Felpro Exhaust Pipe Flange Gasket, 61287
In stock
$9.99
Listed as compatible with this vehicle by the retailer feed.
Check price2018 GMC Sierra 3500HD Exhaust Systems
17 products listed for this model year in the retailer catalog. Check engine and trim details before ordering.
Back to 2018 GMC Sierra 3500HD parts
Felpro Exhaust Pipe Flange Gasket, 61694
In stock
$22.99
Listed as compatible with this vehicle by the retailer feed.
Check price
Victor Reinz Exhaust Pipe Flange Gasket, 71-14476-00
In stock
$26.49
Listed as compatible with this vehicle by the retailer feed.
Check price
Dorman Exhaust Manifold Kit - Includes Required Gaskets and Hardware (OE Fix), 674-732
In stock
$185.99
Listed as compatible with this vehicle by the retailer feed.
Check price
MagnaFlow OEM Grade Federal / EPA Compliant Universal Catalytic Converter, 51209
In stock
$211.99
Listed as compatible with this vehicle by the retailer feed.
Check price
MagnaFlow OEM Grade Federal / EPA Compliant Universal Catalytic Converter, 51049
In stock
$261.99
Listed as compatible with this vehicle by the retailer feed.
Check price
aFe POWER Hot Charge Pipe, 46-20338-B
In stock
$393.99
Listed as compatible with this vehicle by the retailer feed.
Check price
MBRP Exhaust Aluminized Steel, 4"Dia Pipe, Single Exhaust With Side Exit, 5"Round Ss Tip, S6032AL
In stock
$403.99
Listed as compatible with this vehicle by the retailer feed.
Check price
aFe POWER Large Bore-HD DPF Back Exhaust System: Black Tip, 409 Stainless Steel, Unleashes All Available HP, 49-44085-B
In stock
$619.99
Listed as compatible with this vehicle by the retailer feed.
Check price
Walker Ultra EPA Direct Fit Catalytic Converter 4.125" Inlet (ID) 3.515" Outlet (OD), 50571
In stock
$636.99
Listed as compatible with this vehicle by the retailer feed.
Check price
aFe POWER ATLAS DPF Back Exhaust System: Black Tip, Aluminized Steel, Unleashes All Available HP, 49-04085-B
In stock
$659.99
Listed as compatible with this vehicle by the retailer feed.
Check price
aFe POWER Charge Pipe Kit, 46-20334-B
In stock
$689.99
Listed as compatible with this vehicle by the retailer feed.
Check price
aFe POWER ATLAS DPF Back Exhaust System: Polished Tip, Aluminized Steel, Unleashes All Available HP, 49-04086-P
In stock
$808.99
Listed as compatible with this vehicle by the retailer feed.
Check price
aFe POWER Rebel XD Series DPF Back Exhaust System: Polished Tip, 409 Stainless Steel, Unleashes All Avail. HP, 49-44089-P
In stock
$911.99
Listed as compatible with this vehicle by the retailer feed.
Check price
MagnaFlow OEM Grade Federal / EPA Compliant Direct-Fit Catalytic Converter, 21-252
In stock
$1,013.00
Listed as compatible with this vehicle by the retailer feed.
Check price
MagnaFlow OEM Grade Federal / EPA Compliant Direct-Fit Catalytic Converter, 51812
In stock
$1,648.00
Listed as compatible with this vehicle by the retailer feed.
Check price
MagnaFlow OEM Grade Federal / EPA Compliant Universal Catalytic Converter, 51659
Out of stock
$308.99
Listed as compatible with this vehicle by the retailer feed.
Check price
This site contains affiliate links. We may earn a commission if you buy through them. We do not sell these products or guarantee merchant inventory. Compatibility is listed by the retailer feed for this vehicle; it is not an OEM confirmation. Catalog snapshot: Aug 15, 2026.