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2018 Chevrolet Silverado 1500
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60-Day Returns
Lifetime Replacement
Price Match Guarantee
60-Day Returns
Lifetime Replacement
2018 Chevrolet Silverado 1500

2018 Chevrolet Silverado 1500 Exhaust Valves

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Exhaust Valve - Direct Fit, Sold individually
AC Delco®
Exhaust Valve - Direct Fit, Sold individually
Part Number: AC12678745
Guaranteed to Fit
$9.49
Vehicle Fitment
  • 2018 Chevrolet Silverado 1500 LT 8 Cyl 5.3L
  • 2018 Chevrolet Silverado 1500 Custom 8 Cyl 5.3L
  • 2018 Chevrolet Silverado 1500 LT 6 Cyl 4.3L
  • 2018 Chevrolet Silverado 1500 WT 8 Cyl 5.3L
  • 2018 Chevrolet Silverado 1500 WT 6 Cyl 4.3L
  • 2018 Chevrolet Silverado 1500 Custom 6 Cyl 4.3L
  • 2018 Chevrolet Silverado 1500 High Country 8 Cyl 5.3L
  • 2018 Chevrolet Silverado 1500 LS 8 Cyl 5.3L
  • 2018 Chevrolet Silverado 1500 SSV 8 Cyl 5.3L
  • 2018 Chevrolet Silverado 1500 LS 6 Cyl 4.3L
  • 2018 Chevrolet Silverado 1500 LTZ 8 Cyl 5.3L
Product Details
Warranty : 24-months or unlimited mile AC Delco limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Recommended Use : OE ReplacementProduct Fit : Direct Fit
Exhaust Valve - Direct Fit, Sold individually
AC Delco®
Exhaust Valve - Direct Fit, Sold individually
Part Number: AC12678746
Guaranteed to Fit
$30.99
Vehicle Fitment
  • 2018 Chevrolet Silverado 1500 High Country 8 Cyl 6.2L
  • 2018 Chevrolet Silverado 1500 LTZ 8 Cyl 6.2L
Product Details
Warranty : 24-months or unlimited mile AC Delco limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Recommended Use : OE ReplacementProduct Fit : Direct Fit
Page 1 of 1 | Showing 1 - 2 of 2 results

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Helpful Automotive Resources

P0025 Code: Exhaust (B) Camshaft Position Timing Over-Retarded (Bank 2)
P0025 Code: Exhaust (B) Camshaft Position Timing Over-Retarded (Bank 2)This generic powertrain code may be set in vehicles of varying makes and models. “B” refers to the exhaust camshaft. Bank 2 refers to the part of the engine opposite the bank containing the #1 cylinder.
P0023 Code: Exhaust “B” Camshaft Position Actuator Circuit (Bank 2)
P0023 Code: Exhaust “B” Camshaft Position Actuator Circuit (Bank 2)The powertrain control module (PCM) monitors the variable valve timing (VVT) circuit for high and low voltage. If the voltage is out of specification for a calibrated amount of time, the PCM sets P0023. Your vehicle is equipped with various systems that work together to keep your engine running as it
P0079 Code: Exhaust Valve Control Solenoid Circuit Low Bank 1
P0079 Code: Exhaust Valve Control Solenoid Circuit Low Bank 1The CVVT system built on the camshaft helps the engine decrease the exhaust gas and increase engine power and fuel economy by changing the valve open/close timing of the camshaft continuously. The valve control solenoid changes the direction of the oil path through the CVVT by the duty control of