(2011) Buick Regal Somerset (1984 Down) 2.4L (VIN C, 8th digit, opt LAF), Federal emissions (opt NT7), thru VIN B1014159 (last 8th digits) 2.4L Engine - 120K-150K miles Santa fe sport 4L Engine (2012-2017) - 60K-90K

4L Engine (2012-2017) - 60K-90K miles

w/o sensor in the filter housing 2

5L Engine (2000-2005) - 120K-150K miles

without PZEV) 2

(2011) Buick Regal Somerset (1984 Down) 2.4L (VIN C, 8th digit, opt LAF), Federal emissions (opt NT7), thru VIN B1014159 (last 8th digits) 2.4L Engine - 120K-150K miles Santa fe sport 4L Engine (2012-2017) - 60K-90KBuick Regal Somerset (1984 Down) 2. 4L (VIN C, 8th digit, opt LAF), Federal emissions (opt NT7), thru VIN B1014159 (last 8th digits) 2. 4L Engine (2011) 120K 150K miles This used OEM engine is listed as its own product for the 120K 150K miles option, so the price shown belongs to this exact mileage selection. It is a practical replacement choice for buyers who want an OEM style part without dealer new pricing. Please verify fitment before ordering.