There are many predatory vendors in this market that ultimately are only reselling OEM parts with massive markups. So be careful that your car & wallet never gets— "tapped-out".
The purpose of this section is to provide a common parts list for affordable purchases of basic OEM LF3/LF4 parts without third-party markups.
LF3/LF4 ATS-V & CTS V-Sport High Pressure Fuel Pump:
ACDELCO 12679089
Current Price $161.79 Link
OEM LT4 Low Pressure Fuel Pump:
[Many vendors sell this GM pump as their ATS-V & CTS V-Sport "Stage-1 Upgraded Pump"]
ACDELCO 19333182
Current Price $161.79 Link
LF3/LF4 ATS-V & CTS V-Sport Fuel Injector:
ACDELCO 12622473
Current Price $77.79 Link
LF4/LF3 ATS-V & CTS V-Sport Spark Plugs:
ACDELCO 12662396
Current Price $6.52 Link
LF3/LF4 ATS-V C& CTS V-Sport Ignition Coil:
ACDELCO D515C
Current Price $60.79 Link
LF4 ATS-V Crankshaft:
GM 12653000
Current Price $499.79 Link
LF3/LF4 ATS-V & CTS V-Sport Throttle Body:
ACDELCO 12670983
Current Price $78.89 Link
LF3/LF4 ATS-V & CTS V-Sport Throttle Body Gasket:
ACDELCO 12640403
Current Price $2.58 Link
LF3/LF4 ATS-V & CTS V-Sport Wastegate Solenoids:
ACDELCO 12661022 Right (Passenger side)
ACDELCO 12655191 Left (Drive Side)
Current Price $106.79 Right Link
Current Price $68.79 Left Link
VSports need two left/driver side only
LF4 Rod Bearings:
GM 19301183
Current Price $7.43 a pair Link
LF4 ATS-V Cooling Fan:
GM GENUINE 1581927
Current Price $286.79 Link