Part #
V3179 (Intake)
V3046 (Exhaust)
Applications:
2006-07 Buick 4.2-s (256) DOHC
2007-12 GMC 2.9-9 (178) DOHC
2007-12 GMC 3.7-E (223) DOHC
2006-09 GMC 4.2-S (256) DOHC
Click Here to Download Full PDF Product Announcement
New Intake & Exhaust Valves for GM 2.9L, 37L, & 4.2L Engines