The Replacement Part Number(OE Number): 12668390.. Fitment: for Chevy Cheyenne 5.3L V8 2017-2018, for Chevy Silverado 1500 4.3L V6 / 5.3L V8 2014-2018, for Chevy Silverado 2500 4.3L V6 2017, for Chevy Silverado 2500 5.3L V8 2014-2018, for Chevy Suburban 5.3L V8 2015-2018, for Chevy Tahoe 5.3L V8 2015-2018, for GMC Sierra 1500 4.3L V6 / 5.3L V8 2014-2018, for GMC Yukon 5.3L V8 2015-2018, for GMC Yukon XL 5.3L V8 2015-2018.. Fuel-Efficient Injector: High efficient fuel sprays and high Impedance Coil enable fast start up in the cold environments, low fuel consumption, and good performance.. Professional Installation is Highly Recommended: Fuel injectors directly affect the air/fuel ratio for the engine and new fuel injectors do require a new or updated tune. We also suggest that you check the other component of the engine before installation.. Package Included: 8 Pcs Fuel Injector; Orifice Type: 6 Holes Disc; Material: Metal and Plastic; Pin Number: 2; Voltage: DC 12V; Flow Rate: Same as ..
