NGK LTR6ARX-13P 94176 Ruthenium Alloy Spark Plug, first choice for performance upgrade modification

NGK LTR6ARX-13P 94176 ruthenium alloy spark plugs designed for performance upgrades; perfectly suitable for post-2000 Buick LaCrosse, Chevrolet Cruze, Cadillac CTS and other 2.0L-3.6L engines. Ruthenium alloy electrode significantly improves ignition efficiency and fuel economy, reduces misfire, optimizes acceleration, and lowers emissions. OEM 94176; replacement medium difficulty; use torque wrench to tighten to manufacturer’s recommended value to avoid overtightening threads.