EGR System for 2025 GMC Sierra 2500 HD
No.
Part # / Description / Price
Price
1
Egr Valve 
GM
GM Description: ACDelco Exhaust Gas Recirculation (EGR) Valve (Part Number: 12713478) is an emission-control valve manufactured to OE specifications for EGR systems on select diesel applications. It helps redirect a controlled portion of exhaust gas back into the intake t ...
$468.76
$468.76
2
Exhaust Gas Recirculation (EGR) Valve Gasket GM
GM Description: ACDelco Exhaust Gas Recirculation (EGR) Valve Gasket (Part Number: 12677819) is an ACDelco gasket designed to provide a leak-free seal for the EGR valve, supporting proper operation of the emission control system. Function: Provides a leak-free seal at the ...
MSRP $39.56
$25.70
MSRP $39.56
$25.70
2
Exhaust Gas Recirculation (EGR) Cooler Bypass Gasket GM
GM Description: ACDelco Exhaust Gas Recirculation (EGR) Cooler Bypass Gasket (Part Number: 12658509) is an EGR cooler bypass gasket intended for 6.6L diesel applications to seal bypass valve interfaces. Application: Specified for 6.6L diesel engines — verify engine appl ...
MSRP $5.26
$3.94
MSRP $5.26
$3.94
2
Exhaust Gas Recirculation (EGR) Pipe Gasket GM
GM Description: ACDelco Exhaust Gas Recirculation (EGR) Pipe Gasket (Part Number: 12680216) is a sealing gasket for the EGR pipe to prevent exhaust leaks and ensure proper recirculation. Function: Seals the EGR pipe connection to prevent exhaust leakage and maintain prope ...
MSRP $2.22
$1.66
MSRP $2.22
$1.66
3
Egr Pipe GM
GM Description: Silverado, Sierra 2500 HD. To egr valve. Silverado, Sierra 3500 HD. 6.6L diesel, egr valve & related components, 2017-19. Sierra, silverado. 6.6l. Lower.
MSRP $171.16
$93.70
MSRP $171.16
$93.70
3
EGR Tube GM
GM Description: ACDelco EGR Tube (Part Number: 12695130) is an OE-quality exhaust gas recirculation (EGR) pipe assembly that routes exhaust gases for emission control. Function: Provides the EGR pathway to reintroduce exhaust gases to the intake for emissions controlQuali ...
MSRP $247.96
$135.13
MSRP $247.96
$135.13
5
Exhaust Gas Recirculation (EGR) Pipe Gasket GM
GM Notes: PARTS: Part included with EGR pipe.
Description: ACDelco Exhaust Gas Recirculation (EGR) Pipe Gasket (Part Number: 12688014) is an emission-control gasket used with EGR valves and related components to seal exhaust flow paths and prevent leaks in upper and lower EGR pipe connections for specified diesel ...
MSRP $24.06
$15.63
MSRP $24.06
$15.63
6
Inlet Hose GM
GM Description: 6.6L diesel, egr valve & related components, 2017-19. 6.6L diesel, 1st design. Inlet. Cooler to Valve.
MSRP $22.40
$14.55
MSRP $22.40
$14.55
7
Outlet Hose GM
GM Description: ACDelco Exhaust Gas Recirculation (EGR) Cooler Water Bypass Inlet Hose (Part Number: 12719125) is an emissions-related coolant hose used in EGR cooler bypass systems. Type: EGR cooler water bypass inlet hoseFunction: Routes coolant for the EGR cooler bypas ...
MSRP $18.46
$12.91
MSRP $18.46
$12.91
8
By-Pass Valve GM
GM Description: Egr cooler by-pass valve. Silverado, Sierra 2500 HD. Diesel. Silverado, Sierra 3500 HD.
$381.16
$381.16
12
Egr Cooler GM
GM Description: Silverado, Sierra 2500 HD. Diesel. Silverado, Sierra 3500 HD.
MSRP $387.40
$211.51
MSRP $387.40
$211.51
16
Engine Coolant Pipe Gasket GM
GM Notes: PARTS: Part included with inlet pipe.
Description: ACDelco Gasket (Part Number: 12737098) is a factory-grade gasket for Exhaust Gas Recirculation (EGR) coolant pipe connections. Function: Provides a sealed interface on the EGR coolant/clarifier pipe to prevent coolant loss and maintain system integrity.App ...
MSRP $1.90
$1.42
MSRP $1.90
$1.42
19
Exhaust Gas Recirculation Valve Cooler Heat Shield GM
GM Description: Manufactured to GM OE specification for fit, form, and function
MSRP $19.16
$13.40
MSRP $19.16
$13.40
20
MSRP $42.53
$28.31
20
Catalytic Converter Heat Shield GM
GM Description: 2017-19, turbo & exhaust components, converter. 6.6L diesel, turbo exhaust outlet. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $18.01
$14.04
MSRP $18.01
$14.04
20
Heat Shield GM
GM Description: 2017-19, turbo & exhaust components, inlet pipe. 6.6L diesel, turbo exhaust inlet, inlet pipe.
MSRP $31.36
$24.46
MSRP $31.36
$24.46
20
Heat Shield GM
GM Positions: Left
Description: Silverado, Sierra 2500 HD. Left. Silverado, Sierra 3500 HD. 6.6L diesel, driver side.
MSRP $77.00
$54.01
MSRP $77.00
$54.01
20
Heat Shield GM
GM Description: Silverado, Sierra 2500 HD. Diesel. Right. Rear. Silverado, Sierra 3500 HD.
MSRP $43.62
$30.58
MSRP $43.62
$30.58
20
F Shield GM
GM Positions: Right
Description: Silverado, Sierra 2500 HD. Right. Silverado, Sierra 3500 HD. 6.6L diesel, passenger side, front.
MSRP $15.07
$12.65
MSRP $15.07
$12.65
20
F Shield GM
GM Description: 6.6L diesel, turbo exhaust inlet, inlet pipe. 2017-19, turbo & exhaust components, inlet pipe.
MSRP $50.65
$35.53
MSRP $50.65
$35.53
20
Heat Shield GM
GM Description: 6.6L diesel turbo assembly. 2017-19 6.6L diesel turbo & exhaust components. turbocharger.
MSRP $57.08
$38.03
MSRP $57.08
$38.03
20
Passenger Side Turbocharger Heat Shield GM
GM Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $44.37
$29.55
MSRP $44.37
$29.55
21
Exhaust Gas Recirculation Pipe Shield GM
GM Description: Manufactured to GM OE specification for fit, form, and function
MSRP $34.50
$22.42
MSRP $34.50
$22.42
22
Temp Sensor GM
GM Description: Silverado, Sierra 2500 HD. Diesel. Position 2. Silverado, Sierra 3500 HD.
MSRP $32.68
$21.23
MSRP $32.68
$21.23
22
Temp Sensor GM
GM Description: Exhaust. Silverado, Sierra 2500 HD. At catalytic converter. Front. 6.6L diesel, at manifold. Silverado, Sierra 3500 HD. 6.6L diesel, sensors, at converter. 6.6L diesel, sensors, 2024-26, #1.
MSRP $63.91
$52.05
MSRP $63.91
$52.05