New aftermarket unit to replace Valeo, 12V, 145 Amp Alternator, complete with 6-Groove Decoupler Pulley.
* 2005-2007 LS2
* 2008-2013 LS3
* 2006-2013 LS7/Z06
Electrical components such as alternators are non-returnable parts.
Always refer to a factory service manual when diagnosing engine service problems. You can damage electrical components if the proper procedures are not followed. Be sure you are replacing the correct part.