2014-2022 GMC Sierra / Chevrolet Silverado/5.3/L83 OEM GDI Fuel Injector PN: 12668390 or 12681212

Brand New Fuel Injector

Fits 2014-2017 GMC Sierra

2014-2017 Chevrolet Silverado

L83 Engines
Part Number: 12668390 this supersedes many gm part#'s. You may receive PN 12681212 which supersedes 12668390.

Please note that there is no functional difference between "low", "nominal", and "high" versions; ALL 8 INJECTORS MUST HAVE THE SAME PART NUMBER. IF YOU ARE PURCHASING A REPLACEMENT, PLEASE LET US KNOW IN THE CHECKOUT NOTES WHICH PART NUMBER YOU HAVE.

WARNING: Per GM, if you remove your fuel rail you must replace the fuel rail crossover tube which is a one time use. If this leaks, results could be deadly and the mechanic/shop could be held liable. Take no chances and replace it with a new one. Add one to your order in the drop down below.