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Ships within 48 hours · Estimated delivery Aug 26 - Aug 31
This is for the upper and lower blend door set for a single zone HVAC system
these covers add strength to center of the transmission case eliminating trans oil seepage at the mating surface
Compatible with methanol and high octane race fuels
and the additive package promotes ring seal
2011-2016 Duramax LML SoCal Billet Aluminum Upper Valve Cover Color:Blue This is for the upperBillet Aluminum Upper Valve Cover for Duramax LLY LBZ LMM engines. Uses stock bolts, gaskets and grommets. Sold as a pair. Optional drill and tap for 12 AN breather holes. These are machined to a mirror like finish. Choose the polished option for that extra bit of sparkle. This is what all of the best dressed Duramax engines are wearing this year!
US$ 16.49
US$ 29.99
US$ 10.49