor (Fits: 2012 GMC Sierra 3500 HD)
Great Brands | FREE Shipping | Warranty | Easy ReturnsBrand New: ACDelco$236.43Free shippingExhaust Gas Recirculation (EGR) Valve ACDelco GM Original Equipment 12665547 (Fits: 2012 GMC Sierra 3500 HD)
Brand New: ACDelco (OE)$318.56or Best OfferFree shippingGM 12647372 Diesel Exhaust Fluid (DEF) Injection Nozzle for 2010-16 6.6L Duramax
Pre-Owned: ACDelco$30.00Local PickupOnly 1 left!New crankcase ventilation hose assy 2011-2014 Silverado HD Sierra HD w/ Duramax (Fits: 2012 GMC Sierra 3500 HD)
Brand New: ACDelco (OE)$199.95Free shippingExhaust Gas Temperature (EGT) Sensor (Fits: 2012 GMC Sierra 3500 HD)
Brand New: ACDelco$37.26Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
$8.00 shippingVapor Canister Purge Solenoid Connector fits GMC Sierra 3500 HD 2007-2012 81YDBZ (Fits: 2012 GMC Sierra 3500 HD)
Brand New: ACDelco (OE)$35.95Free shippingAC Delco Exhaust Manifold Gasket fits GMC Sierra 3500 HD 2007-2019 25MPKW (Fits: 2012 GMC Sierra 3500 HD)
Brand New: ACDelco (OE)$28.10Free shippingExhaust Gas Temperature (EGT) Sensor (Fits: 2012 GMC Sierra 3500 HD)
Brand New: ACDelco$33.99Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
$8.00 shippingAC Delco Exhaust Temperature Sensor fits GMC Sierra 3500 HD 2011-2016 44TYZG (Fits: 2012 GMC Sierra 3500 HD)
Brand New: ACDelco (OE)$41.91Free shippingExhaust Temperature Sensor Connector fits Sierra 3500 HD 14TGHB (Fits: 2012 GMC Sierra 3500 HD)
Brand New: ACDelco (OE)$45.92Free shippingExhaust Gas Temperature (EGT) Sensor (Fits: 2012 GMC Sierra 3500 HD)
Brand New: ACDelco$43.85Free shippingManifold Differential Pressure Sensor (Fits: 2012 GMC Sierra 3500 HD)
Great Brands | Free Shipping | Warranty | Easy ReturnsBrand New: ACDelco$109.45Free shippingDiesel Exhaust Fluid (DEF) Module ACDelco GM Original Equipment 20760381 (Fits: 2012 GMC Sierra 3500 HD)
Brand New: ACDelco (OE)$145.53Acdelco 12665547 Exhaust Gas Recirculation (Egr) Valve Kit (Fits: 2012 GMC Sierra 3500 HD)
Brand New: ACDelco (OE)$437.47or Best OfferFree shippingExhaust Gas Temperature (EGT) Sensor (Fits: 2012 GMC Sierra 3500 HD)
Brand New: ACDelco$45.99Free shippingNitrogen Oxide (NOx) Sensor (Fits: 2012 GMC Sierra 3500 HD)
Brand New: ACDelco$240.67Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
$8.00 shippingExhaust Gas Temperature (EGT) Sensor (Fits: 2012 GMC Sierra 3500 HD)
Brand New: ACDelco$49.77Free shippingACDelco 19418898 Exhaust Gas Temperature (EGT) Sensor (Fits: 2012 GMC Sierra 3500 HD)
For Select 11-16 Chevrolet GMC ModelsBrand New: ACDelco (OE)$42.31Was: $64.99Free shippingACDelco 19418987 Exhaust Gas Temperature (EGT) Sensor (Fits: 2012 GMC Sierra 3500 HD)
For Select 11-16 Chevrolet GMC ModelsBrand New: ACDelco (OE)$54.99Was: $69.99Free shippingExhaust Gas Temperature (EGT) Sensor (Fits: 2012 GMC Sierra 3500 HD)
Brand New: ACDelco$73.72$5.30 shippingACDelco 19418899 Exhaust Gas Temperature (EGT) Sensor (Fits: 2012 GMC Sierra 3500 HD)
For Select 11-16 Chevrolet GMC ModelsBrand New: ACDelco (OE)$70.99Was: $88.99Free shippingExhaust Gas Temperature (EGT) Sensor (Fits: 2012 GMC Sierra 3500 HD)
Brand New: ACDelco$52.16$5.30 shippingExhaust Gas Temperature (EGT) Sensor (Fits: 2012 GMC Sierra 3500 HD)
Great Brands | Free Shipping | Warranty | Easy ReturnsBrand New: ACDelco$109.22Free shippingNitrogen Oxide (NOx) Sensor (Fits: 2012 GMC Sierra 3500 HD)
Price is for 1 item, even if image shows more than 1.Brand New: ACDelco$331.95Free shippingExhaust Gas Temperature (EGT) Sensor (Fits: 2012 GMC Sierra 3500 HD)
Brand New: ACDelco$66.97Free shippingExhaust Gas Differential Pressure Sensor ACDelco GM Original Equipment 12630257 (Fits: 2012 GMC Sierra 3500 HD)
Brand New: ACDelco$102.95Free shippingNitrogen Oxide (NOx) Sensor (Fits: 2012 GMC Sierra 3500 HD)
Brand New: ACDelco$274.53Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
Free shippingNEW EGR Cooler Gasket ACDelco GM OEM Duramax 6.6L 2500HD 3500HD 98065520 Nib (Fits: 2012 GMC Sierra 3500 HD)
Brand New: ACDelco (OE)$6.85or Best OfferFree shippingExhaust Gas Temperature (EGT) Sensor (Fits: 2012 GMC Sierra 3500 HD)
Price is for 1 item, even if image shows more than 1.Brand New: ACDelco$61.11Free shippingExhaust Gas Temperature (EGT) Sensor (Fits: 2012 GMC Sierra 3500 HD)
Brand New: ACDelco$139.07$11.78 shippingExhaust Gas Temperature (EGT) Sensor (Fits: 2012 GMC Sierra 3500 HD)
Brand New: ACDelco$71.18Free shippingExhaust Gas Temperature (EGT) Sensor (Fits: 2012 GMC Sierra 3500 HD)
Brand New: ACDelco (OE)$54.37Free shippingNitrogen Oxide (NOx) Sensor (Fits: 2012 GMC Sierra 3500 HD)
Brand New: ACDelco$236.46Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
Free shippingManifold Differential Pressure Sensor (Fits: 2012 GMC Sierra 3500 HD)
Brand New: ACDelco (OE)$126.35Free shipping